NuTone CD Player IM 440 Series User Manual

INSTALLATION  
INSTRUCTIONS  
This booklet contains information for installing the master  
station. All system wiring and rough-in frames should be  
installed before mounting and wiring the master station.  
Refer to the installation instructions packaged with the  
rough-in frames for detailed wiring information. For more  
detailed information on wiring and mounting other system  
components (i.e., speaker, remote control, etc.), refer to the  
installation instructions packaged with each separate  
component.  
AM/FM  
RADIO/CD PLAYER  
INTERCOM SYSTEM  
MODEL: IM-4406 SERIES MASTER STATION  
IM-4406 SERIES REPRESENTATIVE WIRING ILLUSTRATION  
NUTONE CHIME  
TRANSFORMER  
14/2 WITH GROUND  
(OBSERVE LOCAL CODES)  
120V 60HZ (CLASS 1)  
Use this diagram for reference only.  
See IR-105 Rough-in frame instructions  
for detailed wiring.  
120V 60HZ  
(CLASS 1)  
(OBSERVE  
LOCAL CODE)  
NUTONE  
IW-6  
OUTSIDE  
REMOTE  
IW-2  
OUTSIDE  
PUSHBUTTON FOR  
OPTIONAL CHIME  
MODULE  
(2) 801T  
TRANSFORMERS  
SECONDARY:  
18V, 72VA  
SPEAKER  
CONTROL  
INSIDE  
REMOTE  
CONTROL  
IW-2  
INSIDE  
ANTENNA  
INSIDE  
SPEAKER  
EARTH  
GROUND  
ATTIC  
OPTIONAL  
ELECTRONIC  
DOOR CHIME  
INSIDE  
SPEAKERS  
W/CONTROLS  
14 GA  
300´ MAX  
NUTONE IW-2  
IW-6  
200´ MAX  
NUTONE  
IW-2  
TRANSFORMER  
120V 60HZ  
(CLASS 1)  
(OBSERVE  
LOCAL CODE)  
301T  
IM-4406  
MASTER STATION  
100´ MAX S-143  
100´ MAX S-143  
OPTIONAL WIRING  
14 GA  
GROUND  
IW-2  
FOR DOOR  
RELEASE  
DR-1/DR-2  
DOOR RELEASE  
SHIELDED  
AUDIO  
CABLES  
MUSIC  
DISTRIBUTION  
VOLUME  
CONTROL  
IA-6C  
RECEPTACLE  
DESKTOP  
FRAME WITH 5˝  
REMOTE  
OPTIONAL  
MUSIC  
SOURCE  
5˝ PATIO  
DOOR  
SPEAKER  
SPEAKER  
IA-6  
PLUG  
W/CONTROLS  
MUSIC  
DISTRIBUTION  
SPEAKER  
DOOR SPEAKER MODELS WITH CHIME  
PUSHBUTTON ALSO REQUIRE 18/2 (S-143)  
TO CHIME LOCATION OR IW-2 TO MASTER  
IF CHIME MODULE IS USED.  
120V. 60HZ (CLASS 1)  
(OBSERVE LOCAL CODE)  
300´ MAX  
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INSTALLATION  
CONTENTS OF CARTON  
Check () for the following IM-4406 carton contents.  
Use NuTone IW-2, 22 ga. twisted pair for connecting:  
• Door speakers to master  
• Remote controls to speakers  
IM-4406 master station  
Terminal board  
Transformer cover  
Hardware bag assembly containing:  
2 - shoulder screws  
• Speaker volume control (IC901) to master  
• Speaker volume control (IC901) to speakers  
• Electronic chime audio output to master  
• Pushbutton to chime module  
12 - No. 6 x 3/8 screws  
4 - colored panel mounting screws  
4 - ‘L’ panel mounting brackets  
Homeowner’s manual with room labels  
Installation instructions  
Use NuTone S-143, 18 ga. twisted pair for connecting:  
• Pushbutton to electronic chime  
• Electronic chime to chime transformer  
Product Registration Warranty Card  
Use Nº14/2 power cable with ground, Class 1 UL Listed  
(Observe local codes) for connecting:  
NOTE TO INSTALLER: Do not discard these  
installation instructions. Please transfer all  
installation instructions, warranty registration  
and homeowner’s manual to the homeowner.  
• Transformers to 120v AC  
Use shielded audio cable for connecting external audio  
sources to the master station.  
REMOTE STATION WIRING  
PRECAUTIONS AND GUIDELINES  
An individual 6-wire cable (IW-6) must be connected from  
each remote station or remote control location to the master  
station’s terminal board.  
Maximum station wire length: 750 ft.  
Maximum total length of IW-6 cable per system: 4,000 ft.  
The NuTone IM-4406 master station has been designed for  
ease of installation. Please read and follow ALL installation  
instructions, guidelines and precautions. Any deviation from  
these instructions or miswiring combinations may result in  
unit failure and void of warranty.  
WARNING!  
IMPORTANT! NuTone cannot be responsible for  
improper system operation that results from  
interference generated by light dimmers, fluorescent  
lighting fixtures, and similar electrical products. Such  
interference must be corrected at the source. TO HELP  
REDUCE THIS INTERFERENCE, ALL WIRING  
CONNECTIONS TO THE MASTER MUST BE PLACED  
AT LEAST 12 INCHES FROM ANY AC POWER WIRING.  
AVOID RUNNING INTERCOM WIRES PARALLEL TO  
AC POWER WIRING.  
120 Volt AC Power to Transformers in the IR-105  
Rough-in MUST Remain OFF until ALL System Wiring  
at the Master and Remote Stations is Complete.  
• Observe all local building regulatory codes in your area.  
• All screw terminals at the master and remote stations must  
be secure.  
• Observe all color code connections of wires when  
connecting the remote stations to the master.  
• The IM-4406 is designed to be installed with only NuTone  
specified wire. No other wire should be used. The use of  
wire other than NuTone wire will void all NuTone warranties  
and may result in faulty installation and improper operation.  
MAXIMUM NUMBER OF REMOTE STATIONS  
The master station will accommodate up to 9 connections  
at the terminal board. These connections can be any  
combination of remote stations, remote controls or volume  
controls. It will also accommodate 3 door speaker  
connections.  
IMPORTANT WARNING!  
THE POWER TRANSFORMER CONTAINS AN  
INTERNAL FUSE.  
If more than 9 stations are required, use the optional  
DO NOT SHORT THE LOW VOLTAGE CONNECTING  
SCREWS OF THE TRANSFORMER OR THE  
TRANSFORMER WILL BE DESTROYED!  
NOTE: NEVER connect more than one remote  
station to a set of screw terminals.  
Model Nº IA-440 expansion kit. This will allow an additional  
6 connections at the master.  
WIRING SPECIFICATIONS  
See the IR-105 master rough-in frame installation instructions  
for detailed wiring information.  
Use NuTone IW-6, 3 twisted pair for connecting:  
• Remote controls to master  
• Remote stations to master  
3
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INSTALLATION (Continued)  
2. Refer to Figure 2. Connect the IW-6 cable from each  
WARNING! NEVER EXCEED A TOTAL OF 15 NUTONE  
25 OHM SPEAKERS ON THIS SYSTEM.  
remote to the appropriate set of terminal screws at the  
master station’s terminal board. When connecting the  
cable to the terminal board, be sure to observe the  
matching of all color codes.  
WARNING! NEVER USE STANDARD 8 OHM STEREO  
SPEAKERS ON THIS SYSTEM. USE ONLY NUTONE  
SPECIFIED SPEAKERS ON THIS MASTER.  
Connect:  
RED to RED  
RED/WHT to RED/WHT  
BLK to BLK  
BLK/WHT to BLK/WHT  
ORN to ORN  
ORN/WHT to ORN/WHT  
MOUNTING THE TERMINAL BOARD  
Only connect one remote to each set of screw terminals.  
After completing all connections, check for any shorted  
wires. Dress cables flat against the terminal board to allow  
space for the master station to be properly secured.  
1. Remove and clean any drywall debris or dust from the  
rough-in before beginning installation.  
2. Refer to Figure 1. Locate the terminal board in the left  
rear section of the rough-in frame.  
3. Use four (4) Nº 6 x 38“ screws supplied to secure the  
terminal board to the rough-in frame.  
IW-6  
MOUNTING HOLES  
4. Make certain the lower right-hand screw is secure and  
snug against the ground lug which covers the mounting  
hole in the terminal board. Do not bend ground lug.  
Make sure it is positioned between the screw and  
terminal board.  
RED  
RED/WHT  
BLK  
IMPORTANT  
DO NOT APPLY POWER TO THE SYSTEM UNTIL ALL  
CONNECTIONS ARE COMPLETE AT THE MASTER  
AND REMOTE STATIONS.  
BLK/WHT  
ORN  
ORN/WHT  
FIGURE 2  
3. Refer to installation instructions packaged with the remote  
stations and remote controls for wiring these units.  
4. Refer to Figure 3. Use the Wire Matching Chart if you are  
retro-fitting a system with the previously used IW-6R cable.  
IMPORTANT – WHEN NUTONE MODEL IW-6R  
WIRING IS USED:  
CONNECT TO THE  
SCREW TERMINALS  
ON THE TERMINAL  
BOARD MARKED:  
FIGURE 1  
CONNECTING THE REMOTE WIRING  
1
2
3
4
5
6
ORN  
BLK  
BLK/WHITE  
ORN/WHITE  
RED  
All Remote Stations, Remote Controls, Speaker  
Volume Controls, and Door Speaker Wiring MUST  
Return Directly to the Master Station. DO NOT  
CONNECT WIRING FROM SPEAKER TO SPEAKER!  
RED/WHITE  
1. Dress all remote wiring through the rectangular holes  
in the upper right and left sides of the rough-in frame.  
All wiring connections are made to the master station’s  
terminal board.  
BLUE STRIPE  
FIGURE 3  
4
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INSTALLATION (Continued)  
CONNECTING VOLUME CONTROL WIRING  
PREPARING MASTER STATION PANEL FOR  
OPTIONAL DOOR RELEASE PUSHBUTTON  
Refer to Figure 4. If a NuTone Volume Control is installed in  
the system, connect the control’s IW-2 wiring to the ORN and  
ORN/WHT screw terminals at the master station. Only ONE  
NuTone speaker may be connected to each volume  
control. Each volume control/speaker counts as a  
remote station. Remember: The maximum remote  
connections to the Master Station is 9. Adding the  
optional IA-440 expansion module will increase the  
system remote capability to 15 stations.  
To remove the pushbutton cover, position the master station  
face up. Be careful not to damage the cables on the back of  
the unit.  
1. Refer to Figure 6. Open the left-hand door on the master  
station panel.  
FIGURE 6  
ORN  
2. Cut the 4 retainer webs from the pushbutton cover.  
ORN/WHT  
3. Remove cover. The door release pushbutton will be  
installed and connected after the master panel has been  
mounted to the rough-in frame.  
MOUNTING THE OPTIONAL CHIME  
MODULE IN THE MASTER STATION PANEL  
FIGURE 4  
1. Position the master station panel face down on a soft cloth.  
NEVER USE 8 OHM STEREO SPEAKERS  
WITH THIS SYSTEM!  
2. Refer to Figure 7. Align the optional NuTone IA-28 or  
IA-29 chime module onto the mounting bracket located in  
the master station.  
Refer to the installation instructions packed with the speaker  
volume control for wiring this unit.  
SNAP IN PLACE  
CONNECTING DOOR SPEAKER WIRING  
The Door Speakers connect to the Master Station Terminal  
Board with twisted pair IW-2 wire.  
1. Refer to Figure 5. Connect the two wires from the Door  
Speaker(s) to the 2 screw terminals marked DOOR  
SPEAKER on the master station terminal board.  
RED  
WIRE  
IA-29 ONLY  
FIGURE 7  
3. Apply firm, but even pressure to each side of the chime  
module until it snaps into place.  
4. Plug the 4 pin connector on the module into the connector  
located on the master. When properly installed, the ribbon  
cable will point away from the master station’s circuit  
boards, as illustrated.  
5. Connection from the pushbuttons to the master will be  
made after the master panel has been mounted.  
DOOR  
SPEAKER  
FIGURE 5  
5
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INSTALLATION (Continued)  
Model IA-29 Only  
2. Refer to Figure 10A and 10B. For rough-in frames which  
are recessed into the wall opening, insert two (2) shoulder  
screws (provided) into the front two holes in the rough-in  
frame. For rough-in frames which are mounted flush with  
the wall, insert two (2) shoulder screws into the back two  
holes in the rough-in frame.  
1. Refer to Figure 8. Locate the chime selector switch  
mounting bracket in the master unit.  
BACK HOLE – FOR  
FLUSH MOUNTED  
ROUGH-INS  
FRONT HOLE –  
FOR RECESSED  
ROUGH-IN  
FIGURE 10A  
FIGURE 10B  
3. Refer to Figure 11. Attach master panel to rough-in  
frame by placing mounting hinge keyhole slots over  
shoulder screw heads in the rough-in frame.  
4. Refer to Figure 12. Slide master station panel to the right,  
then forward until it is flush with the wall surface.  
5. Align master panel with rough-in frame.  
FIGURE 8  
2. Remove and set aside the chime selector switch retaining  
screw located in the master unit.  
3. Remove and discard the square foam pads on the chime  
selector switch PC board connected to the chime module.  
4. Slide the PC board into the mounting bracket on the  
master station.  
5. Fasten the chime selector switch PC board with the  
retaining screw (earlier removed).  
FIGURE 11  
FIGURE 12  
6. Refer to Figure 13. Attach support strap to rough-in  
frame by attaching metal hook into hole in top of rough-in  
frame. Using pliers, squeeze hook closed. Hook must not  
come loose when master is later secured.  
MOUNTING THE MASTER STATION  
NOTE: If an optional IA-440 expansion module is to be  
installed into the IM-4406 master station, it should be  
installed before mounting the master station. Refer the  
installation instruction provided with the expansion module  
before performing the following mounting steps.  
FIGURE 13  
1. Refer to Figure 9. Use two (2) #6x38˝ screws per bracket  
to attach each of the four (4) mounting brackets to the  
rough-in frame. Before tightening, slide the bracket so it is  
flush with the wall surface (flush with rough-in frame if the  
rough-in is installed after the wall board). Tighten all eight  
(8) screws.  
FIGURE 9  
6
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INSTALLATION (Continued)  
MOUNTING THE TRANSFORMER COVER  
IMPORTANT: The transformer cover must be installed  
for proper operation of the intercom.  
CONNECTING THE  
POWER TRANSFORMERS  
1. Refer to Figure 15. Remove the left front and right rear  
screws from the transformer enclosure. Set screws aside  
for later installation.  
2. Position the transformer cover (with insulator positioned  
towards transformers) over the transformer enclosure so  
holes in cover align with holes in enclosure.  
CAUTION  
BE SURE THE AC POWER IS OFF BEFORE  
CONNECTING THE POWER TRANSFORMERS. DO  
NOT TURN AC POWER ON TO TRANSFORMERS  
UNTIL ALL WIRING AT THE REMOTE AND MASTER  
STATIONS IS COMPLETE!  
3. Fasten cover with two (2) screws previously removed.  
1. Refer to Figure 14. The transformers’ primary leads  
should already be connected to the 120 volt AC house  
supply wiring. Be sure power is off before connecting  
transformers to master unit.  
IMPORTANT WARNING!  
THE POWER TRANSFORMER CONTAINS AN  
INTERNAL FUSE.  
DO NOT SHORT THE LOW VOLTAGE CONNECTING  
SCREWS OF THE TRANSFORMER OR THE  
TRANSFORMER WILL BE DESTROYED!  
2. Locate the two (2) sets of red/wht transformer leads on  
the lower left corner of the master unit. Connect one pair  
of low voltage leads to each transformer located in the  
bottom of the rough-in.  
FIGURE 14  
FIGURE 15  
7
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INSTALLATION (Continued)  
CONNECTING THE MASTER STATION TO  
THE TERMINAL BOARD  
1. Refer to Figures 16 and 17. Plug all five connectors into  
the terminal board.  
1. • Insert black ribbon cable with 10 pin plug into CN104  
connector.  
1. • Insert multi-color ribbon cable with 14 pin plug into  
CN102 connector.  
1. • Insert multi-color ribbon cable with 9 pin plug into CN106  
connector.  
1. • Insert brown shielded cable with 12 pin plug into CN101  
connector.  
1. • Insert gray shielded cable with 11 pin plug into CN116  
connector.  
1. • No connection is made to connector CN111 unless  
IA-440 expansion module is used.  
2. Make sure the alignment keys are properly aligned before  
applying pressure to the connector.  
3. After all connectors are plugged into the terminal board,  
position the extra ribbon cable length toward the top of the  
rough-in frame.  
FIGURE 16  
4. If an IA-440 expansion module is included in this  
installation, proceed with the connection of the module to  
the expansion module terminal board at this time. Refer to  
the installation instructions provided with the expansion  
module.  
CN106  
MULTI-COLOR  
RIBBON CABLE  
WITH 9 PIN PLUG  
CN101  
CN116  
GRAY CABLE  
WITH 11 PIN  
PLUG  
BROWN CABLE  
WITH 12 PIN  
PLUG  
CN104  
CN102  
CN111  
USED WITH  
OPTIONAL IA-440  
EXPANSION  
MODULE  
BLACK RIBBON  
CABLE WITH  
10 PIN PLUG  
MULTI-COLOR  
RIBBON CABLE  
WITH 14 PIN  
PLUG  
FIGURE 17  
8
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INSTALLATION (Continued)  
CONNECTING THE RADIO ANTENNA  
CONNECTING THE OPTIONAL  
CHIME MODULE  
1. Refer to Figure 18. Plug radio antenna (supplied with  
IR105 rough-in frame) into the 2-pin connector located on  
the main circuit board. Be certain the tab on the connector  
is facing towards the top of the master unit, as illustrated.  
It is now time to connect the optional chime module that you  
earlier installed into the master station.  
1. Refer to Figure 20. Identify the front chime pushbutton  
wires.  
2. Connect the front pushbutton wires to the screw terminals  
marked FRONT and COMMON on the chime module.  
3. Repeat steps 1 and 2 for the REAR and SIDE chime  
pushbuttons.  
TAB  
4. Refer to the instructions packed with the chime module  
for information on chime volume level and chime tune  
selection (IA-29 only).  
FRONT  
REAR  
SIDE  
COMMON  
FIGURE 18  
CHIME  
VOLUME  
NOTE: Any excess antenna cable should be located  
outside of Rough-in.  
In most locations the antenna supplied with the rough-in  
frame provides adequate AM reception; however, in rural or  
weak signal areas, a separate AM antenna may be required.  
Refer to the following instruction when selecting and  
connecting an AM antenna.  
FIGURE 20  
CONNECTING OPTIONAL  
ELECTRONIC CHIME  
1. Refer to Figure 19. Move the auxiliary antenna selector  
switch to the AM position.  
2. Connect 50 feet of 22 ga. insulated wire to the screw  
1. Refer to Figure 21. Connect NuTone IW-2 cable from the  
chime to the (+) and (-) screw terminals on the master  
station’s main circuit board.  
2. Refer to the instructions packed with the chime for  
complete wiring information.  
terminal marked AM ANTENNA.  
3. Run the wire from the master station location to the attic.  
Fasten the insulated wire at one end of the attic; stretch  
the wire to its full length and fasten at the opposite end.  
Fasten the insulated wire at several locations between  
ends to prevent sagging.  
IMPORTANT: Failure to use NuTone IW-2 cable will  
cause the system to hum at all times.  
AM/FM  
AM ONLY  
AM ANTENNA  
(–)  
(+)  
ELECTRONIC  
CHIME  
FIGURE 21  
FIGURE 19  
9
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INSTALLATION (Continued)  
CONNECTING OPTIONAL ACCESSORIES  
CONNECTING POWER TO THE OPTIONAL  
CP-95 CASSETTE PLAYER  
1. Refer to Figure 22. To connect an external audio source  
(NuTone Model CP-95 cassette, stereo system, VCR, TV,  
etc. with low level audio output) to the IM-4406 master  
station, locate the TAPE and AUXiliary inputs on the  
upper center of the master station’s main circuit board.  
2. Connect an RCAphono type plug to the shielded audio  
cable coming from the external audio source. Follow the  
phono plug manufacturer’s instructions when connecting  
to the cable.  
3. Insert the phono plug into the appropriate input jack  
(TAPE or AUX) on the master station’s main circuit board.  
NOTE: The TAPE and AUX inputs have input audio level  
controls to allow matching of the external audio source  
with the radio and CD audio of the master.  
1. Refer to Figure 23. Cut the protective sleeving from the end  
of the BLK/WHT CP-95 power supply leads.  
2. Separate 2 inches of the supply leads.  
3. Strip the outer insulation back approximately 5/8˝ from the  
end of the cable.  
4. Connect the power leads from the CP-95 to the CP-95 power  
supply leads of the master station (polarity is not important).  
Use wire nuts to protect the bare wires from shorting.  
4. To use the selected source audio for recording onto a  
cassette recorder, insert the recorder’s plug into the  
master station’s LINE OUT jack.  
5. Optional connection to provide program audio only:  
• The CD, radio or optional audio sources can be  
channeled through an auxiliary amplifier (purchase  
a NuTone Model IMA-516 separately) to provide  
uninterrupted music (no intercom) to separate  
speakers. This type of installation can be used for  
example, in a doctor’s office where intercom and  
music are desired in the office area, but music only  
is desired in the waiting room.  
CONNECT CP-95  
POWER LEADS  
NOTE: If an auxiliary amplifier is used, connect the  
master station’s LINE OUT jacks to the auxiliary  
amplifier’s low-level audio input wires using shielded  
audio cable (not supplied by NuTone).  
FIGURE 23  
NOTE: When using the LINE OUT for recording  
program audio or distributing program audio only  
through an external amplifier, the automatic CD PAUSE  
should be disabled or the audio present on the LINE  
OUT jack will stop when the intercom or chime is used.  
To disable the CD PAUSE, refer to the homeowner’s  
manual.  
IMPORTANT  
Be sure the power to the transformers in the IR-105 rough-in  
is OFF before connecting the CP-95 power supply leads!!  
AUX INPUT  
LINE OUT  
TAPE INPUT  
FIGURE 22  
10  
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INSTALLATION (Continued)  
MOUNTING AND CONNECTING  
SECURING THE MASTER PANEL  
OPTIONAL DOOR RELEASE PUSHBUTTON  
1. Refer to Figure 26. Inspect all wiring connections to make  
sure they are complete and correct.  
You have previously prepared the master station for the  
optional release pushbutton.  
2. Make sure all antenna connections are secure.  
1. Refer to Figure 24. Feed one wire from the door release  
transformer and one wire from the door release mechanism  
through the pushbutton hole in the master station panel.  
3. Dress all remote station wires flat against the terminal  
board.  
CAUTION  
WHEN RAISING THE MASTER PANEL TO ITS FINAL  
POSITION, DO IT SLOWLY! BE CAREFUL NOT TO HIT OR  
DAMAGE ANY OF THE CIRCUIT BOARDS OR CABLES.  
FIGURE 24  
2. Connect the two (2) wires to the PB1WHCL pushbutton.  
3. Rotate the pushbutton so the screws are on the top and  
bottom as illustrated, then snap the button into the  
mounting hole.  
CONNECTING THE MEMORY  
BACK UP BATTERY  
Refer to Figure 25. Connect the 2-pin plug from the battery  
to the connector located on the control circuit board.  
2 PIN PLUG  
FIGURE 26  
2 PIN  
CONNECTOR  
4. Position the master station panel over the rough-in frame  
and align screw holes in master with mounting brackets.  
Two (2) mounting holes are located behind the CD  
Player door.  
5. Secure the master station panel to the rough-in mounting  
brackets with four (4) screws (provided).  
NOTE: The mounting screws will pierce the wall surface  
behind the mounting brackets. If the wall surface is hard, a  
clearance hole must be drilled behind the mounting bracket  
before securing the master station panel.  
FIGURE 25  
POWERING UP THE SYSTEM  
Once all connections have been completed throughout the  
system, it is time to apply power to the master station.  
1. Apply power to the master station by turning on the circuit  
breaker that supplies power to the transformers in the  
IR-105 rough-in frame.  
2. When power is first applied, the LCD display will flash  
1:00 PM. Refer to the Operational Checkout section of  
this manual for additional information.  
PLEASE NOTE  
If permanent AC power has not been connected, or the  
AC power will be off for long periods of time, the  
battery should not be connected at this time. When the  
battery is connected, the correct time and programmed  
radio memory stations will be retained for  
approximately 30 hours on battery backup.  
11  
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OPERATIONAL CHECKOUT  
SYSTEM OPERATING CONTROLS  
SCAN: Activates scan tuning during AM/FM operation.  
21 DISPLAY: Sets the LCD display mode: CLOCK, RADIO FREQUENCY,  
1
2
3
TRACK NUMBER or TIME PLAYED.  
▲▼ UP/DOWN TUNING: Provides manual tuning of the AM/FM radio.  
22  
23  
INTERCOM VOLUME: Adjusts intercom audio level throughout the  
system.  
MEMORY 1-6 KEYS: Provides direct access to stored radio  
frequencies.  
MASTER STATION STATUS SWITCHES: Sets the master station in  
one of the following modes: RADIO/INTERCOM, INTERCOM ONLY,  
OFF or MONITOR.  
4
TRACK : Returns to the beginning of the current track and/or previous  
tracks.  
5
6
TRACK : Advances the CD Player to the beginning of the next track.  
24  
REMOTE STATION STATUS SWITCHES: Sets the remote stations in  
one of the following modes: RADIO/INTERCOM, INTERCOM ONLY,  
OFF or MONITOR. Note: If the optional expansion module is installed, 6  
additional switches will be located on the right side of the master.  
RDM/RPT: (Random/Repeat) Set the CD play mode to: REPEAT ONE,  
REPEAT ALL or RANDOM PLAY.  
7
PLAY/PAUSE: Activates the operation of the CD Player. Pressing the  
key during play operation will pause the CD Player.  
25  
26  
DOOR RELEASE KNOCKOUT: Mounting hole for optional door  
release pushbutton.  
8
9
SEARCH : Quickly searches the track in the forward direction.  
SEARCH : Quickly searches the track in the reverse direction.  
CD PLAYER DOOR: Open CD door and snap CD disc onto spindle.  
TIME SET: Used with the ▲ ▼ keys to set the clock and timer.  
END CALL: Ends intercom communication and returns system to audio  
source.  
10  
11  
27  
28  
29  
DOOR TALK: Initiates intercom communication to the door speakers.  
INSIDE/PATIO: Initiates intercom communication to remote stations.  
12 MEMORY SET: Stores desired radio frequencies into a selected  
memory location.  
TIMER: Enables or disables the radio timer. The indicator light will  
illuminate next to the Timer key when the Radio Timer is activated.  
13  
14  
15  
16  
CLOSE: Press here to close CD Player door.  
30 PROGRAM AUDIO SOURCE: Selects the program audio source: AM,  
FM, TAPE and AUX. The indicator light will illuminate next to the  
selected program audio source.  
TREBLE: Adjusts the high frequency audio content of the source audio.  
STOP: Ends the CD Play mode and turns off the program audio.  
BASS: Adjusts the low frequency audio content of the source audio.  
ELECTRONIC CHIME TUNE SELECTION: Selects the tune of the  
optional NuTone IA-29 Chime Module.  
31  
32  
33  
17 SYSTEM VOLUME: Adjusts the program audio level throughout the  
system.  
PROGRAM OFF: Turns off the selected program audio source. The  
program Off key does not affect the intercom or chime operation.  
18  
19  
OPEN: Causes the CD Player door to open.  
LOUDNESS: Compensates for the bass and treble response the human  
ear has when listening to audio at low volume levels.  
MASTER VOLUME: Adjusts the volume at the master station.  
20  
MICROPROCESSOR RESET: Initiates a reset of the microprocessor.  
NOTE: A reset of the microprocessor will erase the system’s memory.  
1
2
3
5
6
4
7
8
9
33  
32  
31  
30  
29  
28  
27  
26  
13  
18 17 16 15  
14  
25  
20  
12 11 10  
24  
23  
21  
19  
22  
12  
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OPERATIONAL CHECKOUT (Continued)  
3. Press the END CALL key. Intercom communication will  
DIGITAL CLOCK  
end and radio audio will return to all stations in the system.  
SETTING THE TIME  
The proper clock setting procedure is arranged in 4  
segments. Each segment must be completed in 5 seconds.  
Follow the procedure below.  
4. Press the DOOR TALK key. Radio audio will mute and  
audio from the initiating station will be heard at the door  
speaker(s) and all stations in the system.  
5. Release the DOOR TALK key. Audio from the door  
1. Press the TIME SET key one time.  
speaker(s) will be heard at all stations in the system.  
SET  
TIME  
The ‘Hours’ display will begin  
flashing, and the words ‘Set Time’  
will display.  
6. Press the END CALL key. Door communications will  
end and radio audio will return to all stations in the  
system.  
:
1 00  
PM  
2. Within 5 seconds, press the or key until the correct  
7. Press and hold the END CALL key for 2 seconds at any  
Hour and AM/PM are displayed.  
remote station. The radio will turn off.  
3. Within the next 5 seconds, press the TIME SET key  
8. Press and hold the END CALL key for 2 seconds at any  
remote station. The radio will turn on. For additional  
information on remote radio control, refer to the  
homeowner’s manual.  
again. The ‘Minutes’ display will begin flashing.  
4. Again, within 5 seconds, press the and keys until the  
correct minute is displayed.  
5. Release the keys after entering the correct time. The  
display will stop flashing in 5 seconds, and the time will  
be set.  
NOTE: Pressing the or keys momentarily will cause the  
time to advance or reverse one digit. Pressing the or▼  
keys continuously for more than 1⁄2 second will cause the  
digits to advance or reverse at high speed.  
9. With a CD in the CD player, press and hold the END  
CALL key at any remote station until a BEEP BEEP is  
heard at the remote station. In a few moments, the CD  
will begin playing.  
10. Press and hold the END CALL key for 2 seconds at any  
remote station. The CD player and audio will stop. For  
additional information on remote CD Player control, refer  
to the homeowner’s manual.  
SYSTEM CHECKOUT  
11. Repeat procedure at all remote stations.  
Set the following control settings and perform the indicated  
tests.  
SETTING PROGRAM AUDIO CONTROLS  
1. Set all STATION STATUS SWITCHES to the RADIO  
The volume levels required at each station may vary with the  
location of the speaker and the size of the room where the  
speaker is located. Spend some time experimenting with the  
volume levels, and adjust each speaker so that you can  
clearly hear the radio, CD and intercom. Use the following  
procedures to set your system’s volume levels.  
INTERCOM position.  
2. Set the MASTER VOLUME control to 23 position.  
3. Set each remote station VOLUME control to 23 position.  
4. Set the SYSTEM VOLUME control to 13 position.  
5. Set the INTERCOM VOLUME control to 23 position.  
6. Set the BASS and TREBLE control to 12 position.  
1. At each remote station, turn the VOLUME control  
completely clockwise to maximum volume.  
2. At the master station, set the REMOTE and MASTER  
SPEAKER STATUS SWITCHES to the RADIO  
INTERCOM position.  
7. Press the OPEN key on the master station. The CD  
Player door will open. Complete opening the door by  
moving the CD door from left to right.  
3. Turn the MASTER VOLUME control to maximum volume.  
8. Snap a CD disc onto the spindle of the CD player.  
4. Turn the SYSTEM VOLUME control on the master station  
to approximately 13 volume.  
5. Select an AM or FM radio station with a strong, clear signal.  
6. Adjust the master station’s SYSTEM VOLUME control  
until you have ample volume at the remote station that  
requires the highest volume (i.e. a large living room, family  
room, basement, etc.)  
CAUTION  
Never touch the lens of the CD player or damage  
will result!  
9. Close the CD player door by moving the door from right to  
left until the door latches closed.  
10. Tune in a strong local FM radio station as follows:  
• Press the FM key.  
• Locate a strong FM radio signal by using the ▲ ▼ keys.  
Beginning with the master station, check each station in the  
system for proper operation using the following procedure.  
PLEASE NOTE: The master station and all remote stations  
(except door speakers) are equipped with volume controls.  
Although the master station SYSTEM VOLUME sets the  
system’s volume level, you may adjust an individual  
speaker’s volume level as desired.  
1. Press the INSIDE/PATIO key to initiate a call. Radio  
audio will mute.  
2. Release the INSIDE/PATIO key to hear the reply.  
13  
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OPERATIONAL CHECKOUT (Continued)  
SETTING PROGRAM AUDIO CONTROLS  
(CONTINUED)  
7. Adjust the MASTER VOLUME control and all remote  
station’s volume controls to the volume level you desire.  
In order to have proper intercom audio levels, it is  
SETTING THE BEEP TONE LEVEL  
The internal BEEP tone volume control has been factory set  
to a normal level for the BEEP tone to be heard when the CD  
Player operation is initiated from a remote station by using  
the AM/FM/CD CONTROL/END CALL key. Should that level  
require adjustment, use the following procedure:  
1. Refer to Figure 28. Using a thin-blade screwdriver, adjust  
the BEEP TONE volume control counter-clockwise as  
viewed from the rear of the master station panel to reduce  
the BEEP level.  
recommended that the MASTER VOLUME and remote  
stations’ VOLUME controls be set at 23 volume or higher.  
SETTING INTERCOM VOLUME  
1. Initiate an intercom call from the master by pressing the  
2. To increase the BEEP level, turn the control clockwise.  
INSIDE/PATIO key.  
2. Speak with a clear normal voice about 2-3 feet from the  
master station’s speaker.  
3. Adjust the INTERCOM VOLUME control until the initiating  
station’s audio is clearly heard at all stations in the  
system.  
PLEASE NOTE: The volume control at all stations should be  
set between 12 to maximum volume for proper intercom  
operation.  
4. Repeat the above procedure at several remote station  
locations until an acceptable intercom audio level is  
achieved at all stations.  
BEEP TONE  
SETTING INTERNAL INTERCOM VOLUME  
CONTROL  
FIGURE 28  
The internal intercom volume control has been factory set for  
optimum intercom operation. Should the intercom gain need  
to be adjusted beyond the range of the Intercom Volume  
Control behind the left front door, use the following procedure:  
1. Refer to Figure 27. Using a thin-blade screwdriver, adjust  
the internal control counter-clockwise as viewed from the  
rear of the master station panel. This adjustment will  
reduce the intercom gain.  
SETTING THE EXTERNAL AUDIO  
SOURCE LEVEL  
The TAPE and AUX level controls have been factory set at  
maximum. These controls can be adjusted to match the  
external audio source level with the built-in radio and CD  
Player levels. Use the following procedure:  
1. Press the FM key.  
2. Tune the radio to a strong local radio station.  
3. Turn on the external audio source(s) connected to the  
master station.  
2. To increase the intercom gain, turn the internal control  
clockwise.  
4. Switch the master station from FM to TAPE or AUX.  
5. Refer to Figure 29. Using a thin-blade screwdriver, adjust  
the TAPE/AUX control to match the audio level of the  
external audio source with the FM radio.  
ROUGH-IN  
AUX  
TAPE  
LEVEL  
LEVEL  
BOTTOM OF  
MASTER  
FIGURE 27  
FIGURE 29  
14  
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OPERATIONAL CHECKOUT (Continued)  
Remote Station Control Voltage Test – Displays the  
voltage at the master’s microprocessor control line. To  
activate, press and hold the following keys:  
DIAGNOSTIC TESTS  
The following diagnostic tests have been incorporated into  
the NuTone IM-4406 master station to assist in system  
troubleshooting.  
• Master station keyboard test  
• Remote station control voltage test  
• Display test  
1. key  
2. key  
Example:  
3. Memory 2 key  
4. Release all keys  
Display  
Voltage at Microprocessor  
2:3.0  
2:1.9  
2:0.1  
3.0 volts  
1.9 volts  
.1 volts  
The following applies to all diagnostic tests:  
1. To access any of the diagnostic tests, the system must be  
in the PROGRAM OFF mode.  
2. Pressing the MEMORY SET key will end the current  
In this mode, the hours represent the diagnostic test, and the  
minutes indicate the voltage at the master station’s  
microprocessor.  
diagnostic test.  
3. The current diagnostic test will end after one minute of  
inactivity.  
Voltage Window  
Mode  
End Call  
Inside/Patio  
Door Talk  
Quiescent  
Maximum  
.4 volts  
2.4 volts  
3.6 volts  
5.0 volts  
Minimum  
0 volts  
1.6 volts  
2.8 volts  
4.3 volts  
PLEASE NOTE: An incorrect voltage caused by  
miswiring, shorted wiring or a defective remote  
station may cause the radio and/or CD Player to  
turn off/on, thus preventing the unit from  
entering the diagnostic mode. Should this occur,  
the master station’s control timer will stop the  
on/off cycling after 30 seconds.  
The control voltage windows for the three intercom modes  
and quiescent mode are listed above. For proper intercom  
operation, the control voltage produced when an intercom  
key is pressed at a remote station should fall between the  
voltage indicated.  
NOTE: Pressing the END CALL, DOOR TALK, or  
INSIDE/PATIO keys at the master station will not change the  
voltage on the control line. If a remote station does not  
produce a voltage within the above window for a specific  
intercom function, check the following:  
• Make sure all connections from the master station are  
properly installed at the terminal board.  
• Check IW-6 connections at the master station terminal  
board and at each remote station.  
• Confirm that the suspect remote station functions properly  
by replacing it with a known good remote station.  
Display Test – Displays all segments in the LCD display. To  
activate, press and hold the following in this order:  
1. key  
2. key  
Remote Station Keyboard Test – Verifies that all keys on  
the master station are functioning properly. To activate: Press  
and hold the following key in this order:  
1. key  
3. Memory 1 key  
2. key  
4. Release all keys  
In this mode, the hours in the display represents the current  
diagnostic test and the minutes indicate the current key being  
pressed. The following will be displayed as the key is  
pressed.  
KEY  
No key  
Scan  
DISPLAY  
1:00  
1:01  
1:02  
1:03  
1:04  
1:05  
1:06  
1:07  
1:08  
1:09  
1:10  
1:11  
1:12  
1:13  
KEY  
Memory 2  
Memory 3  
Memory 4  
Memory 5  
Memory 6  
Play/Pause  
RDM/RPT  
Track  
DISPLAY  
1:14  
1:15  
1:16  
1:17  
1:18  
1:19  
1:20  
1:21  
1:22  
1:23  
1:24  
1:25  
1:26  
3. Memory 3 key  
4. Release all keys  
Program Off  
AM  
RESETTING THE MICROPROCESSOR  
FM  
NOTE: Resetting the microprocessor will cause the radio  
memory channels and clock time to be lost.  
Tape  
Aux  
Track  
Timer  
Display  
Should the system not operate properly, the internal  
microprocessor may require resetting. To reset the  
microprocessor, use the point of a pen to press the reset  
button through the access hole behind the right lower door.  
See “System Operating Control” section.  
Inside/Patio  
Door Talk  
End Call  
Memory 1  
Stop  
Time Set  
Memory Set  
15  
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INSTALLER’S TROUBLESHOOTING GUIDE  
TROUBLE  
POSSIBLE CAUSE  
No electrical power.  
POSSIBLE REMEDY  
No radio, no intercom.  
(No Display).  
Be certain 120VAC, 60Hz power has been provided to the primaries  
of both 801T Transformers. No less than 16VAC should be  
measured on the secondary of either Transformer.  
Defective transformer.  
Faulty Master Station.  
Replace transformer.  
No radio, intercom working.  
(AM/FM indicator on.)  
Isolate Master Station from installation by removing ribbon cables  
from terminal board and wait one minute for timeout. With power on,  
radio should be playing at Master. If no radio, Master is probably  
faulty. If radio plays, reconnect ribbon cables.  
Installation problem.  
Antenna problem.  
Check terminal board for shorted terminals or miswired cables.  
Remove one 6-wire cable at a time to locate faulty line. When radio  
comes on, check speaker connections and run continuity check of  
speaker wiring.  
Check for shorted antenna connection. Remove antenna connector  
from tuner board and touch each pin with metallic object. If radio  
plays, antenna is not functioning; be sure it is installed properly. In  
weak signal areas, an outside antenna may be necessary. Also see  
“Connecting the Radio Antenna”  
Low or distorted radio  
volume.  
Incorrect volume setting.  
Follow “Setting Program Audio Controls” instructions under  
OPERATIONAL CHECKOUT.  
Weak and distorted music,  
chime and intercom audio.  
Shorted or mis connected remote This unit contains a protection device which opens if the audio  
speaker wiring.  
amplifier detects an overload condition. If the music, chime and  
intercom audio becomes weak and distorted, remove power from the  
master station for 10 minutes; this will reset the protective device. If  
the audio returns to normal, the remote speaker wiring and remote  
speakers should be checked for bare, shorted and/or mis-connected  
wires. The problem must be found and corrected before the master  
station will properly function.  
Be sure remote speaker set for MONITOR has its volume control set  
Low or no intercom volume  
from remote speaker in  
MONITOR mode.  
Improper operation.  
between 1⁄  
2
and max, and receiving speakers have volume controls  
set between 1⁄  
2
and max. Follow “Setting Intercom Volume”  
instructions in OPERATIONAL CHECKOUT.  
Program and Intercom Volume  
Control adjustment.  
Follow these instructions whenever the radio tends to overpower  
transmissions from a remote speaker in the MONITOR mode. These  
instructions will help you get the proper balance between the radio  
and the monitored speaker.  
1. Set system volume control to midpoint.  
2. Set master to CD/TAPE or AUX position.  
3. Adjust volume control for each remote station and speaker in  
master station 3⁄  
position.  
4
4. Set master to AM or FM and tune to a strong AM or FM station.  
5. Adjust program volume control for a desired listening level.  
6. Increase Intercom volume control setting. Adjust clockwise to  
desired monitor volume.  
-Continued-  
16  
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INSTALLER’S TROUBLESHOOTING GUIDE  
TROUBLE  
POSSIBLE CAUSE  
POSSIBLE REMEDY  
System squeals when using Shorted wire on master or  
Check for short between terminals or loose wire.  
intercom.  
remote terminal board.  
Two or more Remote Stations on Make separate cable (IW-6) runs from each Remote Station to the  
same wire run to Master.  
Master.  
Speakers in adjacent rooms  
mounted on common wall, or  
mounted back to back.  
If speakers are mounted directly back to back, one speaker will have  
to be relocated. If speakers are in a common wall, try placing  
fiberglass insulation behind each speaker, or isolate the speakers  
from the wall by placing rubber washers or weather stripping between  
speaker and wall.  
Improper wire used in  
installation.  
NuTone Model IW-6 6-conductor twisted pair cable must be used.  
Hum in speakers.  
Intercom wiring run too close to Keep intercom wiring as far as practical from household AC power  
household AC power wiring. wiring. Do not run intercom wiring parallel to AC power wiring.  
Shorted intercom power wiring or Check power connections to Master and connections to transformers.  
power wiring shorted to ground.  
Interference from household  
electrical fixtures.  
A dimmer may cause interference. For dimmer and fluorescent  
lighting interference, use filters (G.E. 89G635 or equivalent;  
NuTone Part No. 1559A-000).  
Static.  
Loose ground connection.  
Check ground connection to Master and connection to earth ground  
source.  
Interference from household  
electrical fixtures.  
A dimmer may cause interference. For dimmer and fluorescent  
lighting interference, use filters (G.E. 89G635 or equivalent;  
NuTone Part No. 1559A-000).  
Interference from household  
electrical appliances.  
Correct interference at the source: fish tank, heater, hand tool, coffee  
pot, etc.  
Remote Station not working. Wire installation.  
Check terminal board for broken wire or loose connection. Check  
continuity of wire.  
Speaker.  
Check continuity of speaker. Clean switch controls. Substitute with  
speaker known to be in working order.  
No door communication.  
Wire installation.  
Speaker.  
Check continuity of wiring. Check connections at speaker and Master.  
Check with a speaker known to be in working order.  
Optional Electronic Chime  
(Models IA-28 or IA-29) does  
not operate or operates at a  
low level.  
Wire installation.  
Be certain the chime is properly connected to the master station. Also,  
be certain the front, side and rear buttons are properly connected to  
the chime board.  
Improper volume setting.  
Adjust the volume of the chime module by turning the volume  
potentiometer located on the chime module. NOTE: Chime Audio will  
NOT be heard at stations selected to the OFF or MONITOR.  
Electronic chime can't be  
heard through the master  
station or remote speakers.  
Improper volume setting.  
Improper volume setting.  
Be certain the electronic chime is properly connected to the master  
station's electronic chime input screw terminals.  
Adjust the volume of the electronic chime by turning volume  
potentiometer located on the chime.  
-Continued-  
17  
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INSTALLER’S TROUBLESHOOTING GUIDE  
TROUBLE  
POSSIBLE CAUSE  
POSSIBLE REMEDY  
Cannot receive radio station Faulty antenna connection.  
which is received by another  
radio in home.  
Antenna should be located in attic and connected to tuner in Master.  
Check antenna connector to be sure it is connected to 2 pin  
connector on master.  
IU is displayed continuously, Shorted IW-6 wire going to  
Set remote station status switches one at a time to the OFF position.  
and the radio cycles on/off  
continuously.  
remote station. Defective remote If IU stops at certain station, that stations wire or remote station is  
station.  
defective.  
Low intercom volume.  
Intercom volume control  
adjustment.  
Increase intercom volume setting.  
Volume controls on remote  
Keep remote stations volume controls at 12 or higher for proper  
intercom operation.  
stations set below 12  
.
Internal intercom volume control. Increase setting of internal intercom gain control.  
When CD playback is started, Disc is badly scratched or  
it stops immediately or stops warped.  
Replace the disc.  
during playback.  
Disc is loaded with label facing  
Install CD with label facing outward.  
inward.  
Improper data format (CD ROM) Replace with conventional music format CD.  
Disc is dirty.  
Clean disc if there are fingerprints or dirt on the disc. Wipe off with a  
soft cotton cloth. Wipe the disc from the center to the outside edge.  
Never use paint thinner, Benzeneor conventional record cleaners.  
With certain discs a loud pop Disc has bad scratch or is  
Replace the disc.  
is produced or play stops.  
warped.  
Disc is extremely dirty.  
Clean disc if there are fingerprints or dirt on the disc. Wipe off with a  
soft cotton cloth. Wipe the disc from the center to the outside edge.  
Never use paint thinner, Benzeneor conventional record cleaners.  
18  
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Two Year Limited Warranty  
WARRANTY OWNER: NuTone warrants to the original consumer purchaser of its products that such products will be free from defects in materials or workmanship for a period  
of two (2) years from the date of original purchase. THERE ARE NO OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED  
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
During this two year period, NuTone will, at its option, repair or replace, without charge, any product or part which is found to be defective under normal use and service.  
THIS WARRANTY DOES NOT EXTEND TO FLUORESCENT LAMP STARTERS OR TUBES, FILTERS, DUCT, ROOF CAPS, WALL CAPS AND OTHER ACCESSORIES  
FOR DUCTING. This warranty does not cover (a) normal maintenance and service or (b) any products or parts which have been subject to misuse, negligence, accident,  
improper maintenance or repair (other than by NuTone), faulty installation or installation contrary to recommended installation instructions.  
The duration of any implied warranty is limited to the one year period as specified for the express warranty. Some states do not allow limitation on how long an implied warranty  
lasts, so the above limitation may not apply to you.  
NUTONE’S OBLIGATION TO REPAIR OR REPLACE, AT NUTONE’S OPTION, SHALL BE THE PURCHASER’S SOLE AND EXCLUSIVE REMEDY UNDER THIS  
WARRANTY. NUTONE SHALL NOT BE LIABLE FOR INCIDENTAL, CONSEQUENTIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH  
PRODUCT USE OR PERFORMANCE. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may  
not apply to you. This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state. This warranty supersedes all prior warranties.  
WARRANTY SERVICE: To qualify for warranty service, you must (a) notify NuTone at the address stated below or telephone 1/800-543-8687, (b) give the model  
number and part identification and (c) describe the nature of any defect in the product or part. At the time of requesting warranty service, you must present  
evidence of the original purchase date.  
Date of Installation  
Builder or Installer  
Model No. and Product Description  
IF YOU NEED ASSISTANCE OR SERVICE:  
For the location of your nearest NuTone Independent Authorized Service Center:  
Residents of the contiguous United States Dial Free 1-800-543-8687  
Please be prepared to provide:  
Product model number • Date and Proof of purchase • The nature of the difficulty  
Residents of Alaska or Hawaii should write to: NuTone Inc. Attn: Department of National Field Service, 4820 Red Bank Road, Cincinnati Ohio 45227-1599.  
Residents of Canada should write to: Broan-NuTone Canada, 1140 Tristar Drive, Mississauga, Ontario, Canada L5T 1H9.  
Rev. 03/2001  
4820 Red Bank Road, Cincinnati, Ohio 45227  
Printed in China, Rev. 10/01, Part No. 86525  
Product specifications subject to change without notice.  
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