BOSTON CD189
HOUSTON DM189
High-Power FM/AM/CD Receiver with Detachable Face
Robert Bosch Corporation
Sales Group —
Blaupunkt Division
2800 South 25th Avenue,
Broadview, Illinois 60153
Bosch Group
288E8761
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Identification of Controls
4
5
1
2
3
6
Notes
3.Close the inner cover.
Do not leave inner cover in the down position unless the
front pannel is in place.
• Be sure to use this unit with the front panel closed.
The unit is automatically switched off when the front panel
is left open for about 10 minutes.
OPEN
PWR
188 WATTS
TS
• Do not handle the unit roughly when opening/closing the
front panel.
SENS
AUD
SC/PS
MIX
RPT
XBASS
• Do not put any object or use it like a tray when the front
panel is open in a lying position.
• Do not press the OPEN button when closing the front panel.
• Do not put much force to the operation buttons or the dis-
play window as it may cause damage or deform the unit.
• Connectors on the unit and front panel are vital parts trans-
mitting the signal. Do not touch, push and scratch them.
• Be careful not to pinch your fingers or hands when opening
and closing the front panel.
• Do not press hard on the front panel when affixing it to the
unit. No more than light to moderate pressure should be
needed.
• When taking the front panel with you, please use the sup-
plied carrying case to protect the front panel from dirt and
damage. Make sure there is no dust or dirt on the electrical
terminals on the back of the front panel as this could cause
intermittent operation or other malfunctions.
14
13 12 11
8
9
7
10
1
OPEN button
PWR button
Turns the power of the unit on or off.
2
3
TUN/TRK button
Used to tune in to the desired station.
LCD Display window
CD button
Switches the CD playback mode.
BND/TS button
Selects the AM/FM Band & Travel store.
DISP button
Mode selector. Clock adjustment. Display priority setting.
MUTE/SENS button
Security
4
5
Bolt the front panel with the screw (supplied) in the inner
cover as shown below, to protect the front panel from
robbery and from getting lost.
6
7
8
SCREW
Muting the sound. Switches the seek sensitivity between
local and distance.
9
XBASS button
Boosting the bass sound.
Detaching the Front Panel
10 PRESET MEMORY button
OPEN
1.Press the
firmly to open the flip down front panel.
During radio reception :
Ejecting the CD
1
6
-
; For Preset memory
During CD mode :
Press recessed button located to the left behind the Front
Panel.
4/MIX
; For Mix play (Mix & Mix all during CDC;
HOUSTON DM189 only)
; For Repeat play
; For Pause
5/RPT
6/
2.Pull the front panel toward your direction to remove it.
11 DISC SELECT button (HOUSTON DM189 only)
Select the desired CD in CDC(CD changer) mode.
12 SC/PS button
Scan tuning. Preset scan tuning. Scan play in CD mode.
13 AUD button
EJECT button
Audio control selector; Bass, Treble, Loudness, Balance
& Fader
14 Dial
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Adjusts the volume level/bass/treble/balance/fader.
Storing the station names. Select Alpha-numeric characters.
E-2
General Operations
“ NO NAME” or any station name blinks once to indicate
that Station Name is selected for the Display Priority.
After 5 seconds, the display mode will automatically re-
turn to the Display Priority showing either “NO NAME” or
the station name.
DISP
4. Press the
to display “ CLOCK 12 ”.
Volume Level Control and Memory
5. Rotate the dial to select the 12 or 24-hour time mode.
Each time you rotate the dial, the mode changes or
toggles as follows;
Rotate the dial to set the memory for the volume level which
will be recalled when the unit is turned on.
Tip
1. Adjust the volume level. Spinning or fast rotation of the
CLOCK 12 Ô CLOCK 24
Frequency Display is initially set as the Display Priority,
and Station Name (“NO NAME”) is set to “Temporary”.
dial knob will increase the number of turns needed to
DISP
reach max. volume.
Volume down
6. Press the
momentarily. The clock is activated.
Volume up
Adjusting the Sound Characteristics
PWR
Ignition-off Clock Recall
2. Hold the
pressed for more than 2 seconds.
AUD
1. Press the
to select the desired adjustment mode.
The unit will turn off and the selected max. turn-on
volume level is set in memory.
The display will illuminate showing the time and then auto-
matically shut off after 5 seconds.
BASS 0 ➜ TREBLE 0 ➜ LOUD OFF(LOUDNESS)
DISP
Press the
tion.
while the ignition switch is in the “ OFF ” posi-
Note
➜
R0 F0(FADER)
L0 R0(BALANCE)
If the unit is turned off with the volume lower than the memory
setting, the unit will return to the lower setting when turned
back on.
2. Rotate the dial to adjust the selected item.
Adjust within 3 seconds after selecting the item.
After 3 seconds, the dial functions as volume control.
Use the following tables as a guide for adjusting the set-
tings in each mode.
Mode Selector
DISP
Each time the
is pressed, the display window will change
Muting the sound
over as shown below;
Priority ➜ STN CALL ➜ LEVEL 1 ➜ Temporary ( NO NAME )
MUTE / SENS
Press
.
“ MUTE ” apeares on the display window.
To restore the previous volume level, press
➜
➜
MUTE / SENS
CLOCK 12
CLK ADJ
METER 1
again.
Display priority setting
BASS
BASS -5
BASS +5
Display Priority can be set for the following items;
TREBLE
LOUD
TREBLE -5
LOUD OFF
L9 R0(Full left)
TREBLE +5
LOUD ON
Setting the Clock
Radio mode
1. Turn the ignition key to the ON position.
• Frequency and Station Name, plus during
CDC(CD changer) mode (HOUSTON DM189 only)
• Track No, Track time and Disc name.
PWR
BALANCE
FADER
L0 R9(Full right)
2. Press the
3. Press the
to turn on the unit.
DISP
R9 F0(Full rear) R0 F9(Full front)
to display “ CLK ADJ ”.
MUTE / SENS
Example
A. Press the
(HOUR ADJ).
within 3 seconds to flash the “ 12 ”
To set Station Name to the Display Priority.
DISP
1. Press the
three times, and the temporary display
B. Rotate the dial to set the hour digit.
appears in the display window.
DISP
2. Hold the
pressed for more than 2 seconds.
MUTE / SENS
C. Press the
to flash the “ 00 ” (MIN ADJ).
D. Rotate the dial to set the minute digit.
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E-3
Radio Reception
Seek Tuning
Preset Scan Tuning
Receiving the Memorized Stations
BND / TS
BND / TS
BND / TS
1. Press the
to select the desired band.
1. Press the
2. Hold the
to select the desired band.
1. Press the
2. Press the
to select the desired band.
SC/PS
1
6
FM 1 ➜ FM 2 ➜ FT ➜ AM ➜ AT
FT & AT are Travel Store bands.
pressed for more than 2 seconds.
-
momentarily.
“ SCAN ” indicator will appear on the display window.
The unit will scan preset memory for the 12 stations from
the AM/AT band or the 18 stations from the FM 1/FM 2/
FT bands. The unit will stop at each preset station for 8
TUN/TRK
2. Press the
to tune in stations. Tuning automati-
Local/Distant (LO/DX) Selection
cally stops at a broadcasting frequency.
“ SEEK ” indicator will appear on the display window.
When tuned in to FM stereo broadcasting stations, the
This feature is used to select the strength of the signals at
which the radio will stop during Seek Tuning.
seconds, before continuing to the next preset station.
SC/PS
Press the
again to stop Preset Scan Tuning and
“
” stereo signal indicator will appear on the display
remain this on the selected frequency.
MUTE / SENS
Press the
for more than 2 seconds to select the
window.
Local setting and only strong (local) stations will be received.
The “ lo ” indicator appears on the display window.
Pressing again will select the Distant setting and the radio
will stop at a wider range of signals, including weaker more
distant stations. The “ lo ” indicator will go out on the display
window. DX is the suggested default setting.
Memorizing StationsAutomatically (Travel Store)
Manual Tuning
BND / TS
1. Press the
2. Hold the
to select the desired band.
BND / TS
1. Press the
to select the desired AM or FM band.
BND / TS
pressed for longer than 2 seconds.
TUN/TRK
TUN/TRK
2. Press the
or
for more than 0.5 sec-
Up to 6 stations with strong signals will be automatically
stored in preset memory for the selected band.
ond to activate the manual tuning mode. Press again to
tune in to stations.
“ MANUAL ” indicator will appear on the display window.
After 4 seconds of completing Manual Tuning, the tuning
control will revert to the Seek Tuning mode.
Note
This function is available for FT and AT.
Memorizing Only the Desired Stations
Scan Tuning
You can store up to 6 stations on each band (18 for FM 1, FM
2 and FT, 12 for AM and AT) in the order of your choice.
BND / TS
1. Press the
2. Hold the
to select the desired band.
BND / TS
1. Press the
2. Press the
to select the desired band.
to tune in stations.
SC/PS
pressed for less than 2 seconds.
The unit will scan the selected band for stations.
TUN/TRK
“ SCAN ” indicator will appear on the display window.
SC/PS
1
Press the
again to stop Scan Tuning and remain
3. Press and hold the desired preset memory button
-
6
this on the selected frequency.
Tip
for about 2 seconds until the frequency indicator
flashes twice.
While tuning, the pie-shaped signal-strength meter
on the display is lit differently depending on the strength
of the signal. While scanning bands, the pie-shaped sig-
nal-strength meter spins. While playing CD’s, this display
spins also.
The number of the pressed preset memory button ap-
pears on the display window.
Note
If when you store another station on the same preset number
button, the previously stored station is replaced with new one.
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E-4
Storing the station names
Direct Access to Memorized Stations via
Station Call
Level Meter Sensitivity selection
You can assign a name to each radio station and store it in
memory. As many as 30 station names can be stored, com-
posed with 8 characters each.
The sensitivity of the level meter display can be switched.
You can search for the memorized AM & FM station names in
the memory.
You can select :
• LEVEL 1 : Normal sensitivity
• LEVEL 2 : High sensitivity
Storing the station names
DISP
1. Press the
to display the “ STN CALL ” on the dis-
1. Tune in a station whose name you want to store.
play window.
DISP
1. Press the
to display the “ LEVEL 1 ” on the display
DISP
2. Press the
for more than 2 seconds.
2. Rotate the large dial to select the desired station name.
window.
The “ NAME EDT ” will light then the “ _ _ _ _ _ _ _ _ ” on
the display window. The first “ _ ” flashes.
MUTE / SENS
3. Press the
to tune in the desired station.
2. Rotate the dial to select the desired meter sensitivity.
LEVEL 1 Ô LEVEL 2
3. Enter the characters.
A. Rotate the dial in a clockwise direction to select the
desired characters.
Level Meter selection
( A ➜ B ➜ C ➜ . . . Z ➜ <➜ >➜ ∗➜ +➜ ➜ −➜ ′ ➜ /
➜0➜1➜2➜3...9➜“ ”Space )
Enhancing the bass sound
′
The meter displays can be selected from four types.
For extended bass centered @ 72Hz, the XBASS function
can be set for either each band and CD mode.
TUN/TRK
B. Press the
to move the flashing cursor to
You can select :
TUN/TRK
the next position. If you press
ing cursor moves to the left.
C. Repeat steps A and B to complete entering the
entire name 8 characters max.
Tip
, the flash-
• METER 1 : Type that the level meter goes upward.
• METER 2 : Type that only the very top segment lights.
• METER 3 : Type that the remaining segments light. (op-
posite of METER 2)
• METER 4 : Type that the level meter goes up and down
dividing from the center segment.
You can select :
• XBASS 1 : Enhanced BASS level (low)
• XBASS 2 : Enhanced BASS level (Middle)
• XBASS 3 : Enhanced BASS level (High)
• XBASS 4 : Enhanced BASS level (Very high)
• XBASS 0 : No BASS enhanced/off
DISP
To erase/correct a name, press the
2 seconds to clear the character and re-enter.
for more than
• METER 0 : No meter is indicated.
MUTE / SENS
4. Press the
to store the station name.
DISP
1. Press the
to display the “ METER 1 ” on the display
The station name flashes.
XBASS
Press the
repeatedly to select the bass sound.
window.
DISP
5. To return to the normal radio reception, Press
.
“
” appears on the display window.
2. Rotate the dial to select the desired meter indication.
XBASS
Each time you press
, the current mode appears on
METER 1 ➜ METER 2 ➜ METER 3 ➜ METER 4 ➜ ME-
Erasing the station names
TER 0
the display window and then the mode change as follows:
DISP
1. Tune in any station and press the
for more than 2
XBASS 0 ➜ XBASS 1 ➜ XBASS 2 ➜ XBASS 3 ➜ XBASS 4
seconds.
MUTE / SENS
2. Press the
.
The station name or “ _ _ _ _ _ _ _ _ ” is now flashing.
3. Rotate the dial to select the name of the station that you
want to erase. To erase all the name of the station, dis-
play “ ✳ALL DEL ”.
R-ch Level meter
L-ch Level meter
DISP
4. Press the
for more than 2 seconds.
Repeat steps 3. and 4. if you want to erase other names.
DISP
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5. To return to the normal radio reception, Press
.
E-5
CD Operations
Playing the CD player
Listening to a disc that is already loaded
Cue / Review
Press and hold the
the desired point.
TUN/TRK
CD
. Release when you have found
Press the
to select the CD mode.
Loading Discs
Playback begins automatically.
: To search forward.
OPEN
1. Press the
and insert the disc.
Pausing Playback
: To search backward.
6/
Press the
.
2. Close the front panel.
6/
To resume playback, press the
again.
Playback begins automatically.
Scan Play
‘‘ LOADING ’’ indicator will flash in the display window.
SC/PS
Press the
during CD mode.
Stopping Playback
Note
The ‘‘ SCAN ON ’’ indicator appears in the display window.
This will play the first 10 seconds of all the tracks on the disc.
Make sure that the front panel is closed when playback be-
gins.
BND / TS
Press the
to select the radio reception (FM 1, FM 2,
SC/PS
Press the
again to cancel this feature.
FT or AM, AT).
Playback with the front panel open causes the
unit to turn off automatically in about 10 min-
utes.
Ejecting Discs
Repeat Play
Press the
panel.
to eject the disc located behind flip-down front
5/RPT
Press the
during CD mode.
Labelled side up
The ‘‘ RPT ON ’’ indicator appears in the display window and
the current track is played repeatedly.
Notes
5/RPT
Press the
again to cancel this feature.
• The unit will turn on automatically when a CD is inserted if
the ignition switch is ‘‘ON’’.
• When the disc is ejected from the CD slot, remove it within
10 seconds; otherwise, the disc will be reloaded automati-
cally.
Mix Play
! NEVER Insert a 3-inch CDs.
This unit is designed for playback of standard 5-inch CD’s
only. Do not attempt to use 3-inch CD singles in this unit,
either with or without an adaptor, as damage to the player
and/or disc may occur.
4/MIX
Press the
during CD mode.
All the tracks on the current disc are played in random order.
4/MIX
Press the
again to cancel this feature.
Track Search
Tips
TUN/TRK
Press the
during CD mode. Track numbers appear
• When a CD is loaded, the
• During playback of a CD, the pie-shaped signal-strength
meter spins.
on the display remains lit.
in the display window.
: Playback starts from the beginning of the next track.
: Playback starts from the beginning of the current track.
Press again to play the previous track.
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E-6
CD Changer Controls (HOUSTON DM189 only)
Disc Scan
Press the
Playing the CD Changer
Storing the disc names
SC/PS
for more than 2 seconds.
The ‘‘ DSCAN ON ’’ indicator appears in the display window.
This will play the first 10 seconds of the first track on each
disc.
This product can control a CD changer. Please check with
your nearest car stereo specialist for recommendations of the
models that will work with this radio (See page 1).
You can label each disc with a personalized name. As many
as 99 disc names can be stored, composed with 7 characters
each.
SC/PS
Press the
again to cancel this feature.
Storing the disc names
CD
Press the
to switch the CD changer mode. Disc No, Track
No, and Track time appear on the display window and play-
back begins automatically. Press again to change back to built-
in CD operation.
DISP
1. Play the CD and press the
for more than 2 sec-
Track / Disc Repeat Play
onds. The “ NAME EDT ” will light then the “ _ _ _ _ _ _ _ ”
on the display window. The first “ _ ” flashes.
Track Repeat
5/RPT
Press the
.
2. Enter the characters.
Disc Select
The ‘‘ RPT ON ’’ indicator appears in the display window and
A. Rotate the dial in a clockwise direction to select the
desired characters.
the current track is played repea.tedly.
Press the Disc select buttons to select the desired disc for
play.
5/RPT
Press the
again to cancel this feature.
( A ➜ B ➜ C ➜ . . . Z ➜ <➜ >➜ ∗➜ +➜ ➜ −➜ ′ ➜ /
➜0➜1➜2➜3...9➜“ ”Space )
to move the flashing cursor to
the next position. If you press
ing cursor moves to the left.
+
/ 2
′
: To advance to a higher number disc.
: To return to a lower number disc.
Disc Repeat
-
/ 1
5/RPT
Press the
for more than 2 seconds.
TUN/TRK
B. Press the
The ‘‘ DRPT ON ’’ indicator appears in the display window
TUN/TRK
, the flash-
and the current disc will be continually repeated.
Track Search
5/RPT
Press the
again to cancel this feature.
C. Repeat steps A and B to complete entering the
entire name 7 characters max.
TUN/TRK
Press the
.
Track numbers appear in the display window.
Tip
Track / Disc Mix Play
: Playback starts from the beginning of the next track.
DISP
To erase/correct a name, press the
for more than
2 seconds to clear the character and re-enter.
: Playback starts from the beginning of the current track.
Press again to play the previous track.
Track Mix
Press the
4/MIX
.
MUTE / SENS
3. Press the
to store the disc name.
The ‘‘ MIX ON ’’ indicator appears in the display window.
All the tracks on the current disc are played in random order.
Press the
The disc name flashes.
Cue / Review
4/MIX
again to cancel this feature.
DISP
4. To return to the normal CD playback mode, Press
.
TUN/TRK
Press and hold the
the desired point.
. Release when you have found
Disc Mix
Press the
Erasing the disc names
4/MIX
for more than 2 seconds.
: To search forward.
The ‘‘ MIX ALL ’’ indicator appears in the display window.
Both discs and tracks will be played in random order.
Press the
DISP
1. Press the
for more than 2 seconds during CD
: To search backward.
changer mode.
4/MIX
again to cancel this feature.
MUTE / SENS
2. Press the
.
Track / Disc Scan Play
Tip
The disc name or “ _ _ _ _ _ _ _ ” is now flashing.
During Disc scan, Disc Repeat or Disc Mix, the
on the display.
will be lit
Track Scan
SC/PS
3. Rotate the dial to select the name that you want to erase.
To erase all the name, display “ ✳ALL DEL ”.
Press the
.
The ‘‘ SCAN ON ’’ indicator appears in the display window.
This will play the first 10 seconds of all the tracks on the disc.
DISP
4. Press the
for more than 2 seconds.
SC/PS
Press the
again to cancel this feature.
Repeat steps 3. and 4. if you want to erase other names.
DISP
5. To return to the normal CD playback mode, Press
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.
E-7
Installations
Mounting Strap Use
Supplied Mounting Hardware
If your car has no accessory position on the
ignition key switch (POWER SELECT switch)
3. Attaching the Mounting Strap to the underside of the dash
board, using screw.
The illumination on the front panel is factory-set to be turned
on even when the unit is not being played. However, this set-
ting may cause some car battery wear if your car has no ac-
cessory position on the ignition key switch. To avoid this bat-
tery wear, set the POWER SELECT switch located on the
bottom of the unit to the B position, then press the reset
button. The illumination is reset to stay off while the unit is not
being played.
Attach the back of the unit to the Mounting Strap using
the support stem bolt and hardware.
Bushing
& Screws and Screw
Mounting Strap Release
Sleeve
Keys
Reset button
Press the reset button with the point of
a sharp object such as a ball-point pen.
Precautions
• Be sure to detach the front panel before you start in-
stalling the unit.
• When mounting the unit in a car, keep the unit as level as
possible. If the unit must be mounted at an angle, due to the
design of the vehicle, make sure that the unit does not lit by
more than 30˚.
• Choose the mounting location carefully so that the unit will
not interfere with the normal driving operations of the driver.
• Use only the supplied mounting hardware for a safe and
secure installation.
Bushing Use
3. As shown in the figure below, securely fasten the screw,
which has been inserted into the bushing, to the rear of
the set.
Fire wall
Mounting Example
Installation in the dashboard.
POWER SELECT SWITCH
(Located on the bottom of the unit)
Change the position with a jeweler’s screwdriver, etc.
1. Install the sleeve in the dashboard.
A : Your car has an accessory position on the ignition
switch.
B : Your car has no accessory position on the ignition
switch.
Be sure to press the reset button after changing the switch
and connecting the lines.
The distance to the fire wall is
various due to the type of the car.
Be sure to secure the unit by
properly inserting the bushing.
2. Select and bend the appropriate tabs to hold the sleeve
firmly in place.
Caution
Insufficient fastening of the
screw may cause some CD’s to
skip.
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E-8
Connections
Caution
Connection Example
• Connect each pair of speaker leads only to a single speaker
(or speaker system) that has an impedance of least 4 ohms,
as well as 47 watts power-handling capability.
HOUSTON DM189 only
For connection to
optional CD changer
• Do not connect speaker leads to any inputs on external
amplifiers. This will cause damage to the internal amplifier
of this unit.
PRE-AMP
OUTPUTS
FUSE (10A)
ANTENNA
ADDITIONAL
SPEAKERS
Connection procedure
SOCKET
DETACHABLE
REAR OF UNIT
YELLOW
EXTERNAL
AMPLIFIER
REMOTE
Warning
WIRE HARNESS
BATTERY
(CONSTANT
POWER)
• To prevent short circuit, remove the key from the ignition
and disconnect the battery’s (–) (minus) terminal.
•This unit is designed for negative ground 12 V DC operation
only. You can not use it for 24 V or other types of car batter-
ies.
(IF ANY)
BLUE
RED
LEFT FRONT
SPEAKER
RIGHT FRONT
SPEAKER
1
2
3
Make sure the car’s ignition key has been removed.
Disconnect the minus terminal of the car’s battery.
Connect the wiring harness wires in the following
order : GND (Black), BTT (Yellow), ACC (Red) and
ANTENNA REMOTE (Blue), and tape each so they do
not come in contact with each other.
ANTENNA
REMOTE
(IF ANY)
IGNITION SWITCH
BLACK
GRAY
GROUND
4
5
Connect the speaker wires of the wiring harness.
Connect the car’s antenna terminal to the antenna
socket of the unit.
WHITE W/BLACK STRIPE
WHITE
GRAY W/BLACK STRIPE
VIOLET W/BLACK STRIPE
GREEN W/BLACK STRIPE
GREEN
VIOLET
6
7
8
9
Connect the detachable wire harness to the unit.
Reconnect the minus terminal of the car’s battery.
Start the car’s engine.
Make sure the unit operates properly.
LEFT REAR
SPEAKER
RIGHT REAR
SPEAKER
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E-9
Maintenance
Removing the Unit
Replacing the Fuse
Use the supplied release keys when you need to remove the
unit from the car.
Insert the “ TOP R ’’and “ TOP L ’’of the release keys on the
right and left position until it clicks respectively, to remove the
unit.
If the fuse is blown, check the power connection first and then
replace the fuse. If the fuse blows again under normal condi-
tions, the unit may be defective.
Back of the unit
Warning
Use only a fuse with the specified amperage (10 A).
Use of another type of fuse can result in a fire or unit damage.
Cleaning the Connectors
As shown in the figure below, push the plate spring firmly to
remove the release keys.
If the connectors of the unit and the front panel are contami-
nated, malfunctions may occur.
Detach the front panel and clean the connectors with an alco-
hol dampened cotton swab as shown below.
Main unit
Back of the front panel
Notes
• Handle the release keys carefully to avoid injuring your fin-
gers.
• Keep the release keys in a safe place for future use.
Returning to the Initial Settings
When the reset button is pressed, the microcomputer of the
unit returns to the initial settings. If the display window is not
properly shown or the unit malfunctions, press the reset but-
ton with the point of a sharp object such as a ball-point pen.
Reset button
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E-10
Troubleshooting Guide
Specifications
The following check will assist in the correction of most prob-
lems which you may encounter with your unit. Before going
through the check list below, refer back to the connection and
operating procedures.
CD Player Troubleshooting
GENERAL
Dimensions
When problems occur with CD playback, an error message
appears in the display window.
: Approx. 178 mm × 50 mm × 155 mm
(W × H × D)
Refer to the table below to identify the problem, then take the
suggested corrective action. If the “ MECA ERR ” appears or
“ SW ERROR ” persists, contact your nearest Blaupunkt
dealer.
Power requirements : 12 volts DC car battery
(negative ground)
Output Power
Output Wiring
General
: 47 watts × 4 channels
: Floating-ground type designed for 4
speaker use.
Trouble
Cause/Solution
No sound
Adjust the volume with the dial.
Set the fader control to the cen-
ter position with a 2-speaker sys-
tem.
Message
Possible cause
Recommended action
RCA low-level outputs (4 channels).
Output Impedance : Compatible with 4-8 ohm speakers.
Low - Level Output : 2 V. (4 channels)
CD ERROR Dirty disc.
Clean the disc.
Scratched disc.
Up-side-down.
Focus error.
Replace the disc.
Check the disc.
Try ejecting and
Indications do not appear Remove the front panel and
TUNER
reinserting under normal
temperature conditions.
Data and focus error. Under normal tempera-
ture conditions, eject
on the display window.
clean the connectors with cotton
swab dipped in isoprophyl alco-
hol (90% or higher).
Tuning Range
Sensitivity
FM
: AM : 530 - 1,710 kHz (10 kHz step)
FM : 87.5 - 107.9 MHz (200 kHz step)
: AM : 20 µV
FM : 1.5 µV
and insert clean, un-
damaged disc properly.
Radio reception
Stereo Separation : 30 dB
SW ERROR Mechanical problem. Eject and reinsert.
Trouble
Cause/Solution
CD PLAYER
Frequency
Response
S/N Ratio
Preset stations are not re-
ceivable.
The broadcast is too weak.
CD Changer Troubleshooting (HOUSTON DM189 only)
If a problem should develop while operating CD changer, an
error message appears in the display window.
: 20 - 20,000 Hz
: 90 dB
: Below the measurable limit
Automatic tuning is not pos-
sible
The broadcast is too weak.
→ Use manual tuning.
Refer to the table below to identify the problem, then take the
suggested corrective action. If the error persists or “09 ER-
ROR” appears, contact your nearest Blaupunkt dealer.
Wow & Flutter
Travelstore feature does
not complete storing of six
stations.
Not enough broadcast frequen-
cies are receivable.
Message
NO DISC
Possible cause
Recommended action
Also make sure that antenna is connected, extended and dry
inside.
No magazine
No disc
Load the magazine in
the CD changer
Up-side-down
Check the disc
If the above mentioned solutions do not help to improve the
situation, consult your nearest Blaupunkt dealer or in the
United States call 1-800-266-2528 for technical assistance,
parts and service. Call 1-800-950-2528 for dealer referral or
to request product brochure.
01 ERROR CD ROM is loaded
Replace with Music
CD’s
COMM ERR Communication error Check the connection of
the CD changer
TEMP ERR Excessive tempera- The error sign will go off
ture conditions at
the CD changer
and play will resume
when the temperature at
the changer returns to a
normal range.
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