Lantronix Switch 4092A IRIG B User Manual

TSC 4092A IRIG-B Autosense  
Fault Switch  
Operations and Maintenance  
Manual  
4775 Walnut Street  
Suite 1B  
Boulder, CO 80301  
Phone: (303) 939-8481  
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Contents  
4092A Operations and Maintenance Manual  
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1: Introduction  
Note  
FIRST READ THIS MANUAL THOROUGHLY.  
This is especially true for the sections regarding Safety and Operation.  
1.1 Symbols  
These symbols (icons) appear throughout the manual as well as on the unit itself.  
Symbol  
Note  
Definition  
This symbol means the following information is a note that gives you important  
information that may affect how you use the 4092A.  
Caution, refer to manual. Read all instructions in this manual before using this  
product.  
Caution - Risk of electrical shock  
Fuse symbol.  
LAN port, network. DO NOT CONNECT TO TELECOM CONNECTIONS  
THAT CARRY HAZARDOUS VOLTAGES.  
Chassis ground.  
CE marking attesting compliance with applicable European Directives.  
Earth terminal symbol: used to indicate an earth ground connection to chassis.  
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1.2 About This Manual  
This manual tells you how to install, set up, monitor, and troubleshoot the 4092A.  
“Chapter 1, Introduction” on page 1 explains symbols that appear in the manual and on the unit as  
well as documentation conventions. The chapter also briefly describes the 4092A.  
and describes how to install the 4092A, assign a fixed IP address, select the active channel, and set  
the autoswitching mode.  
“Chapter 3, Monitoring the 4092A” on page 11 describes how to check status and monitor alarms.  
outputs, replace power supplies, and replace fuses.  
Solutions Corporation for warranty service and provides shipping guidelines.  
“Appendix A, Specifications” on page 25 contains the detailed specifications for the 4092A.  
1.2.1 Conventions  
This manual uses several typographical conventions to help explain how to use the 4092A.  
Convention  
Definition  
Bold  
Words in bold show:  
Buttons and icons to click  
Menu options to select  
Commands to type  
Non-variable information displayed in response to commands  
Italics  
Words in italics show:  
Names of windows and dialog boxes  
Variable information displayed in response to commands  
2
1: Introduction  
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1.3 4092A Overview  
The TSC 4092A IRIG-B Autosense Fault Switch is a 1U (1.75") high, 19-inch, rack-mount,  
autosense, fault switch that accepts two IRIG-B inputs and produces eight outputs (chosen from  
the two inputs). The unit can be configured with redundant hot swappable AC or DC power  
supplies. The TSC 4092A can also be configured to accept two 1-200 kHz sinewave signals but  
traditionally would be used as an IRIG-B Fault Switch.  
The front panel provides green/red LED status for the inputs and for all output signals, as well as  
indicating the active input signal. A green/red LED on the front panel also provides power status.  
The front panel also has a locking toggle control switch that you can use to manually switch  
between input signals or to configure the unit to switch automatically upon input signal failure.  
An Ethernet port on the rear panel provides the capability to remotely monitor the status of the  
power supplies, input, and all output signals. Any failure in the unit will immediately provide an  
alarm to this port.  
Figure 1 shows the 4092A’s front panel, and Figure 2 shows the 4092A’s rear panel.  
POWER–Green when power is  
on. One unlit LED shows unit has  
one power supply. Red shows a  
power supply failure.  
INPUT SELECT–Lit LED shows active  
input. Use toggle switch to select active  
input and set autoswitch mode.  
OUTPUT STATUS–Green during normal  
INPUT–Green when connected to  
input and receiving a signal. Red when  
not receiving an input signal.  
operation of output signals. All red when  
unit has no input signal on the active  
channel.  
Figure 1: Front panel  
Chassis ground  
connection point.  
Chassis ground  
connection point.  
ETHERNET  
PORT–1 RJ-45  
connector.  
AC POWER–  
connector.  
INPUT A and B–Connect  
IRIG-B or 1 kHz - 200 kHz  
sinewave.  
OUTPUTS–8 BNC  
connectors.  
Figure 2: Rear panel  
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4
1: Introduction  
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2: Installing and Setting Up the 4092A  
2.1 Safety Information  
Warning  
This unit is for INDOOR USE ONLY. It is not sealed to prevent moisture from entering the  
enclosure.  
Do not attempt to install or operate this equipment if you have not first acquired proper training.  
Equipment is intended for installation in an enclosed- or open-type equipment rack.  
Ensure that all cables are properly connected. The power cord must be easy to remove from the  
back.  
Verify that input line voltage and current capacity are within specifications before turning on the  
unit.  
Disconnect all sources of input power before removing the top cover of this unit.  
Operating and maintenance personnel must receive proper training before installing or maintaining  
electrical equipment.  
2.2 Installing the 4092A  
The 4092A ships ready for installation into a standard 19" (48.3 cm) rack. You can mount the unit  
using General Devices slides with part numbers C-300-S-126, -128 and -130.  
Required for installation:  
North American or European IEC power cord. One or the other will be supplied with the  
unit.  
#1 Phillips screwdriver.  
One #6-32 x 5/8" pan head screw with lock washer.  
Customer-supplied, double-shielded RG223 cables with BNC connectors from source and  
to next devices in system.  
Customer-supplied, shielded LAN cable for network connection (RJ-45).  
Rack-mount slide kit from General Devices, C-300-S-126, -128 or -130 (Optional)  
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Rack mounting screws.  
Screwdriver for the rack mount screws and slide, as needed.  
Caution  
Since the unit does not have a AC mains power switch, both the appliance inlet connector and the  
plug on the detachable power supply cord are considered to be suitable disconnect means for  
disconnecting the unit from the AC mains supply. If the rear of the unit is not accessible after  
installation in the instrument rack, you must provide a suitable external AC disconnect means for  
the unit.  
To set up the 4092A:  
1. Unpack carefully and inspect the 4092A.  
2. Check for physical damage.  
If you observe physical damage, immediately contact Timing Solutions and the  
carrier.  
We recommend saving the shipping container for submitting any necessary claims to  
the carrier.  
3. Using a #1 Phillips screwdriver and a #6-32 pan head screw, connect a safety ground wire  
to the safety ground point next to one power supply.  
4. Plug the female end of the power cord into the male IEC-320 plug on the rear of each  
power supply.  
5. Plug the male end of each power cord into a 100–240 VAC, 50/60 Hz power source.  
Caution  
Ensure that this power supply cord is connected to a properly grounded mains  
receptacle.  
6. Connect the input signal cables from the desired signal source to the INPUT A and INPUT  
B BNC connectors on the rear panel.  
7. Connect up to eight cables to the OUTPUT BNC connectors on the rear panel to supply  
users with a copy of the input signal.  
8. (Optional.) Connect a shielded LAN cable to the Ethernet port on the rear panel of the  
4092A.  
For information about configuring the network connection, see “2.3 Assigning a Static  
2.3 Assigning a Static IP Address  
The 4092A contains a Lantronix® Xport™ Ethernet to RS-232 converter, which provides the  
4092A’s Ethernet connection.  
The 4092A ships from the factory with a default IP address of 0.0.0.0, which enables DHCP. If the  
network has a DHCP server, it will assign each unit an IP address, gateway address, and subnet  
mask when the unit starts up.  
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2: Installing and Setting Up the 4092A  
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To monitor multiple 4092A units remotely through their Ethernet connections, you must assign  
each unit a fixed IP address. You identify which unit is the source of an alarm by its IP address.  
Follow the instructions in this section to assign a unit’s IP address.  
Note  
For more detailed information, see the Xport User Manual. Section 3.3 discusses several different  
ways that you can assign IP addresses. Chapter 4 explains how to permanently configure the IP  
address. You can download the Xport User Manual from the Lantronix® Web site as an Adobe®  
Acrobat® PDF file. Go to:  
If you want to permanently configure the IP address, you must install the Lantronix  
DeviceInstaller software. This software is available only by downloading from the Lantronix Web  
You can also assign the IP address using Telnet.  
Note  
If you move the 4092A to a different network hub after setting up the static IP address, the host  
computer may not be able to make a connection. You may need to release the IP address lease on  
your operating system.  
To assign the static IP address using the Lantronix DeviceInstaller software:  
1. Obtain the following network information from your system administrator for each 4092A  
you want to install:  
IP Address: ______ ______ ______ ______  
Subnet Mask: ______ ______ ______ ______  
Gateway:  
______ ______ ______ ______  
2. Connect a Windows® PC to the same local subnet as the 4092A.  
3. Install and start the Lantronix® DeviceInstaller software.  
4. Click the Search Network icon and search for XPORT devices connected to the network,  
then click Save and Exit.  
5. Click the IP icon or select Assign IP Address on the Tools menu.  
The hardware device number and IP address appear in the Assign IP Address dialog  
box.  
6. Type the new IP address and click OK.  
The new IP address appears in the Lantronix DeviceInstaller window.  
7. Test the IP address by pinging the 4092A’s Xport on the Lantronix Xport Installer  
window.  
Click the Ping icon or select Ping Device on the Tools menu.  
The Ping Device window should show the IP address of the 4092A’s Xport device,  
and it should show successful replies if the IP address has been configured correctly.  
8. Exit the browser.  
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To assign the static IP address using Telnet:  
1. Telnet to the assigned address, port 9999.  
2. Press Enter within five seconds to enter the setup mode.  
3. Select Option 0.  
4. Set the IP address and follow the on-screen instructions to save the setting.  
5. Telnet to the new IP address.  
6. Type I  
You do not need to type a carriage return or line feed.  
The system returns I4092A-00\r\n, where the 00 is the hardware version, and turns on  
the front panel input LEDs for two seconds before returning to normal operation.  
If you see these responses, you know you are communicating with the unit.  
2.4 Selecting the Active Input Channel  
You can select the active input channel using either the toggle switch on the front panel or  
remotely using the Ethernet connection.  
To select the active input channel from the front panel:  
1. Move the toggle switch by pulling the switch out, then moving it to the channel you want  
to use.  
The LED for the selected channel should be solid green.  
2. If you want the unit to automatically switch to the other input channel in the event of a  
failure, move the toggle switch back to the center position.  
This puts the unit into autoswitch mode.  
To select the active input channel remotely:  
1. Telnet to the 4092A’s IP address.  
No prompt displays in the Telnet window.  
2. Type either A or B, depending on which channel you want to select.  
You do not need to type a carriage return or line feed.  
The LED on the for the selected channel flashes green, showing that the channel has  
been selected remotely. It continues to flash green until you select the channel using  
the toggle switch on the front panel or set the unit to autoswitch mode.  
3. If you want the unit to automatically switch to the other input channel in the event of a  
failure, type: C  
The LED for the selected channel changes to solid green, showing that the channel is  
active and the unit is in autoswitch mode.  
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2: Installing and Setting Up the 4092A  
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2.5 Setting the 4092A to Autoswitch Mode  
As long as the 4092A is in autoswitch mode and has two input signals connected, the unit will  
automatically switch to the other input channel if it stops receiving a signal on the active channel.  
You can set the 4092A to autoswitch mode using either the switch on the front panel or remotely  
using the Ethernet connection.  
To set the 4092A to autoswitch mode from the front panel:  
Move the toggle switch to the center position.  
To set the 4092A to autoswitch mode remotely:  
Note  
The toggle switch on the front panel must be in the center position for this command to work  
properly.  
1. Telnet to the 4092A’s IP address.  
No prompt displays in the Telnet window.  
2. Type: C  
2.6 Cleaning  
Warning  
Do not spray or use too much liquid when cleaning the unit. Liquid can enter the unit and damage  
sensitive electronic components.  
Clean the main chassis with a soft cloth dampened with a mild soap and water solution.  
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10  
2: Installing and Setting Up the 4092A  
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3: Monitoring the 4092A  
3.1 Accessing the System  
You access the 4092A system remotely by connecting to its Command-And-Response (CNR) Port  
through the Ethernet connection. The CNR port (Port 10001), which uses TCP/IP, lets you input  
commands, displays results of the commands, and publishes alarms as they occur.  
When you Telnet to the CNR port, the system does not display a prompt.  
3.2 Checking System Information  
3.2.1 Checking Status and Alarms  
The system can report status and alarms that occurred since the last status check.  
To check system status:  
Type: S  
You do not need to type a carriage return or line feed.  
The system returns Sabcde,fghij\r\n where  
abcde is current status.  
fghij is latched alarms and changed status since the last status request.  
Both abcde and fghij are hexadecimal numbers, with each bit position representing one  
output. LSB (farthest right) is output 1. MSB is the input. Bits 0–12 are latched alarms.  
Bits 13–19 are change in status bits.  
Latched alarms remain active in the current status field and latched status field until the  
problem is corrected. Changed status bits are cleared upon next status request.  
Example: S0A001,00001  
This example shows that input B was selected using the front panel toggle switch, channel B is  
active, and output 1 had a failure since the last status request.  
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Table 1 defines each status or alarm bit position.  
Table 1: Status or alarm binary codes  
Status or alarm Bit position  
character  
Bit value and description  
position  
a or f  
19  
Not used  
Not used  
18  
16 and 17  
Remote control bits:  
0:0 = Autoswitch/don’t care  
0:1 = Channel A selected  
1:0 = Channel B selected  
1:1 = Not used  
b or g  
15 and 14  
Front panel switch control bits:  
0:0 = Autoswitch/don’t care  
0:1 = Channel A selected  
1:0 = Channel B selected  
1:1 = Not used  
13  
0 = Channel A active input  
1 = Channel B active input  
12  
11  
10  
9
1 = Cannot lock to input B  
1 = Cannot lock to input A  
1 = Autoswitch occurred  
1 = Power supply 2 fault  
1 = Power supply 1 fault  
1 = output 8 failed  
c or h  
d or i  
e or j  
8
7
6
1 = output 7 failed  
5
1 = output 6 failed  
4
1 = output 5 failed  
3
1 = output 4 failed  
2
1 = output 3 failed  
1
1 = output 2 failed  
0
1 = output 1 failed  
12  
3: Monitoring the 4092A  
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Table 2 shows an example Telnet session of command sent to the 4092A and the response from the  
4092A.  
Table 2: Example Telnet session  
Command sent  
4092A response  
S
S00000,00000  
Status command  
4092A set to A and autoswitch, no active alarms  
B
ALARM22000  
Make channel B active Alarm output shows change in active input; 4092A set to B with active input set to B.  
command  
S
S22000,22000  
Status command  
4092A set to B with active input set to B. Current status should match last alarm  
output (ALARM22000). No latched alarms. Changed status (remote control bit  
changed from autoswitch to B and active input changed from A to B).  
S
S22000,00000  
Status command  
4092A set to B with active input set to B. Current status should match last alarm  
output (ALARM22000). No latched alarms. Changed status bits cleared upon status  
request.  
C
ALARM02000  
Autoswitch command Alarm output shows change in status. 4092A set to autoswitch with active input set  
to B.  
S
S02000,20000  
Status command  
4092A set to autoswitch with active input set to B. Current status should match last  
alarm output (ALARM02000). Changed status (remote control bit changed from B to  
autoswitch).  
S
S02000,00000  
Status command  
4092A set to autoswitch with active input set to B. No latched alarms. Changed  
status bit cleared upon status request.  
None sent; input A lost ALARM02800  
signal  
Alarm output shows change in status. 4092A set to autoswitch with active input set  
to B. Input A has a fault.  
S
S02800,00800  
Status command  
4092A set to B with active input set to B. Current status should match last alarm  
output (ALARM02800). Input A has a latched fault (latched fault will not clear until  
input A failure is corrected and subsequent status command is sent).  
S
S02800,00800  
Status command  
Input A still has fault.  
S
S02800,00800  
Status command  
Input A still has fault.  
None sent; input A  
fixed and has valid  
signal  
ALARM02000  
Alarm output shows change in status. Input A current status changed to OK.  
S
S02000,00800  
Status command  
4092A set to autoswitch with active input set to B. Current status should match last  
alarm output (ALARM02000). Input A OK in current status. Input A has a latched  
fault.  
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Table 2: Example Telnet session (Continued)  
Command sent  
4092A response  
S
S02000,00000  
Status command  
4092A set to autoswitch with active input set to B. Input A latched fault cleared.  
A
ALARM10000  
Make channel A active Alarm output shows change in status. 4092A set to A with active input set to A.  
command  
S
S10000,12000  
Status command  
4092A set to A with active input set to A. Current status should match last alarm  
output (ALARM10000). No latched alarms. Changed status (remote control bit  
changed from B to A and active input changed from B to A).  
S
S10000,00000  
Status command  
4092A set to A with active input set to A. No latched alarms. Changed status bits  
cleared upon status request.  
C
ALARM00000  
Autoswitch command Alarm output shows change in status. 4092A set to autoswitch with active input set  
to A.  
S
S00000,10000  
Status command  
4092A set to autoswitch with active input set to A. Current status should match last  
alarm output (ALARM10000). No latched alarms. Changed status (remote control  
bit changed from A to autoswitch).  
S
S00000,00000  
Status command  
4092A set to autoswitch with active input set to A. No latched alarms. Changed  
status bit cleared upon status request.  
3.2.2 Checking Model Number and Software Version  
Both commands are case sensitive. You do not need to type a carriage return or line feed.  
To check the TSC model number:  
Type: I  
The system returns I4092A-00\r\n, where the 00 is the hardware version.  
To check the software version  
Type: V  
The system returns Vxx\r\n where xx is the software version.  
Example: V00.  
14  
3: Monitoring the 4092A  
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3.3 Understanding Alarm Output  
The 4092A automatically publishes alarms to the CNR port as they occur.  
The alarms appear in the format ALARMfghij where fghij is the summary status of the input and  
output signals. The format of the alarm status is identical to the “S” command response defined in  
Example: ALARM00003  
This example shows that outputs 1 and 2 have active faults.  
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16  
3: Monitoring the 4092A  
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4: Troubleshooting the 4092A  
Perform all of the following procedures before returning the unit for service. If the unit still  
appears to have a problem, call Timing Solutions Corporation and request technical support. Have  
the serial number of your unit ready to give to a technical representative.  
4.1 Troubleshooting Input Problems  
As long as the 4092A is in autoswitch mode and has two valid input signals connected, the unit  
will automatically switch to the other input channel if it stops receiving a valid signal on the active  
channel.  
If the unit loses the active input signal, the LED for the that input turns red until you correct the  
problem. To correct the problem, you must ensure that the channel is receiving a valid signal and  
reset to the autoswitch mode.  
Table 3 shows the INPUT LED states, their definitions, and actions required. Table 4 shows the  
INPUT SELECT LED states, their definitions, and actions required.  
Table 3: INPUT LED troubleshooting  
Input LED status  
What it means  
What do to  
One or both LEDs solid red The red LED shows that the channel is  
not receiving a valid signal.  
1. Check that the input cable is  
connected.  
2. Check that the input signal meets the  
following specifications for  
modulated signals:  
Signal type: IRIG-B  
Input level: > 2.8 V Peak to  
Peak into 50 Ω.  
3. Check that the input signal meets the  
following specifications for  
unmodulated signals:  
Signal Frequency: 1- 200 kHz  
Input level: > 1.5V Peak to Peak  
into 50 Ω.  
4. Check that the impedance and signal  
type jumpers are set correctly. See  
5. If the LED remains red, contact  
TSC.  
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Table 4: INPUT SELECT LED troubleshooting  
INPUT SELECT LED status What it means  
What do to  
One LED solid green and one not The green LED shows the active  
No action required.  
lit  
channel and that the unit is in  
autoswitch mode, if the toggle  
switch is in the center position. The  
unlit LED shows the inactive  
channel.  
One LED flashing green and one The flashing green LED shows:  
No action required, but you can  
make the LED solid by moving the  
toggle switch on the front panel to  
toward the flashing LED until the  
LED is solid.  
not lit.  
The channel is the active  
channel.  
The channel was selected  
remotely.  
If you want to unit to be in  
autoswitch mode, move the toggle  
switch back to the center position.  
The unit is not in autoswitch  
mode.  
The unlit LED shows the inactive  
channel.  
A green and B red  
A red and B green  
Autoswitch occurred due to an  
intermittent input or input failure.  
Check input level on channel B.  
Check input level on channel A.  
Autoswitch occurred due to an  
intermittent input or input failure.  
4.2 Troubleshooting Output Problems  
If all of the OUTPUT LEDs are red, the unit is not receiving a valid input signal on the active  
channel. Look at the INPUT LEDs and resolve the input problem. For more information, see “4.1  
If one OUTPUT LED is red, return the unit to TSC for repair. The output circuits have no user-  
serviceable parts. For contact information, see “5.1 Warranty Information” on page 23.  
4.3 Troubleshooting Power Supply Problems  
Table 5 shows the POWER LED states, their definitions, and actions required.  
Table 5: INPUT LED troubleshooting  
POWER LED status  
What it means  
What do to  
Power supply 1 green and Power supply 2 failure or no  
Replace the failed power supply or set  
power supply jumper to one power supply.  
For more information, see “4.5  
power supply 2 red.  
power supply installed into  
power supply 2 slot.  
Power supply 1 green and Power supply jumper is set for  
power supply 2 not lit. one power supply.  
No action required if only one power  
supply is installed. If two power supplies  
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4: Troubleshooting the 4092A  
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4.4 Configuring for Input Signal and Impedance  
The Input Signal and Impedance settings are configured at the factory for a modulated input and  
low Z input and output impedance. If the signal sources have a high Z output impedance, then  
Caution  
When opening the top cover and changing the power supply settings, use proper ESD precautions.  
This includes ensuring that you are properly grounded before touching the internal PWA of the  
unit to change the jumper settings.  
Required for this procedure:  
#1 Phillips screwdriver  
To change the jumper settings:  
1. Disconnect both power supplies from their power source.  
2. Using a #1 Phillips screwdriver, remove the top cover.  
3. Move the jumper one position to the left to the 2S position.  
4. Replace the top cover.  
5. Reconnect the power supplies.  
Gain setting for selected input  
impedance. Must follow Input  
impedance.  
Inputs A & B impedance jumpers  
configured for the LO-Z (50 ).  
Signal Type jumper configured for  
modulated (IRIG-B).  
4.5 Configuring for Dual Power Supplies  
The power supply setting is configured at the factory based upon single or dual power supply  
configuration. If you are adding a second power supply to a unit that was originally configured for  
a single power supply, you should change the internal jumper setting. The jumper setting ensures  
that the power supply LEDs reflect the proper configuration and that the second power supply is  
monitored.  
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Caution  
When opening the top cover and changing the power supply settings, use proper ESD precautions.  
This includes ensuring that you are properly grounded before touching the internal PWA of the  
unit to change the jumper settings.  
Required for this procedure:  
#1 Phillips screwdriver  
To change the jumper setting:  
1. Disconnect both power supplies from their power source.  
2. Using a #1 Phillips screwdriver, remove the top cover.  
3. Move the jumper one position to the left to the 2S position.  
Power supply jumper configured for  
one power supply (in the 1S position).  
4. Replace the top cover.  
5. Reconnect the power supplies.  
4.6 Replacing Power Supplies  
For units with a single power supply, the normal LED state is for one LED to be green and the  
other not lit. For units with dual power supplies, the normal LED state is for both LEDs to be  
green.  
If a power supply LED is red, check that the affected power supply is connected to a properly  
functioning 100–240 VAC, 50/60 Hz power source. If the LED remains red, you should replace  
the power supply.  
For AC power supplies, use only TSC 4501A power supplies. For DC power supplies, use only  
TSC 4502A power supplies.  
In a unit with dual power supplies, you can hot swap the power supplies. This means you can leave  
the working power supply connected to power and all input and output devices connected when  
you replace the failed power supply.  
20  
4: Troubleshooting the 4092A  
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Required for this procedure:  
#1 Phillips screwdriver  
To replace a power supply:  
1. Disconnect the power cord from the failed power supply.  
2. Using a #1 Phillips screwdriver, remove the two screws from the failed power supply.  
3. Using #1 Phillips screwdriver, remove the ground screw.  
4. Slide the power supply out of the chassis.  
5. Slide the new power supply into the chassis, making sure it clicks into place.  
6. Replace the two screws in the power supply.  
7. Replace the ground screw in the power supply.  
8. Reconnect the power cord to the new power supply.  
4.7 Replacing Fuses  
If you know that a local event caused blown fuses throughout a rack, you can replace the fuses in  
each 4501A power supply. The AC power supplies have two fuses.  
The DC power supplies do not have any customer-serviceable fuses.  
Required for this procedure:  
Small flat-head screwdriver  
Replacement fuses for a standard IEC 320 power entry module with fuse (5 x 20 mm,  
1 amp, 250 volt fuse)  
To replace a fuse:  
1. Disconnect the power cables from the power supplies.  
2. Using a small screwdriver, open the fuse cover on the power supply.  
3. Replace the old fuses as necessary in each power supply.  
4. Close the fuse covers.  
5. Reconnect the power cables to the power supplies.  
4.8 Verifying Operational Problems  
If the unit does not operate properly after you have checked the following:  
Troubleshot the inputs as described in “4.1 Troubleshooting Input Problems” on page 17  
Checked that the correct power is applied to the power supplies  
Checked that the fuses are good  
return the unit to TSC for repair. For contact information, see “5.1 Warranty Information” on  
4092A Operations and Maintenance Manual  
21  
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22  
4: Troubleshooting the 4092A  
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5: Warranty and Shipping Information  
This chapter provides information on how to contact Timing Solutions Corporation for warranty  
service, as well as shipping guidelines for the 4092A.  
5.1 Warranty Information  
The 4092A carries a warranty from Timing Solutions Corporation for a period of 1 year from date  
of shipment.  
For repairs, contact Timing Solutions Corporation:  
Phone (303) 939-8481  
Fax (303) 443-5152  
Address written correspondence to:  
Timing Solutions Corporation  
4775 Walnut Street, Suite 1B  
Boulder, CO 80301  
USA  
5.2 Shipping Information  
If you need to ship this unit for any reason, including returning equipment to Timing Solutions for  
warranty service, follow these shipping instructions. Failure to follow these instructions may  
damage your system.  
5.2.1 Packing Instructions  
Always ship the 4092A appropriately packaged to protect it from damage.  
No cables or connectors may be attached to the rear of the chassis.  
Wrap the chassis in plastic to protect against moisture.  
4092A Operations and Maintenance Manual  
23  
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24  
5: Warranty and Shipping Information  
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Appendix A: Specifications  
A.3 Electrical Specifications  
Table 3 lists the electrical specifications for the 4092A.  
Table 3: Electrical specifications  
Item  
Specification  
Protection Class  
Power Input Voltage  
Class I (Grounded Type)  
100–240 V ~ 50/60 Hz 0.5 A, power dissipation ~20 Watts  
Note: Fluctuations not to exceed ± 10% of nominal supply voltage.  
Power Inlet Type  
IEC 60320 sheet C14  
2
AC Power Supply Cord Set  
18 AWG (0.75 mm minimum)  
DC Power Supply  
The external wiring to this connector must be at a minimum 1.5 mm² (14 AWG)  
with a 15 A fuse or circuit breaker. A 20 A circuit breaker may be used if the  
external wiring is jacketed 14 AWG, with maximum length of 20 feet. An  
internal fuse mounted on the power supply carrier board is included to protect  
this input but is not field replaceable. Mating connector for the DC power  
supply is a AMP 1-350344-0 and 2 sockets are required, AMP 350388-1.  
Power Supply Part Numbers  
Power Mains Fuse  
AC: TSC 4501A  
DC: TSC 4502A  
AC: (2) - 250V~1A time lag 5 x 20 mm. Initial shipments will have one fuse.  
DC: No customer-serviceable fuses.  
Unmodulated Signal Input  
Frequency: 1–200 kHz  
Lo-Z Impedance: 50 ±5 Ω  
Hi-Z Impedance: 600 ±10 Ω  
Input level: > 1.5 V peak to peak into 50 Ω  
Modulated Signal Input  
Code Format: IRIG-B  
Frequency: 1 kHz (IRIG-B)  
Lo-Z Impedance: 50 ±5 Ω  
Hi-Z Impedance: 600 ±10 Ω  
Input level: > 2.8 V peak to peak into 50 Ω  
Connectors  
Input: 2 BNC  
Output: 8 BNC  
LAN: RJ-45  
Gain  
0 dB  
Isolation  
> 70 dB  
4092A Operations and Maintenance Manual  
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A.3.1 Environment Specifications  
Warning  
This unit is for INDOOR USE ONLY. It is not sealed to prevent moisture from entering the  
enclosure. Equipment intended to be installed in an enclosed- or open-type equipment rack.  
Pollution Degree II per EN61010-1  
Installation (Over-Voltage) Category II for transient over-voltages per EN 61010-1  
Equipment suitable for continuous operation  
Table 4 lists the environmental specifications for the 4092A.  
Table 4: Environment specifications  
Item  
Temperature  
Relative Humidity  
Altitude  
15°C to 40°C  
10% to 85% (non-condensing)  
3,000 meters  
(9,843 feet)  
In Use  
–40°C to 70°C  
–40°C to 70°C  
5% to 95% (non-condensing)  
5% to 95% (non-condensing)  
Storage  
Transportation  
A.4 Physical Specifications  
Table 5 lists the physical specifications for the 4092A.  
Table 5: Physical specifications  
Item  
Specification  
Width  
Height  
Depth  
Weight  
Standard 19-inch rack mount  
Standard 1U (~1.75 inches or 4.44 cm)  
12.75 inches or 31.875 cm  
Approximately 4.1 kg  
26  
Appendix A: Specifications  
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Glossary  
\n  
Line feed  
\r  
Carriage return  
CNR  
DHCP  
ESD  
LED  
LSB  
MSB  
PDF  
PWA  
RF  
Command and Response  
Dynamic Host Configuration Protocol  
electrostatic discharge  
light-emitting diode  
least significant bit  
most significant bit  
portable document format  
printed wiring assembly  
radio frequency  
TSC  
Timing Solutions Corporation  
4092A Operations and Maintenance Manual  
27  
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28  
Glossary  
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Index  
Numerics  
D
4092A  
E
Ethernet  
F
fuse  
A
G
active input channel  
alarms  
assigning  
autoswitch mode  
I
information  
input  
input channel  
input signals  
C
cables  
checking  
L
LAN  
commands  
connections  
LEDs  
M
N
network  
4092A Operations and Maintenance Manual  
29  
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