AE/LZB 119 1902 R1A

 

 

Table 1 - General Troubleshooting

 

 

 

Symptom

 

Possible Cause/Action Required

Completely Inoperative (no

Power Supply Problem?

display or audio on power up)

1. Check battery voltage with a voltmeter.

 

2.

Charge battery or replace battery.

 

3.

Check to be sure battery contacts are not broke or bent.

 

4.

Clean battery contacts.

 

5.

Check Fuse (F190).

 

 

 

At power -up an error

1.

See the Error Message Tables in the following pages for

message is displayed.

 

type of error and for a probable solution.

 

2.

Always attempt to reprogram the personality and flash

 

 

using the EDACS-3 PC Programmer.

 

 

 

Receiver inoperative or weak.

1.

Channel Guard or Type 99 Enabled?

 

2.

Defective antenna/ or antenna switch assembly - replace

 

 

antenna/ or antenna switch assembly.

 

3.

Main Board failure?

 

 

Return to Lynchburg Depot for repair (recommended)

 

 

or

 

 

Troubleshoot Main Board using the test point diagrams

 

 

in Figure 8. Replace or repair board as required.

 

 

Transmitter inoperative or

1. Programmed Incorrectly - check personality.

low power

2.

Weak battery - check voltage

 

3.

Defective antenna/ or antenna switch assembly - replace

 

 

antenna/ or antenna switch assembly.

 

4.

PA Module failure - replace PA Module.

 

5.

Main Board failure?

 

 

Return to Lynchburg Depot for repair (recommended)

 

 

or

 

 

Troubleshoot Main Board using the test point diagrams

 

 

in Figure 8. Replace or repair board as required.

 

 

Transmitter and Receiver

1. Programmed Incorrectly - check personality.

Inoperative on some channels

2.

Main Board failure?

 

 

Return to Lynchburg Depot for repair (recommended)

 

 

or

 

 

Troubleshoot Main Board using the test point diagrams

 

 

in Figure 8. Replace or repair board as required.

 

 

 

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Ericsson LPE-200 manual Symptom Possible Cause/Action Required, General Troubleshooting