Replace Defective Base Station - Toshiba Strata AirLink Installation Manual

Normal Operation
Table 24 explains how to interpret Base Station LED readings that occur during self- diagnostic
tests that run during normal operation. The LEDs must be read in combination to understand their
meaning. The footnotes to the table contain troubleshooting suggestions.
Table 24 Base Station LEDs during Normal Operation
1
ASIC test
Phase lock loop lock test
Vocoder test
Synthesizer unlock test
Waiting for configuration test
Phase lock loop initialization test
Base Station Interface clock test
Receive loss
Loss of control channel
1. Test the Base Station on another BSIA or RWIU Base Station port and with different transmit and
receive cables.
2. Reset the Base Station on the other BSIA or RWIU. Reset a Base Station by plugging/unplugging
its transmit or receive cable. Reset all Base Stations by resetting the BSIA.
3. Test Base Station transmit/receive cables by replacing the Base Station with a functional one.
4. Ensure that the system has been activated or check the BSIA or RWIU configuration. Also try
resetting the BSIA.
5. Check for RF interference.

Replace Defective Base Station

1. Disconnect the transmit and receive cables and power supply, if applicable.
2. Lift the Base Station off the mounting screws.
3. Mount the new Base Station and connect the cables and power supply, if applicable.
4. If the Base Station does not come online within a minute, perform a software upgrade using
the latest version of software. See
Strata AirLink Installation Guide
Test Failed
2
2
3
4
2
2
2
5
"Upgrade Base Stations"
5/00
Maintenance and Troubleshooting
Red LEDs (In Combination)
1 2 3
Off Off Off
On Off On
Vocoder # (0–3)
0:Off
Off On 1:Off
2:On
3:On
On Off Off
Off On On
Off On Off
On On Off
Off Off On
On Off Off
on Page 76.
Troubleshooting
4
On
Off
Off
On
Off
On
On
Off
Off
Off
On
Off
83