CTP Systems CTPhone 1900, Руководство по применению

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DOC00101-01 5-13
Diagnostics and Troubleshooting
Base Station LEDs During Normal Operation
The Table 5-D 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 foot-
notes to the table contain troubleshooting suggestions.
Table 5-D. Base Station LEDs During Normal Operation
Test Failed
Red LEDs (in Combination)
1 2 3 4
ASIC test
1
1
Test the base station on another CTPhone Controller base station port
and with different transmit/receive cables.
off off off on
Phase lock loop lock test
2
2
Reset the base station and test the base station on the other CTPhone
Controller base station port. You can reset a base station by unplugging
and plugging its transmit or receive cable. You can reset all base sta-
tions by resetting the CTPhone Controller.
on off on off
Vocoder test
3
3
Reset the base station. You can reset a base station by unplugging and
plugging its transmit or receive cable. You can reset all base stations by
resetting the CTPhone Controller from the CTPhone Manager.
off on Vocoder # (0–3)
0: off off
1: off on
2: on off
3: on on
Synthesizer unlock test
4
4
Test base station transmit/receive cables by replacing the base station
with a functional one.
on off off on
Waiting for configuration test
5
5
If persistent, make sure the CTPhone 1900 system has been activated
or check CTPhone Controller configuration. Also try resetting the
CTPhone Controller from the CTPhone Manager.
off on on off
Phase lock loop initialization test
2
off on off off
BS Interface clock test
2
on on off off
Receive loss
6
6
Reset the CTPhone Controller and check transmit/receive cables.
off off on on
Loss of control channel
7
7
Check for RF interference.
on off off off