CTP Systems CTPhone 1900, Applications Manual

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5-10 DOC00101-01
Diagnostics and Troubleshooting
Table 5-B. CTPhone Controller LEDs During Boot Up and Normal
Operation
LED #/Label Color Meaning When Lit
POWER Green CTPhone Controller power is on.
9 MASTER Yellow This LED should always be lit.
8 BUSY1 Green
Boot Up: The test(s) to check integrity of the con-
nection to base station 1 failed.
Normal Operation: One or more channels on
base station 1 are busy. If flashing, a software
upgrade is in process.
7 RLOS1 Red Receive loss of synchronization on base station
1. Synchronization is lost with base station 1 due
to poor connection, bad cable, base station fail-
ure, or CTPhone Controller failure.
6 BUSY2 Green Boot Up: The test(s) to check integrity of the con-
nection to base station 2 failed.
Normal Operation: One or more channels on
base station 2 are busy.
5 RLOS2 Red Receive loss of synchronization on base station
2. Synchronization is lost with base station 2 due
to poor connection, bad cable, base station fail-
ure, CTPhone Controller failure, or the Second
BS Service Enabled parameter being set to
TRUE in the System Settings database when the
system has one base station only.
4 S3 Yellow Boot Up: The test(s) to check integrity of the
CTPhone Controller real time clock failed.
Normal Operation: If flashing, a critical alarm
has occurred.
3 S2 Yellow
Boot Up: The test(s) to check integrity of call pro-
cessing software stored in non-volatile memory
failed. Try reloading the software (for instructions,
see page 3-25).
2 S1 Yellow
Boot Up: The test(s) to check integrity of boot
software stored in non-volatile memory failed,
which means there is a hardware failure.
1 S0 Yellow Boot Up: The test to check volatile memory
failed, which means there is a hardware failure.