Alcatel MDR-8000 User Manual page 53

SEE
DS1/E1 XMT ALARMS
XMT PROV, FIG 5-3
SEE DS1/E1
XMT ALARMS,
FIG 5-3
TRANSMITTER
STATUS
A
XMT On Line
XMT Provisioning
Common Loss
PA Temperature
PA Power
Transmit Power
ATPC High Power
ATPC Timeout
SYNC Loss
DS3 Frame Loss
DS3 Degraded
DS3 AIS Detect
Figure 5-4 Troubleshooting DS3 Radio XMT Alarms
DS3 I/O INTFC CANNOT RECOVER FRAMING FROM
B
INCOMING DS3 SIGNAL OR THERE IS NO INPUT
SIGNAL. IS DS3 AIS Detect ALARM ON?
YES, TROUBLESHOOT UPSTREAM
RADIOS AND EXTERNAL MUX
EQUIPMENT.
NO, CHECK INPUT SIGNAL. IF INPUT SIGNAL
IS OK, REPLACE DS3 I/O INTFC.
IF NOT, TROUBLESHOOT EXTERNAL
MUX EQUIPMENT.
DS3 INPUT TO DS3 I/O INTFC HAS EXCEEDED
PROVISIONED BER THRESHOLD (HIGH ERROR
CONDITION).
TROUBLESHOOT EXTERNAL MUX EQUIPMENT.
AIS (BLUE SIGNAL), INSERTED AT MUX (EXTERNAL
TO THE RADIO) HAS BEEN DETECTED ON XMT
INPUT TO DS3 I/O INTFC.
TROUBLESHOOT EXTERNAL MUX EQUIPMENT.
LMW-3131-sm
06/27/02
5-9