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3EM13853AF
Issue 01, September 2007
TAP-138
BATTERYLOW Alarm
PURPOSE
This procedure provides instructions to clear a BATTERYLOW alarm against a CCC, SSC, TC,
DISK, IOC, or MOS card.
GENERAL
BATTERYLOW indicates battery on the real time clock/NVRAM chip is low.
For information on TL1 command syntax, refer to the 1677 SONET Link Commands and Messages
manual (PN 3EM13852AF).
STEP
PROCEDURE
1
DANGER: Possibility of personal injury. Modules can be installed or removed with
rack power on. Hazardous electrical potentials are present; use extreme care when
installing or removing modules with power on.
WARNING: Possibility of equipment damage. Modules contain electrostatic-
2
sensitive devices (ESDs). These devices can be damaged by static discharge.
Refer to
Enter
3
Observe output. Note module with BATTERYLOW alarm.
4
Replace card with BATTERYLOW alarm. Refer to
5
procedures.
Enter
6
Did BATTERYLOW clear?
7
Contact next level of technical support for assistance.
8
9
STOP. This procedure is complete.
BATTERYLOW Alarm
Introduction
for special handling instructions.
and
RTRV-ALM-ALL;
RTRV-COND-ALL;
and
RTRV-ALM-ALL;
RTRV-COND-ALL;
If yes, go to step 9.
If no, go to step 8.
to retrieve all alarms and conditions.
IXL-103
for card replacement
TAP-138
4-97
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