Nortel DMS-100 Series Maintenance Manual page 144

Outside plant access cabinet (opac)

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Table of Contents

2-50 OPAC maintenance overview

7 When the charge period is complete, the pair is open-circuited.

8 At OPM_CHARGE_START_TIME on Tuesday, the system measures

Note 1: When a system software marks a battery string pair as failed, follow

the test procedures listed in "Manual test procedures for system-failed

battery strings"in this document.

Note 2: After a battery string pair that failed system testing is replaced or

passes manual tests, return the battery string pair to service. Use the BSY

and RTS commands to return the pair to service.

The following table describes the rotation cycle for week 2. The table uses

the default start time of 11 p.m. (23:00) and the default discharge time of 60

minutes. The legend for the table is:

Cycle rotation for week 2

297-8211-550 Standard 05.01 August 1999

and tests the voltage against OPM_VOLT_TST_CHG. If the voltage

fails the test, the system marks the string as failed. The system returns

the pair to the load bus and the charge cycle for the next string begins.

O/C is open circuit

STn is battery string pair

CHG is charge bus

DISCHG is discharge through NT8X02 card

MEAS is measure voltage

LDB is load bus

Troubleshooting