Nortel DMS-100 Series Maintenance Manual page 605

Summary of battery capacity tests OPM
Disable battery
audit
Open circuit strings
0, 1, 2, and 3
Measure voltage
of each string
Open circuit strings
4, 5, 6, and 7
DMS-100 Family OPM Maintenance Manual XPM14 and up
OPM routine maintenance procedures
Battery capacity tests
This flowchart summarizes the
procedure.
Use the instructions that follow
this flowchart to perform the
procedure.
Voltage is less
than 49 V?
N
N
All strings
have been
tested?
13-3
OPM
(continued)
Y
Disconnect
failed string
Y
Enable
battery audit
End of procedure