Nortel DMS-100 Series Maintenance Manual page 684

13-82 OPM routine maintenance procedures
Site test
OPM
(continued)
Summary of site test in an OPM
Disable battery
audit
Measure voltage of
each string
Voltage is less
than 52V, ±
0.3V?
Measure voltage of
each battery
Adjust rectifier
voltage
297-8361-550 Standard 04.01 September 2000
N
Y
Y
Any battery more
than 1V less
than others?
N
This flowchart summarizes the
procedure.
Use the instructions that follow
this flowchart to perform the
procedure.
Determine if voltage
is out of specification
Replace entire
battery string
Y
Is voltage out of
specification?
N
Return BCCDVR to
service
End of procedure