Northern Telecom BCS35 Replacement Manual page 21

Procedure 1–2
DPP circuit packs replacement – changing processor modes
Step Action
1 Press the processor A/B Select
Switch to the position (A or B) that
matches the active processor.
2 Press the O/P Mode Switch to the
ONLY position.
3 Turn the Mode Switch.
4 Observe that the active processor unit
ONLY status lamp lights.
Wait for the log message, "Processor
force selected – nonredundant."
Go to one of the procedures
referenced in step 6, as required.
5 Go to the appropriate chapters in this
document for replacement procedures
for the circuit packs. The document is
organized according to circuit pack.
Circuit Pack Replacement 5
Notes
Turn to the right and release.
DPP will go into alarm.
DPP Card Replacement Guide BCS35 and up