56K Crossover circuit pack 141
DPP Card Replacement Guide BCS35 and up
Procedure 15–1
56K XOVR circuit pack replacement
(continued)
Step
Notes
Description
8
Mount the replacement assembly in
the vacated position.
9
Reattach any cables removed in step
6 in reverse order.
Office alarms cease.
10
Properly reroute all cables.
Make sure all wires and cables are
routed so they are not pinched or in
contact with the arc of the fan blades.
11
If alarm status shows active alarms,
troubleshoot all alarm conditions .
At the maintenance terminal, enter:
TEST ACT (cr)
TEST STDBY (cr)
Test the polling function.
12
If alarm status shows active alarms,
resolve all alarm conditions present.
13
Seat the rear panel in its fully seated
position and reinstall the slotted pan
head screws previously removed.
3
From step 3.
14
Reattach the front panel of the
chassis.
If removed.
15
At the maintenance terminal, enter:
>RSERR ACT 00 (cr)
To clear any alarms on the active
processor.
16
At the maintenance terminal, enter:
>RSERR STDBY 00 (cr)
To clear any alarms on the standby
processor.
17
At the Switch and Status Panel:
If all alarms clear, place the active
processor unit in PRIME mode.
a.
Press the A/B Select Switch to
match the active processor.
(continued)
