Nortel Meridian 1 Replacement Manual page 301

3 Verify that Core 0 is the active Core:
LD 135
STAT CPU
TEST CPU
If Core 0 is active, proceed with step 4. If Core 0 is not the active CPU,
swap Cores and verify again:
SCPU
STAT CPU
4 Verify that CMDU 0 is active. You may need to switch CMDUs.
LD 137
STAT
SWAP
5 Set the MAINT/NORM switch on the CP card in Core 0 to MAINT.
6 Set the ENB/DIS switch on all CNI cards in Core 1 to DIS.
7 Insert the Database Transfer Utility diskette which corresponds to your
Call Processor card into the IOP/CMDU or CMDU in Core 1.
8 Perform the following three steps in uninterrupted sequence:
a press and hold the MAN RST button on the CP card in Core 1
b set the MAINT/NORM switch on the CP card in Core 1 to MAINT
c release the MAN RST button
Replacing equipment
to load the program
to check CPU status
to test the CPU
to swap CPUs
to check CPU status
to load the program
Get the status of CMDU and IOP.
Switch CMDUs (if necessary).
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Hardware replacement