Splitting The Cores - Nortel Meridian 1 Hardware Replacement Manual

4 When "DATADUMP COMPLETE" and "DATABASE BACKUP
COMPLETE" appear on the terminal, enter
****
To access the Core during the replacement procedure, connect a terminal to
the J25 port on the I/O panel in the inactive Core Module or Core/Network
Module. To communicate with the processor, you must use the following
settings on the terminal:
9600 baud, 7 data, space parity, 1 stop bit, full duplex, XOFF
If you are using only one terminal or a switch box, switch the connection from
Core to Core as needed.

Splitting the Cores

1 Verify that the disk drives are synchronized:
LD 137
STAT
If the disks are synchronized, proceed with Step 2 on page 103. If they are not
synchronized, execute the SYNC command:
SYNC
****
2 Verify that the clock controller associated with the faulty IODU/C is
inactive. If it is not, switch clock controllers:
LD 60
SSCK
SWCK
****
Replacing equipment
to exit the program
CAUTION
System Failure
If the data dump is not successful, do not continue;
contact your technical support organization. A data
dump problem must be corrected before proceeding.
to load the program
to get the status of the disk drives
to synchronize the drives
to exit the program
to load the program
to get the status of the clock controllers
to switch clock controllers (if necessary)
to exit the program
Page 103 of 250
Hardware Replacement