Nortel Meridian 1 Replacement Manual page 76

Page 76 of 362 Replacing equipment
553-3001-520 Standard 16.00 April 2000
3 Perform equipment data dump from the active Core (with a known good
IOP and CMDU):
LD 43
EDD
****
4 Set the NORM/MAINT switch on the Call Processor (CP) card to
MAINT on the active Core.
5 Set the ENB/DIS switch on all CNI cards on the inactive Core to DIS.
6 Perform the following three steps on the inactive Core in an
uninterrupted sequence:
a Press and hold down the MAN RST button on the CP card on the
inactive Core.
b While holding down the MAN RST button, set the NORM/MAINT
switch on the same CP card to MAINT.
c Release the MAN RST button.
The system is now in split mode where each Core is functioning
independently and the automatic switchover has been disabled.
7 To remove the faulty IOP and replace the data cartridge from the faulty
IOP to the replacement IOP/CMDU:
a Set the ENB/DIS switch on the faulty IOP to DIS.
b Remove the IOP from its card slot in the inactive Core.
c Remove the screw that secures the QMM42 Data Cartridge. Gently
unplug the cartridge from the connectors on the component side of
the IOP.
d Plug the above QMM42 Data Cartridge into the replacement
IOP/CMDU and install the screw that secures it to the IOP/CMDU.
load LD 43
execute datadump and wait until
"DATADUMP COMPLETE" and
"DATABASE BACKUP COMPLETE" are
displayed before exiting the program.
exit LD 43