Nortel Meridian 1 Manual page 78

Page 64 of 190 Clearing common equipment faults
Possible cause
Defective CE card
Defective
backplane
553-3001-510 Standard 11.00 June 1999
Action
Unseat the CE cards then reinstall them. If the system does not recover,
continue with this procedure.
Make sure the cable between the IF and FN cards is securely connected.
Make sure the CMA cable is securely connected.
Check the CPU cards:
— Make sure the ROM card is properly installed on the FN card.
— As necessary, replace the IF card, the FN card, the ROM card, and
the QCAD240 cable between the IF and FN cards.
If the system does not recover, replace the CMA card. If necessary,
replace the CMA cable.
If the system does not recover, go to the next possible cause.
Replace the card cage assembly in the module.