Nortel Meridian 1 Replacement Manual page 286

Page 286 of 362
553-3001-520 Standard 16.00 April 2000
Replacing equipment
3 Tag and disconnect the cable to the card you are removing.
4 Unhook the locking devices on the card; pull it out of the card cage.
5 Remove the screw that secures the QMM42 Data Cartridge. Gently
unplug the cartridge from the connectors on the component side of the
FDI card.
Installing equipment
1 Plug the data cartridge into the connectors on the component side of the
replacement FDI card. Install the screw that secures the cartridge.
2 Set the ENB/DIS switch to DIS on the replacement card.
3 Set option switches on the replacement card the same as on the card you
removed. If there is a vintage change, be sure to check Circuit Card:
Installation and Testing (553-3001-211) for any differences.
Incorrect switch settings on an FDI card can cause a system failure.
4 Insert the replacement card into the vacated slot and hook the locking
devices.
5 Connect the cable to the replacement card.
6 Set the ENB/DIS switch to ENB on the replacement card.
7 Switch to the active CPU:
LD 35
SCPU
****
8 Test the FDI card:
LD 37
MSI 0
— If there is a problem, an IOD system message is generated and the
red LED lights on the faceplate of the card.
CAUTION