Nortel Meridian 1 Replacement Manual page 282

Page 282 of 362
553-3001-520 Standard 16.00 April 2000
Replacing equipment
4 Gently unplug the QPC940 ROM Card from the connectors on the
component side of the CPU card.
When you remove the ROM card, do not touch other components on
the CPU card.
Installing equipment
1 Plug the ROM card into the connectors on the component side on the
replacement CPU card.
2 Set option switches and plugs 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.
3 Connect the cable to the SDI port.
4 Insert the replacement card into the vacated slot and hook the locking
devices.
The system will sysload, or initialize, or both. Check system messages in
the X11 System Messages Guide (553-3001-411).
5 If the SDI port is used, software enable it:
LD 37
ENL TTY x
TTY x
The response should be:
ABCDEFGHIJKLMNOPQRSTUVWXYZ
0123456789"#$%*!&()<>-.:,.? READY FOR INPUT
Anything entered on the keyboard will be echoed until END is input.
— If there is a problem, an IOD system message is generated and the
red LED lights on the faceplate of the card.
— If there is no problem, exit LD 37:
****
CAUTION