Ntnd31 Rom Card - Nortel Meridian 1 Replacement Manual

NTND31 ROM Card

This read-only memory (ROM) card is attached to the NTND01 Integrated
CPU/Memory (ICM) Card. Use this procedure to replace an NTND31 ROM
Card.
See the X11 Administration (553-3001-311) for a description of all
maintenance commands, and the X11 System Messages Guide
(553-3001-411) for interpreting system messages.
Module covers are not hinged; do not let go of the cover. Lift the cover
away from the module and set it out of your work area.
Call processing will stop when the ICM card is removed.
Removing equipment
1 To replace the ROM card you must remove the ICM card. Unhook the
locking devices on the ICM card; pull it out of the card cage.
2 Remove the ROM card from the ICM card:
a On the top (component side) of the ICM card, remove the screw and
washer at each corner of the ROM card.
b Gently unplug the ROM card from the pin connector.
When you remove the ROM card, do not touch other components on
the ICM card.
Replacing equipment
WARNING
CAUTION
CAUTION
Page 249 of 362
Hardware replacement