Nortel DMS-100 Series Maintenance Manual page 301

7 Return to the "SMS alarm clearing procedures" section in this document to clear
the alarm condition on the inactive unit. When the alarm is cleared, return to
step 6 of this procedure.
At the frame
8 Put a sign on the active unit bearing the words: Active unit—Do not touch.
This sign should not be attached by magnets or tape.
At the MAP terminal
9 Busy the inactive PM unit by typing
>BSY UNIT unit_no
and pressing the Enter key.
where
unit_no is the number of the faulty SMS unit
At the frame
10
WARNING
Static electricity damage
Before removing any cards, put on a wrist strap and
connect it to the wrist strap grounding point on the left
side of the frame supervisory panel of the SMS. This
protects the equipment against damage caused by
static electricity.
Put on a wrist strap.
11
WARNING
Equipment damage
When removing or inserting a card, do not apply
pressure to the components and do not force the cards
into the slots.
Remove the NT6X86 card as shown in the following figures.
DMS-100 Family SMS Maintenance Manual XPM10 and up
Card replacement procedures 7-95
SMS
NT6X86
(continued)