Nortel DMS-100 Series Replacement Procedures page 85

and press the Enter key.
where
site_name
is the name of the site where the LCM is located
frame_no
is the number of the frame where the LCM is located
lcm_no
is the number of the LCM unit associated with the defective card
If Converter suffix
is AA
is AE
8 To busy LCM unit 1, type
>BSY UNIT 1
and press the Enter key.
At the IOPAC cabinet
9 Put on a wrist strap.
10 Set CB4 as recorded in step 4 to the OFF position.
11 Unscrew the slotted nut located on the left-hand side of the FSP.
12
Open the FSP panel.
13 Remove the NT0X91AA card from the slot identified in step 2.
14 Insert the replacement card.
15 Close the FSP panel.
16 Tighten the slotted nut on the FSP.
17 Set CB4 as recorded in step 4 to the ON position.
18 Proceed as follows to reset the converters in the host interface equipment
shelf (HIE).
DMS-100 Family NA100 Card Replacement Procedures Volume 4 of 7 LET0015 and up
XPM card replacement procedures
in an IOPAC FSP
Do
step 8
step 26
DANGER
Risk of electrocution
Some terminals in the frame supervisory panel (FSP) have an
electrical potential of -48 V dc. Remove all jewelry before
you replace a card in the FSP. Do not touch any terminals in
the FSP.
1-53
NT0X91
(continued)