Nortel DMS-100 Series Replacement Procedures page 87

rmm_no
is the number of the RMM to be posted, as recorded in step 5
28 To busy the RMM, type
>BSY
and press the Enter key.
At the RLCE frame
29 Put on a wrist strap.
30 Set CB1 as recorded in step 4 to OFF.
31 Set CB5 as recorded in step 4 to OFF.
32 Unscrew the slotted nut located on the left-hand side of the FSP.
33
Open the FSP panel.
34 Remove the NT0X91AE card from the slot identified in step 2.
35 Insert the replacement card.
36 Close the FSP panel.
37 Tighten the slotted nut on the FSP.
38 Proceed as follows to reset the converters in the host interface equipment
shelf (HIE) and the RMM.
39 Power up the NT2X70 in slot 25 as follows:
If NT2X70 suffix
is AE
is AA, AB, AC, or AD
40 Toggle the ON/OFF/RESET switch on the power converter faceplate,
identified in step 3, to the RESET position. Hold the switch while you set CB1,
on the FSP, to the ON position. Both the converter FAIL LED and FRAME
FAIL lamp on the FSP go OFF. Release the ON/OFF/RESET switch Go to
step 42.
41 Press the RESET button on the power converter faceplate while you set CB1
on the FSP to the ON position. Step 3 identifies CB1. The converter FAIL
LED goes OFF. Release the RESET button.
DMS-100 Family NA100 Card Replacement Procedures Volume 4 of 7 LET0015 and up
XPM card replacement procedures
in an IOPAC FSP
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.
Do
step 40
step 41
1-55
NT0X91
(continued)