Upgrading From Sl-1 N To Meridian 1 Option 61 - Nortel Meridian SL-1 Supplementary Manual

9-4 Upgrading from SL-1 N (QCA96 cabinet) to Option 61
Table 9-1 (continued)
Equipment required
Qua nt it y
2
2
1
2
6

Upgrading from SL-1 N to Meridian 1 Option 61

Shelf upgrades to Meridian 1 553-3001-253
Co de
NT 8D78 AA
( QCAD 240A)
NT 8D99 AB
PO677761
QMM
* De notes m i ni mum vi nt age
1 Obtain printouts of all the characteristics (TN, loop, telephones and all
other assignments and features) of the existing system. Retain these
printouts for an after conversion check.
2 Using overlay program 43, perform a data dump.
3 Inform telephone users of impending service interruption and that
emergency lines are operational during interruption.
4 Invoke emergency line transfer by setting the line transfer switch on
all QPC84 Power Monitor circuit packs to ON or 1.
5 Set the -48 V cabinet input breaker located on the power control shelf
or power distribution box in the CE cabinet to OFF.
6 Tag and disconnect the cables from all the faceplate connectors of
circuit packs located on the QSP41 CPU/MEM shelf.
• Remove all circuit packs from the CPU/MEM shelf.
• Tag and disconnect cables A, B, C and D from the end of the
CPU/MEM shelf.
De scri pt i on
CP U r i bbon ( IF - FN )
NE T- NET c abl e F ul l Gr oup
Shi el d
Da ta Car t ri dge
Sof tw ar e D i sk ett es 3.5"