Nortel Meridian 1 Manual page 412

16 For systems using MSI cards, connect one end of an NT8D80AD cable
to the connector on the MSI card in CPU 1. Connect the other end to
faceplate connector 1 on the NTND16 MDU. For systems using EMSI
cards, connect one end of an NT9D89AD cable to the connector on the
EMSI card in CPU 1. Connect the other end to faceplate connector 1 on
the NTND16 MDU.
17 In CPU 1, set the ENB/DIS switch on each MSI or EMSI card to ENB.
18 Insert ED floppy disks with release 15 software into the NTND16 MDU
drives. Insert disk A in DRV A and disk B in DRV B.
19 Perform a data dump. At the prompt, enter
EDD
When "DATABASE BACKUP COMPLETE" or "DATADUMP
COMPLETE" appears on the terminal, proceed to the next step.
If the data dump is not successful, do not continue; contact your
technical support organization. A data dump problem must be
corrected before proceeding.
20 In CPU 1, set the ENB/DIS switch on the QPC580 CPU Interface card to
DIS.
21 In CPU 1, disconnect the cable between the QPC579 CPU Function card
and the QPC580 CPU Interface card.
22 In CPU 1, remove the QPC579 CPU Function card. Remove the QPC602
ROM card and replace it with the QPC939 ROM card. Reinstall the CPU
card.
Carefully align the connector pins when installing a ROM card.
Failure to use care may result in damage to one of the cards or system
failure.
Upgrade system installation Upgrading to Meridian 1 system options
to begin the data dump
CAUTION
CAUTION
SL-1 XT system upgrade 7-37