Exchanging the System Card
Attention:
1. The system card is
not hot pluggable.
2. You will remove and retain the hard file from the old system card. The hard file that comes with the
new system card is
blank.
3. Make note of the part number of your system card. The old system cards (part number 75H5081 or
85H7916) supported two 32-MB DIMMs (64 MB) of memory, whereas the redesigned system cards
supports two 64-MB DIMMs (128 MB) of memory.
¹
If you replace the old system (part number 75H5081 or 85H7916) card with the new card, you
need to upgrade the firmware to allow the use of the new memory DIMMs.
1
Switch off each power supply.
2
Label the cables on the system card. Unplug the cables and the PCMCIA modem (or other
PCMCIA cards).
3
Loosen thumbscrews on the system card.
4
Remove the defective system card.
Chapter 2. Removal and Replacement Procedures
2-5
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