StartupTroubleshooting
PowerBook (FireWire)
7
Symptom Charts
Startup
RAM failure occurs (beeps are heard at startup)
Note:
There is no RAM on the microprocessor board itself, so
the computer will beep if no memory is installed in at least
one of the slots.
1. Remove top RAM SO-DIMM (if present) and restart
computer. If startup sequence is normal, replace RAM
SO- DIMM and retest.
Note:
verify that RAM is PC-100
compatible.
2. Replace bottom RAM SO-DIMM and retest.
3. Replace microprocessor board.
4. Replace I/O logic board.
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