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2-40
Undetermined Problems
If an error code is present, go to “Index of Symptoms, Messages, Error Codes,
or Beeps” on page 2-8. If no error code is present, continue with this check.
Check the power supply voltages (see “Power Supply Cable Connector
Specifications" on page 5-7). If the voltages are correct, return here and
continue with the following steps:
1. Power off the system unit.
2. Perform the following checks, one by one, until you have isolated the
problem FRU (refer to "Parts/Test Point Locations" on page 5-1 for
locations):
Load default settings in setup.
Check all system board jumper positions and switch settings.
Check all adapter card jumper positions.
Check all device jumper positions.
Check all cables and connectors for proper installation.
If the jumpers, switch, and voltage settings are correct, return here and
continue:
3. Remove or disconnect the following, one at a time:
Non-IBM devices
External devices
Any adapters
Modem card, if installed
CD-ROM drive
Diskette drive
Hard disk drive
DIMM
Processor
System board
Содержание Aptiva 2156
Страница 1: ... Hardware Maintenance Service for Service Level A Machine Type 2156 2156 ...
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Страница 128: ...5 9 Figure 5 3 Hard Drive or CD ROM Power Cable Connector Figure 5 4 3 5 In Diskette Drive Power Cable Connector ...
Страница 138: ... Copyright IBM Corp 1998 6 1 Chapter 6 Safety Inspection Guide Safety Inspection Guide 6 1 General Guidelines 6 2 ...
Страница 141: ...7 2 Assembly 1 Machine Type 2156 System Unit ...