service manual or a device not supported by IBM diagnostic tests.
If all devices and adapters have been removed, and the problem remains:
1. Remove all cables from connectors on the system board except the
power supply and switch cables. See and “System Board Layout” on
page 5-2 for connector locations.
2. Remove all SIMMs from sockets.
3. Power-on the system unit and listen for any beeps.
4. If there are beeps, replace the system board and use the current
processor on the FRU system board.
5. If there are no beeps, replace the processor and use the current system
board.
6. If there are still no beeps, replace the current system board and use the
FRU processor obtained in step 5.
Check Procedures
2-71
Summary of Contents for Aptiva 2159
Page 1: ...Hardware Maintenance Service for Service Level A Machine Type 2159 and IBM Monitors 2159...
Page 2: ......
Page 3: ...Hardware Maintenance Service for Service Level A Machine Type 2159 and IBM Monitors 2159...
Page 22: ...xx...
Page 24: ...xxii...
Page 124: ...2 72...
Page 184: ...5 22...
Page 186: ...6 2...
Page 190: ...Assembly 2 Machine Type 2159 System Unit Interior SL A 6 7 8 5 3 12 13 4 2 9 11 10 1 7 4...
Page 193: ...Assembly 3 Diskette and Hard Disk Drives 3 1 4 4 4 2 Parts Catalog 7 7...