IBM TotalStorage NAS 300, User Reference

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Table 19. Beep symptoms (continued)
Beep/symptom Description Part/action
2-3-3 Screen retrace failed. System board
2-3-4 Search for video ROM
failed. System board
2-4-1 Video failed; screen
believed operable. System board
3-1-1 Timer tick interrupt failed. System board
3-1-2 Interval timer channel 2
failed. System board
3-1-3 RAM test failed above
address X'OFFFFH'.
1. DIMM
2. System board
3-1-4 Time-Of-Day clock failed.
1. Battery
2. System board
3-2-1 Serial port failed. System board
3-2-2 Parallel port failed. System board
3-2-3 Math coprocessor test
failed.
1. Microprocessor
2. System board
3-2-3 Failure comparing CMOS
memory size against
actual.
1. DIMM
2. Battery
3-3-1 Memory size mismatch
occurred.
1. DIMM
2. Battery
3-3-2 Critical SMBUS error
occurred.
1. Disconnect the engine power cord from outlet, wait 30
seconds and retry.
2. System board.
3. DIMMs.
4. DASD backplane.
5. Power supply.
6. Power cage assembly.
7. I
2
C cable.
3-3-3 No operational memory in
system.
1. Install or reseat the memory modules, and then do a 3
boot reset.
2. DIMMs.
3. Memory board.
4. System board.
4-4-4 Optional Remote
Supervisor Adapter not
installed in slot 1 or not
functioning correctly.
1. Verify that the adapter is installed in slot 1.
2. Adapter.
3. System board.
Two short beeps Information only, the
configuration has changed.
1. Run Base System Diagnostics.
2. Run the Configuration/Setup Utility program.
Three short beeps
1. DIMM
2. System board
Appendix D. Symptom-to-part index
125