IBM 8645 - Eserver xSeries 220 Hardware Maintenance Manual page 114

Beep/Symptom
1-2-3 (DMA page
register write/read
failed)
1-2-4 (RAM refresh
verification failed)
1-3-1 (1st 64K RAM test
failed)
1-3-2 (1st 64K RAM
parity test failed)
1-4-3 (Interrupt vector
loading test failed)
2-1-1 (Secondary DMA
register failed)
2-1-2 (Primary DMA
register failed)
2-1-3(Primary interrupt
mask register failed)
2-1-4 (Secondary
interrupt mask register
failed)
2-2-1 (Interrupt vector
loading failed)
2-2-2 (Keyboard
controller failed)
2-2-3 (CMOS power
failure and checksum
checks failed)
2-2-4 (CMOS
configuration info
validation failed)
2-3-1 (Screen
initialization failed)
2-3-2 (Screen memory
failed)
2-3-3 (Screen retrace
failed)
2-3-4 (Search for video
ROM failed)
2-4-1 (Video failed,
screen believed
operable)
3-1-1 (Timer tick
interrupt failed)
3-1-2 (Interval timer
channel 2 failed)
106
Hardware Maintenance Manual: xSeries 220 Type 8645
FRU/Action
1. System Board
1. DIMM
2. System Board
1. DIMM
2. System Board
1. DIMM
2. Processor
3. System Board
1. System Board
1. System Board
1. System Board
1. System Board
1. System Board
1. System Board
1. System Board
2. Keyboard
1. Battery
2. System board
1. Battery
2. System board
1. Jumper on J28
2. System Board
1. System board
1. System board
1. System board
1. System board
1. System Board
1. System Board