Dell Precision 610 Service Manual page 44

3-2 Dell Precision 610 Mini Tower Systems Service Manual
7DEOH  3267 %HHS &RGHV
%HHS &RGH (UURU
1-1-3 NVRAM write/read failure
1-1-4 BIOS checksum failure
1-2-1 Programmable interval-
timer failure
1-2-2 DMA initialization failure
1-2-3 DMA page register write/
read failure
1-3-1 Main-memory refresh verifi-
cation failure
1-3-2 No 100-MHz DIMM
installed
1-3-3 Chip or data line failure in
the first 64 KB of main
memory
1-3-4 Odd/even logic failure in the
first 64 KB of main memory
1-4-1 Address line failure in the
first 64 KB of main memory
1-4-2 Parity failure in the first
64 KB of main memory
2-1-1 Bit failure in the first 64 KB
through of main memory
2-4-4
3-1-1 Slave DMA-register failure
3-1-2 Master DMA-register failure
3-1-3 Master interrupt-mask regis-
ter failure
3-1-4 Slave interrupt-mask regis-
ter failure
3-2-4 Keyboard-controller test
failure
3UREDEOH &DXVHV
Defective system board
Faulty BIOS or defective sys-
tem board
Defective system board
Faulty or improperly seated
DIMMs or defective system
board
No 100-MHz DIMM installed
or faulty or improperly seated
DIMM
Faulty or improperly seated
DIMMs
Defective system board
Faulty keyboard controller
(defective system board)