Dell Vostro 410, Service Manual

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3-2 Dell Precision 410 Systems Service Manual
7DEOH 3267 %HHS &RGHV
%HHS &RGH (UURU 3UREDEOH &DXVHV
1-1-3 NVRAM write/read failure Defective system board
1-1-4 BIOS checksum failure Faulty BIOS or defective sys-
tem board
1-2-1
1-2-2
1-2-3
Programmable interval-timer
failure
DMA initialization failure
DMA page register write/
read failure
Defective system board
1-3-1 Main-memory refresh verifi-
cation failure Faulty or improperly seated
DIMMs or defective system
board
1-3-2 No 100-MHz DIMM installed No 100-MHz DIMM installed
or faulty or improperly seated
DIMM
1-3-3
1-3-4
1-4-1
1-4-2
2-1-1
through
2-4-4
Chip or data line failure in the
first 64 KB of main memory
Odd/even logic failure in the
first 64 KB of main memory
Address line failure in the
first 64 KB of main memory
Parity failure in the first
64 KB of main memory
Bit failure in the first 64 KB of
main memory
Faulty or improperly seated
DIMMs
3-1-1
3-1-2
3-1-3
3-1-4
Slave DMA-register failure
Master DMA-register failure
Master interrupt-mask regis-
ter failure
Slave interrupt-mask register
failure
Defective system board
3-2-4 Keyboard-controller test
failure Faulty keyboard controller
(defective system board)