Dell OptiPlex GXi Service Manual (.pdf) - Page 56

Table 3-1., POST Beep Codes, Master DMA-register failure

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Table 3-1. POST Beep Codes Beep Code Error Probable Causes 1-3 Monitor not detected Disconnected or faulty monitor 1-1-3 NVRAM write/read failure Defective system board 1-1-4 BIOS checksum failure Faulty BIOS or defective system board 1-2-1 Programmable interval-timer Defective system board failure 1-2-2 DMA initialization failure 1-2-3 1-3-1 1-3-2 1-3-3 DMA page register write/ read failure Main-memory refresh verification failure No memory installed Chip or data line failure in the first 64 KB of main memory Faulty or improperly seated DIMM or defective system board No memory installed or faulty or improperly seated DIMM Faulty or improperly seated DIMM 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 through 2-4-4 3-1-1 Bit failure in the first 64 KB of main memory Slave DMA-register failure Defective system board 3-1-2 Master DMA-register failure 3-1-3 Master interrupt-mask register failure 3-1-4 3-2-4 Slave interrupt-mask register failure Keyboard-controller test failure Faulty keyboard controller (defective system board) 3-2 Dell OptiPlex GXi Systems Service Manual

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3-2
Dell OptiPlex GXi Systems Service Manual
Table 3-1.
POST Beep Codes
Beep Code
Error
Probable Causes
1-3
Monitor not detected
Disconnected or faulty
monitor
1-1-3
NVRAM write/read failure
Defective system board
1-1-4
BIOS checksum failure
Faulty BIOS or defective
system 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
DIMM or defective system
board
1-3-2
No memory installed
No memory 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
DIMM
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)