POST Beep Codes: Dell™ OptiPlex™ GX1p
If the monitor cannot display error messages during the POST, the system may emit a series of beeps that identifies the problem or that can help you identify a faulty
component or assembly. The following table lists the beep codes that may be generated during the POST. Most beep codes indicate a fatal error that prevents the
system from completing the boot routine until the indicated condition is corrected.
Beep Code
Error
Probable Causes
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 failure
Defective system board
1-2-2
DMA initialization failure
Defective system board
1-2-3
DMA page register write/read failure
Defective system board
1-3-1
Main-memory refresh verification 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
Chip or data line failure in the first 64 KB of
main memory
Faulty or improperly seated DIMM
1-3-4
Odd/even logic failure in the first 64 KB of
main memory
Faulty or improperly seated DIMM
1-4-1
Address line failure in the first 64 KB of main
memory
Faulty or improperly seated DIMM
1-4-2
Parity failure in the first 64 KB of main
memory
Faulty or improperly seated DIMM or address line failure
in the first 64 KB of RAM (System riser cards may cause
this error. Remove the riser card and retest)
2-1-1 through
2-4-4
Bit failure in the first 64 KB of main memory
Faulty or improperly seated DIMM
3-1-1
Slave DMA-register failure
Defective system board
3-1-2
Master DMA-register failure
Defective system board
3-1-3
Master interrupt-mask register failure
Defective system board
3-1-4
Slave interrupt-mask register failure
Defective system board
3-2-4
Keyboard-controller test failure
Faulty keyboard controller (defective system board)
3-3-4
Screen initialization failure
Faulty video subsystem (defective system board)
3-4-1
Screen-retrace test failure
Faulty video subsystem (defective system board)
3-4-2
Search for video ROM failed
Faulty video subsystem (defective system board)
4-2-1
No timer tick
Defective system board
4-2-2
Shutdown failure
Defective system board
4-2-3
Gate A20 failure
Defective system board
4-2-4
Unexpected interrupt in protected mode
Defective system board
4-3-1
Memory failure above address 0FFFFh
Faulty or improperly seated DIMM
4-3-3
Timer-chip counter 2 failure
Defective system board
4-3-4
Time-of-day clock stopped
Bad battery or defective system board
4-4-1
Serial-port test failure
Faulty I/O chip (defective system board)
4-4-2
Parallel-port test failure
Faulty I/O chip (defective system board)
4-4-3
Math coprocessor failure
Faulty microprocessor chip or system board
4-4-4
Cache test failure
Defective microprocessor or system board
Summary of Contents for OptiPlex GX1p
Page 4: ...Bus mastering Dell OptiPlex GX1p This system supports PCI bus mastering on all slots ...
Page 10: ......
Page 14: ...Internal View of the Low Profile Computer Dell OptiPlex GX1p ...
Page 15: ...Internal View of the Midsize Computer Dell OptiPlex GX1p ...
Page 16: ...Internal View of the Mini Tower Computer Dell OptiPlex GX1p ...
Page 17: ...System Board Dell OptiPlex GX1p ...
Page 19: ...I O Ports and Connectors Dell OptiPlex GX1p ...
Page 28: ...PCI to PCI Bridging OptiPlex GX1p PCI to PCI bridging is supported in this system ...
Page 30: ...DC Power Distribution Mini Tower Chassis ...
Page 32: ......
Page 35: ...Riser Board for the Low Profile Computer Dell OptiPlex GX1p ...
Page 36: ...Riser Board for the Midsize Computer Option 1 Dell OptiPlex GX1p ...
Page 37: ...Riser Board for the Mini Tower Computer Dell OptiPlex GX1p ...
Page 38: ...Riser Board for the Midsize Computer Option 2 Dell OptiPlex GX1p ...
Page 99: ...System Board Dell OptiPlex GX1p The GX1p system board supports a 500 MHz microprocessor ...
Page 100: ...System Boards Dell OptiPlex GX1p First revision system board ...
Page 101: ...System Board Dell OptiPlex GX1 Systems Second revision system board ...
Page 102: ...test ...
Page 103: ...test ...