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Quick Reference Guide 23
Running the Dell™ IDE Hard Drive Diagnostics
The Dell IDE Hard Drive Diagnostics is a utility that tests the hard drive to troubleshoot or
confirm a hard drive failure.
1
Turn on your computer (if your computer is already on, restart it).
2
When F2= Setup appears in the upper-right corner of the screen, press <Ctr><Alt><D>.
3
Follow the instructions on the screen.
If a failure is reported, see "Hard Drive Problems" in the "Solving Problems" section of the online
User’s Guide
.
Code Cause Code Cause
1-1-2 Microprocessor register failure 3-1-4 Slave interrupt mask register failure
1-1-3 NVRAM read/write failure 3-2-2 Interrupt vector loading failure
1-1-4 ROM BIOS checksum failure 3-2-4 Keyboard Controller Test failure
1-2-1 Programmable interval timer failure 3-3-1 NVRAM power loss
1-2-2 DMA initialization failure 3-3-2 Invalid NVRAM configuration
1-2-3 DMA page register read/write
failure
3-3-4 Video Memory Test failure
1-3 Video Memory Test failure 3-4-1 Screen initialization failure
1-3-1 through 2-4-4 Memory not being properly
identified or used
3-4-2 Screen retrace failure
3-1-1 Slave DMA register failure 3-4-3 Search for video ROM failure
3-1-2 Master DMA register failure 4-2-1 No timer tick
3-1-3 Master interrupt mask register
failure
4-2-2 Shutdown failure
4-2-3 Gate A20 failure 4-4-1 Serial or parallel port test failure
4-2-4 Unexpected interrupt in protected
mode
4-4-2 Failure to decompress code to
shadowed memory
4-3-1 Memory failure above address
0FFFFh
4-4-3 Math-coprocessor test failure
4-3-3 Timer-chip counter 2 failure 4-4-4 Cache test failure
4-3-4 Time-of-day clock stopped