48 IBM Desktop System HMM
Diskette drive test failed. 1. Diskette
2. Diskette drive
3. Diskette drive cable
4. System board
Hard Disk Drive
NOTE:
Ensure hard disk drive is configured correctly in
Configuration/Setup Utility, cable/jumper are set
correctly before diagnosing any hard disk drive
problems.
Hard disk drive test failed. 1. Enter Configuration/
Setup Utility and Load
default settings.
2. Hard disk drive cable.
3. Hard disk drive.
4. System board.
Hard disk drive format error. 1. Enter Configuration/
Setup Utility and Load
default settings.
2. Hard disk drive cable.
3. Hard disk drive.
4. System board.
Hard disk drive write error. 1. Enter Configuration/
Setup Utility and Load
default settings.
2. Hard disk drive.
Hard disk drive LED fails to
light, but system operates
normally.
1. With the system power
on, measure the voltage
of hard disk LED
connector CN6. The
reading should be:
CN6 HDD Idle /Active
pin-1 pin-1 +5Vdc/ -
pin-2 pin-2 +5Vdc/0Vdc
pin-3 pin-3 +5Vdc/0Vdc
pin-4 pin-4 +5Vdc/ -
2. See “System Board
Jumpers and
Connectors” on page
109.
3. Hard drive LED cable.
Error Symptoms Action/FRU
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