To Remove The Power Supply From The Fixed Disk Drive Expansion Unit - Compaq PORTABLE 386 Maintenance And Service Manual

NOTE: Terminating resistors are located in different positions on the drive
depending on the manufacturer.
To replace the fixed disk drive in the fixed disk drive expansion unit,
reverse steps 1 through 5.
Power Supply
To remove the power supply from the fixed disk drive expansion unit, complete
the following steps.
1. Complete the preparation procedures at the beginning of Section 8.30.
2. Remove the four screws securing the power supply assembly to the fixed
disk drive expansion unit chassis (Figure 8-111).