Compaq 470013-444 Deskpro EX Series of Personal Computers Maintenance&Serv - Page 36

Removing an External 5.25-Inch Drive from the Left Drive Bay

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4.7.4 Removing an External 5.25-Inch Drive from the Left Drive Bay 1. Prepare the computer for disassembly (Section 4.2). WARNING: Power is continuous to the system board and power supply even when the power switch is turned off. To prevent damage to the unit, disconnect the power cord from the power source or the unit before beginning disassembly procedures. 2. Remove the computer cover (Section 4.3). 3. Disconnect the drive power cable, signal cable, and audio connector, if applicable. 4. Facing the drive, remove the retaining screws on the left side of the drive that secure the drive in the bay 1. 5. Pull the drive out of the bay 2. To install a 5.25-inch drive into the left drive bay, reverse the above procedure. ✎ It may be necessary to remove a bezel blank from the front bezel (Section 4.5). ✎ When replacing the drive, use the existing screws. Metric screws (M3) have a black finish while U.S. screws (#6-32) have a silver finish. CAUTION: When servicing the computer, ensure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer. CAUTION: Use only 3/16-inch or 5-mm long screws as guide screws. Longer screws can damage the internal components of the drive. 4-12 Removal and Replacement Procedures

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4-12
Removal and Replacement Procedures
4.7.4
Removing an External 5.25-Inch Drive from the Left Drive Bay
1.
Prepare the computer for disassembly (Section 4.2).
WARNING:
Power is continuous to the system board and power supply even when the power
switch is turned off. To prevent damage to the unit, disconnect the power cord from the power
source or the unit before beginning disassembly procedures.
2.
Remove the computer cover (Section 4.3).
3.
Disconnect the drive power cable, signal cable, and audio connector, if applicable.
4.
Facing the drive, remove the retaining screws on the left side of the drive that secure the
drive in the bay
1
.
5.
Pull the drive out of the bay
2
.
To install a 5.25-inch drive into the left drive bay, reverse the above procedure.
It may be necessary to remove a bezel blank from the front bezel (Section 4.5).
When replacing the drive, use the existing screws. Metric screws (M3) have a
black finish while U.S. screws (#6-32) have a silver finish.
CAUTION:
When servicing the computer, ensure that cables are placed in their proper locations
during the reassembly process. Improper cable placement can damage the computer.
CAUTION:
Use only 3/16-inch or 5-mm long screws as guide screws. Longer screws can damage
the internal components of the drive.