HP ProDesk 400 G1 Maintenance And Service Manual page 116

branch is a dual-headed cable with the first connector routed to the 3.5-inch hard drive bay and
the second connector routed to the 2.5-inch hard drive bay.
You must install guide screws to ensure the drive will line up correctly in the drive cage and lock in
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place. HP has provided four extra 6-32 standard guide screws installed on the top of the drive
bay. The 6-32 standard guide screws are required for a media card reader or a secondary hard
drive installed in the 3.5-inch optional drive bay. M3 isolation mounting guide screws for 2.5-inch
hard drives are not provided. If you are replacing a drive, remove the guide screws from the old
drive and install them in the new drive.
There are a total of five extra silver 6-32 standard screws. One is used for bezel security (1) (see
bezel security on page 95
card reader or a secondary hard drive in the 3.5-inch optional drive bay (2).
CAUTION:
If you are inserting or removing a drive, shut down the operating system properly, turn off the
computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby
mode.
Before handling a drive, ensure that you are discharged of static electricity. While handling a drive,
avoid touching the connector.
Handle a drive carefully; do not drop it.
Do not use excessive force when inserting a drive.
Avoid exposing a hard drive to liquids, temperature extremes, or products that have magnetic fields
such as monitors or speakers.
If a drive must be mailed, place the drive in a bubble-pack mailer or other protective packaging and
label the package "Fragile: Handle With Care."
106 Chapter 6 Removal and replacement procedures: Small Form Factor
for more information). The other four are used as guide screws for a media
To prevent loss of work and damage to the computer or drive:
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