HP ProDesk 600 G3 Base Model Desktop Mini PC User Manual download pdf (Page 33)

Replacing the WLAN module

1. Remove/disengage any security devices that prohibit opening the computer.

2. Remove all removable media, such as a USB ash drive, from the computer.

3. Turn o the computer properly through the operating system, then turn o any external devices.

4. Disconnect the power cord from the AC outlet and disconnect any external devices.

CAUTION: Regardless of the power-on state, voltage is always present on the system board as long as

the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to

the internal components of the computer.

5. Remove the computer access panel.

For instructions, see Removing the computer access panel on page 12.

WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system components

to cool before you touch them.

6. Rotate the hard drive latch up and out (1) to disengage the hard drive from the cage.

7. Slide the drive back until it stops, and then lift the drive up and out of the cage (2).

8. If your model is an EliteDesk 800 65W, remove the secondary fan under the hard drive.

a. Disconnect the fan plug from the system board (1).

b. Remove the three screws securing the secondary fan (2).

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HP ProDesk 600 G3 Base Model Desktop Mini PC User Manual Page 33