HP G72-257CL Compaq Presario CQ72 Notebook PC and HP G72 Notebook PC - Mainten - Page 84

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Removal and replacement procedures 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-7). 5. Remove the hard drive (see "Hard drive" on page 4-8). 6. Remove the memory module (see "Memory module" on page 4-11). 7. Remove the wireless module (see "Wireless module" on page 4-13). 8. Remove the optical drive (see "Optical drive" on page 4-16). 9. Remove the keyboard (see "Keyboard" on page 4-18). 10. Remove the top cover (see "Top cover" on page 4-23). 11. Remove the display assembly (see "Display assembly" on page 4-28). Remove the Bluetooth module: 1. Disconnect the Bluetooth module cable 1 from the system board. 2. Remove the Bluetooth module 2. Reverse this procedure to install the Bluetooth module. 4-42 Maintenance and Service Guide

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4–42
Maintenance and Service Guide
Removal and replacement procedures
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on,
and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then
disconnecting the AC adapter from the computer.
4. Remove the battery (see
“Battery” on page 4-7
).
5. Remove the hard drive (see
“Hard drive” on page 4-8
).
6. Remove the memory module (see
“Memory module” on page 4-11
).
7. Remove the wireless module (see
“Wireless module” on page 4-13
).
8. Remove the optical drive (see
“Optical drive” on page 4-16
).
9. Remove the keyboard (see
“Keyboard” on page 4-18
).
10. Remove the top cover (see
“Top cover” on page 4-23
).
11. Remove the display assembly (see
“Display assembly” on page 4-28
).
Remove the Bluetooth module:
1. Disconnect the Bluetooth module cable
1
from the system board.
2. Remove the Bluetooth module
2
.
Reverse this procedure to install the Bluetooth module.