HP Pavilion dv7 HP Pavilion dv6 Entertainment PC - Maintenance and Service Gui - Page 76

System board, Switch cover and keyboard see

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Removal and replacement procedures 1. Remove the power connector cable 1 from the clips and routing channel built into the base enclosure. 2. Remove the Phillips PM2.5×6.5 screw 2 that secures the power connector and bracket to the base enclosure. 3. Remove the power connector bracket 3 by pulling it straight up 4. Reverse this procedure to install the power connector cable. System board ✎ The system board spare part kit includes replacement thermal material. Description System board with discrete graphics subsystem and 1 GB of dedicated memory Spare part number 574902-001 Before removing the system board, follow these steps: 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 unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 4-6). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-14) b. Optical drive (see "Optical drive" on page 4-9) c. Switch cover and keyboard (see "Switch cover and keyboard" on page 4-18) d. Display assembly (see "Display assembly" on page 4-24) e. Top cover (see "Top cover" on page 4-30) When replacing the system board, be sure that the following additional components are removed from the defective system board and installed on the replacement system board: ■ TV tuner module (see "TV tuner module" on page 4-12) ■ RTC battery (see "RTC battery" on page 4-13) Maintenance and Service Guide 4-37

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Removal and replacement procedures
Maintenance and Service Guide
4–37
1. Remove the power connector cable
1
from the clips and routing channel built into the base enclosure.
2. Remove the Phillips PM2.5×6.5 screw
2
that secures the power connector and bracket to the base enclosure.
3. Remove the power connector bracket
3
by pulling it straight up
4
.
Reverse this procedure to install the power connector cable.
System board
✎
The system board spare part kit includes replacement thermal material.
Before removing the system board, follow these steps:
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 unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the battery (see
“Battery” on page 4-6
).
5. Remove the following components:
a.
Hard drive (see
“Hard drive” on page 4-14
)
b.
Optical drive (see
“Optical drive” on page 4-9
)
c.
Switch cover and keyboard (see
“Switch cover and keyboard” on page 4-18
)
d.
Display assembly (see
“Display assembly” on page 4-24
)
e.
Top cover (see
“Top cover” on page 4-30
)
When replacing the system board, be sure that the following additional components are removed from the defective
system board and installed on the replacement system board:
■
TV tuner module (see
“TV tuner module” on page 4-12
)
■
RTC battery (see
“RTC battery” on page 4-13
)
Description
Spare part number
System board with discrete graphics subsystem and 1 GB of dedicated memory
574902-001