HP Pavilion dm4 Maintenance and Service Guide - Page 80

Power connector cable, Turn the computer upright with the right side toward you.

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Reverse this procedure to install the USB board. NOTE: When reinstalling note that the screw goes into the upper hole. Power connector cable Description Power connector cable (includes cable and connector) Spare part number 608273-001 Before removing the power connector cable, 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 42). 5. Remove the following components: a. Hard drive (see Hard drive on page 53) b. Optical drive (see Optical drive on page 55) c. Keyboard (see Keyboard on page 57) d. Top cover (see Top cover on page 59) e. USB board (see USB board on page 71) Remove the power connector cable: 1. Turn the computer upright with the right side toward you. 2. Disconnect the power connector cable (1) from the system board. 3. Remove the two Phillips PM2.5×5.0 screws (2) that secure the power connector cable to the base enclosure. 4. Lift the bracket from the connector (3). 72 Chapter 4 Removal and replacement procedures

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Reverse this procedure to install the USB board.
NOTE:
When reinstalling note that the screw goes into the upper hole.
Power connector cable
Description
Spare part number
Power connector cable (includes cable and connector)
608273-001
Before removing the power connector cable, 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
42
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
53
)
b.
Optical drive (see
Optical drive
on page
55
)
c.
Keyboard (see
Keyboard
on page
57
)
d.
Top cover (see
Top cover
on page
59
)
e.
USB board (see
USB board
on page
71
)
Remove the power connector cable:
1.
Turn the computer upright with the right side toward you.
2.
Disconnect the power connector cable
(1)
from the system board.
3.
Remove the two Phillips PM2.5×5.0 screws
(2)
that secure the power connector cable to the
base enclosure.
4.
Lift the bracket from the connector
(3)
.
72
Chapter 4
Removal and replacement procedures