Power Button Board - HP DV4-2153 Maintenance And Service Manual

Power button board

Description
Power button with connector cable
Before removing the power button 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
5. Remove the following components:
a. Hard drive (see
b. Optical drive (see
c. Keyboard (see
d. Keyboard cover (see
e. Display assembly (see
f. Top cover (see
g. System board (see
Remove the power button board:
1. Disconnect the low insertion force (LIF) cable (1) from the power button board.
2. Remove the Phillips PM2.0×4.0 screw (2) that secures the power button board to the system board.
110 Chapter 4 Removal and replacement procedures
Battery on page 55).
Hard drive on page 59)
Optical drive on page
Keyboard on page 72)
Keyboard cover on page
Display assembly on page
Top cover on page 92)
System board on page
57)
74)
80)
107)
Spare part number
486853-001