Power Button Board - HP EliteBook 740 G1 Maintenance And Service Manual

Power button board

Description
Power button board for use in HP EliteBook 740/840/HP ZBook 14 models
Power button board for use in HP EliteBook 750/850 models
Before removing the power button board, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the following components:
a. Service cover (see
b. Battery (see
c. Fan (see
d. Keyboard (see
e. Base enclosure (see
f. Heat sink (see
Remove the power button board:
1. Disconnect the power button board cable from the power button board (1).
2. Remove the broadhead Phillips PM2.0×3.0 screw that secures the board (2) to the top cover.
86 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Service cover on page
Battery on page 53)
Fan on page 79)
Keyboard on page 65)
Base enclosure on page
Heat sink on page 82)
51)
73)
Spare part number
730959-001
730822-001