Display Lid Switch Board - HP EliteBook 8470w Maintenance And Service Manual

2. Detach the RTC battery (2) from the TouchPad. (The RTC battery is attached to the TouchPad with
double-sided tape.)
3. Remove the RTC battery.
Reverse this procedure to install the RTC battery.

Display lid switch board

Description
Display lid switch board (includes cable)
Before removing the display lid switch 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 battery (see
a.
Service cover (see
b. Smart Card reader (see
c. Optical drive (see
d. Hard drive (see
e. Modem module (see
f. Keyboard (see
g. Base enclosure (see
Battery on page 57), and then remove the following components:
Service cover on page
Smart Card reader on page
Optical drive on page
Hard drive on page 65)
Modem module on page
Keyboard on page 76)
Base enclosure on page
59)
60)
61)
74)
80)
Component replacement procedures
Spare part number
684340-001
95