Base Enclosure - HP EliteBook 8470w Maintenance And Service Manual

Base enclosure

Description
Base enclosure (includes four rubber feet, service cover release latch assembly, and battery
release latch assembly)
Before removing the base enclosure, 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
NOTE: When replacing the base enclosure, be sure to remove the following components from the
defective base enclosure and install them on the replacement base enclosure:
●
Bluetooth module and cable (see
●
Speaker assembly (see
●
RJ-11 jack assembly (see
Remove the base enclosure:
1. Close the computer.
2. Turn the computer upside down, with the front toward you.
3. Remove the four rubber screw covers (1). The rubber screw covers are included in the Rubber Kit,
spare part number 642768-001.
4. Remove the eight Torx PM2.5×8.0 screws (2) that secure the base enclosure to the computer.
80 Chapter 4 Removal and replacement procedures
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)
Bluetooth module on page
Speaker assembly on page
RJ-11 jack cable on page
59)
60)
61)
74)
73)
83)
85)
Spare part number
685997-001