HP Compaq 6820s User Manual

4.
Remove the battery (see
Battery on page 35).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 36)
b.
Optical drive (see
Optical drive on page 42)
c.
Switch cover and keyboard (see
Switch cover and keyboard on page 44)
d.
Speaker (see
Speaker on page 48)
e.
Display lid switch module (see
Display lid switch module on page 49)
f.
Display assembly (see
Display assembly on page 50)
g.
Top cover (see
Top cover on page 54)
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
●
Memory module (see
Memory module on page 41)
●
WLAN module (see
WLAN module on page 38)
●
Processor (see
Processor on page 68)
●
ExpressCard assembly (see
ExpressCard assembly on page 73)
Remove the system board:
1. Remove the RJ-11 jack (1) from the clip built into the base enclosure and remove the RJ-11 jack cable
from the hook (2) built into the base enclosure.
2. Disconnect the fan cable (3) and the Bluetooth module cable (4) from the system board.
Component replacement procedures 61

HP Compaq 6820s Specifications

General

Processor	Intel Core 2 Duo
Graphics	Intel GMA X3100
RAM	Up to 4 GB DDR2
Battery	6-cell Lithium-Ion
Display Size	17 inches
Battery Life	Up to 3 hours
Processor Speed	2.0 GHz
Display	17-inch
Storage	160 GB
Optical Drive	DVD+/-RW SuperMulti
Operating System	Windows Vista
Connectivity	USB 2.0, VGA
Chipset	Mobile Intel GM965 Express
Networking	10/100/1000 Gigabit Ethernet
Audio	Integrated stereo speakers
Ports	3 x USB 2.0, VGA, microphone in, headphone out
Display Resolution	1440 x 900