HP ZBook 15 G2 Mobile Workstation Maintenance And Service Manual page 103

3. Disconnect all external devices from the computer.
4. Remove the battery (see
a. Service cover (see
b. Hard drive (see
c. Optical drive (see
d. Keyboard (see
e. Top cover (see
f. ExpressCard assembly (see
g. Audio/USB board (see
h. Speakers (see
i. Fan/heat sink assembly (see
j. Display assembly (see
NOTE: 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:
● WWAN module (see
● Solid-state drive (see
● WLAN module (see
● Expansion memory (see
●
Primary memory (see
● smart card reader (see
●
Processor (see Processor on page
● Graphics board (see
Remove the system board:
1. Make sure that the RTC battery cable is disconnected from the system board (see
on page 63).
Battery on page 44), and then remove the following components:
Service cover on page
Hard drive on page 46)
Optical drive on page
Keyboard on page 57)
Top cover on page 65)
ExpressCard assembly on page
Audio/USB board on page
Speakers on page 80)
Fan/heat sink assembly on page
Display assembly on page
WWAN module on page
Solid-state drive (M.2) on page
WLAN module on page 53)
Primary memory module on page
Expansion memory module on page
Smart card reader on page
84)
Graphics board on page
45)
48)
74)
77)
81)
87)
50)
52)
55)
61)
76)
85)
Component replacement procedures
RTC battery
95