HP EliteBook 2540P Maintenance And Service Manual page 103

h. Top cover (see
i. Speaker (see
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:
●
SIM (see
●
Memory modules (see
on page
●
WLAN module (see
●
WWAN module (see
●
RTC battery (see
●
Bluetooth module cable (see
●
Modem module (see
●
Fan/heat sink assembly (see
Remove the system board:
1. Release the ZIF connector to which the LED board cable is attached, and then disconnect the
LED board cable (1) from the system board.
2. Remove the Torx8 T8M2.5×5.0 screw (2) that secures the system board to the base enclosure.
3. Flex the left side of the base enclosure (1) until the RJ-11 jack and USB ports are clear of the
openings in the base enclosure.
4. Use the optical drive connector (2) to lift the left side of the system board (3) until it rests at an
angle.
ENWW
Top cover on page
Speaker on page
SIM on page 49)
Expansion memory module on page 52
74)
WLAN module on page
WWAN module on page
RTC battery on page
Bluetooth module cable on page
Modem module on page
Fan/heat sink assembly on page
85)
91)
57)
61)
73)
97)
Component replacement procedures
and Primary memory module
92)
98)
95