I/O Board - HP Pavilion Maintenance And Service Manual

I/O board

Description
I/O board
I/O board cable
IMPORTANT:
and replacement
Before removing the I/O board, follow these steps:
1. Shut down the computer.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the base enclosure (see
components:
a. Battery (see
b. Optical drive (see
c. Hard drive (see
d. Solid-state drive (see
e. Memory (see
f. WLAN module (see
g. Display assembly (see
h. Fan (see
i. Heat sink (see
Remove the I/O board:
▲ Disconnect the I/O board cable (1), remove 1 Phillips 2.0x2.5 screw (2), and then lift the I/O board to
remove it (3).
Make special note of each screw and screw lock size and location during removal
Base enclosure on page
Battery on page
Optical drive (select products only) on page
Hard drive on page
SSD (M.2) on page
Memory on page
WLAN module on page
Display assembly on page
Fan on page 41).
Heat sink on page
28), and then remove the following
30).
31).
33).
34).
37).
39).
43).
Spare part number
856370-001
856349-001
26).
Component replacement procedures 45