Usb Module - HP ProBook 4445s Maintenance And Service Manual

e. Memory (see
f. WLAN module (see
g. Keyboard (see
h. Metal heat shield (see
i. Fan (see
j. Top cover (see
Remove the power button and function button boards.
1. Position the top cover on its face with the front towards you.
2. Remove the single screw (1) from the power button board and from the function button board.
3. Lift the two boards (2) and (3) from the top cover and then peel the cable from the top cover.
4.
Reverse this procedure to install the power button and function boards.

USB Module

Description
USB module (part of spares kit)
Before removing the USB module, follow these steps:
1. Shut down 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 all external devices connected to the computer.
Memory modules on page
WLAN/Bluetooth combo card on page
Keyboard on page
Metal heat shield on page
Fan on page 52)
Top cover on page
45)
49)
51)
53)
Spare part number
683640-001
Component replacement procedures
47)
63