Usb Board - HP EliteBook 8740W Maintenance And Service Manual

Remove the modem module cable:
1. Disconnect the modem module cable (1) from the modem module.
2. Release the modem module cable from the clips (2) and routing channel built into the base
enclosure.
3. Release the RJ-11 jack (3) from the clip built into the base enclosure.
4. Remove the modem module cable.
Reverse this procedure to install the modem module and the modem module cable.

USB board

Description
USB board
Before removing the USB board, 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.
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 battery (see
a. Optical drive (see
drive on page
b. Keyboard (see
c. Switch cover (see
ENWW
Battery on page
Optical drive on page
53)
Keyboard on page 61)
Switch cover on page
46), and then remove the following components:
52) or secondary hard drive (see
65)
Component replacement procedures
Spare part number
597572-001
Secondary hard
93