HP 15-bn000 Maintenance and Service Guide - Page 72

USB board, Remove the Phillips PM2.0×3.0 screw

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USB board Description USB board (includes cable) Spare part number 855010-001 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 Battery on page 48). 5. Remove the optical drive (see Optical drive on page 49), if installed. 6. Remove the bottom cover (see Bottom cover on page 52). 7. Remove the hard drive, hard drive cable, and hard drive board (see Hard drive on page 60). To remove the USB board: 1. Disconnect the USB board cable from the system board (1) and lift the cable to disengage the adhesive that secures it to the computer.. 2. Remove the Phillips PM2.0×3.0 screw (2) that secures the USB board to the computer. 3. Remove the USB board and cable (3). Reverse this procedure to install the USB board. 64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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USB board
Description
Spare part number
USB board (includes cable)
855010-001
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
Battery
on page
48
).
5.
Remove the optical drive (see
Optical drive
on page
49
), if installed.
6.
Remove the bottom cover (see
Bottom cover
on page
52
).
7.
Remove the hard drive, hard drive cable, and hard drive board (see
Hard drive
on page
60
).
To remove the USB board:
1.
Disconnect the USB board cable from the system board
(1)
and lift the cable to disengage the adhesive
that secures it to the computer..
2.
Remove the Phillips PM2.0×3.0 screw
(2)
that secures the USB board to the computer.
3.
Remove the USB board and cable
(3)
.
Reverse this procedure to install the USB board.
64
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts