I/O Board - HP Classmate Maintenance And Service Manual

I/O board

Description
I/O board
Before removing the I/O 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 bottom cover (see
5. Remove the battery (see
6. Remove the hard drive (see
Remove the I/O board:
1. Disconnect the following cables from the I/O board:
(1): Display cable
(2): Narrow ribbon cable
(3): Speaker cable
(4): Wide ribbon cable
2. Remove the Phillips PM2.0×5.5 screw (5) that secures the board to the computer.
3. Lift the inside of the board upward and pull it into the computer to disengage the connectors from the
side of the computer (6), and then remove the I/O board from the computer.
Reverse this procedure to install the I/O board.
Bottom cover on page
Battery on page 40).
Hard drive on page 37).
22).
Component replacement procedures
Spare part number
764413-001
41