Usb Board - HP Chromebook 15 Series Maintenance And Service Manual

USB board

Table 5-4 USB board and cables descriptions and part numbers
Description
USB board
USB board cable (30 pin)
USB board cable (40 pin)
Before removing the USB board, follow these steps:
1. Prepare the computer for disassembly
2. Remove the bottom cover (see
3. Disconnect the battery cable from the system board (see
Remove the USB board:
1. Disconnect the 30-pin cable from the ZIF connector on the top of the USB board (1).
2. Remove the Phillips M2.0 × 4.0 screw (2) that secures the USB board bracket to the computer.
3. Remove the two broadhead Phillips M2.0 × 2.0 screws (3) that secure the USB board to the computer.
4. Lift and turn the board upside down to access the connector underneath (4).
5. Release the ZIF connector on the bottom of the USB board (1), and then disconnect the 40-pin cable (2).
28 Chapter 5 Removal and replacement procedures for authorized service provider parts
(Preparation for disassembly on page
Bottom cover on page 23).
Spare part number
L54804-001
L54805-001
L54806-001
22).
Battery on page 25).