USB board
Description Spare part number
USB board for use in models 15-dp0000~15-dp0999 L42997-001
USB board for use in models 15-bc300~bc399, 15-bc400~bc499 L06098-001
USB board cable for use in models 15-dp0000~15-dp0999 L42994-001
USB board cable for use in models 15-bc300~bc399, 15-bc400~bc499 856729-001
IMPORTANT: Make special note of each screw and screw lock size and location during removal
and replacement
Before removing the USB board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 34).
2. Remove the base enclosure (see Base enclosure on page 34).
3. Disconnect the cable from the battery (see Battery on page 36).
Remove the USB board:
1. Disconnect the USB board cable from the zero-insertion force (ZIF) connector (1) on the USB board.
2. Disconnect the cables from the two ZIF connectors on the USB board (2) and (3).
3. Remove the Phillips M2.0 × 4.0 screw (4), and then lift the USB board to remove it (5).
Reverse this procedure to install the USB board.
Component replacement procedures 49
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