Fans
Description Spare part number
Fan assembly for use in models 15-dp0000~0999 L42999-001
Fan assembly for use in models 15-bc300~bc399, 15-bc400~bc499 L18458-001
Before removing the fan, 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 fan assembly:
1. Disconnect the fan cables from the system board (1), and then release the display cable from the
threading channel in the right fan (2).
2. Remove the four Phillips M2.0 × 4.0 screws from the fans (3), and then remove the right fan (4) and the
left fan (5) from the computer.
TIP: The right fan sits on top of the left fan on the shared post between the fans near the heat sink.
Reverse this procedure to install the fan assembly.
IMPORTANT: When replacing the fans, you must install the left fan rst.
52 Chapter 5 Removal and replacement procedures for authorized service provider parts