Reverse this procedure to install the heat sink.
WWAN antennas
To remove the WWAN antennas, use this procedure and illustration.
Table 6-10 WWAN antennas description and part number
Description Spare part number
WWAN antennas (aux 2) M46052-001
WWAN antennas (aux 3) M46053-001
Before removing the speakers, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 30).
2. Remove the bottom cover (Bottom cover on page 30).
3. Remove the battery (see Battery on page 38).
Remove the WWAN antennas:
1. Remove the left speaker holder (1).
2. Peel the right and left antennas o the computer (2).
3. Remove the cables from the routing under the speaker holder and through the channel in the speaker
(3) .
NOTE: System board appearance might vary.
Reverse this procedure to install the WWAN antennas.
50 Chapter 6 Removal and replacement procedures for authorized service provider parts
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