4. If the WLAN antenna is not connected to the terminal on the WLAN module, a protective sleeve must be
installed on the antenna connector, as shown in the following illustration.
Reverse this procedure to install the WLAN module.
Solid-state drive
To remove the M.2 solid-state drive, use this procedure and illustration.
Table
5-4 Solid-state drive descriptions and part numbers
Description Spare part number
1 TB, PCIe L85370-005
512 GB, PCIe L85364-005
256 GB, PCIe L85354-005
128 GB, SATA-3, TLC L85346-005
Before removing the solid-state drive, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 27).
2. Remove the bottom cover (Bottom cover on page 27).
3. Remove the battery (see Battery on page 29).
Remove the solid-state drive:
1. Remove the Phillips M2.0 × 2.5 screw (1) that secures the drive to the computer.
32 Chapter 5 Removal and replacement procedures for authorized service provider parts
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