Table 5-4 WWAN module descriptions and part numbers
Description Spare part number
Intel XMM 7360 LTE-Advanced (Cat 9) L70670-001
Classic LTE UICC card M53545-001
IMPORTANT: To prevent an unresponsive system, replace the wireless module only with a wireless module
authorized for use in the computer by the governmental agency that regulates wireless devices in your
country or region. If you replace the module and then receive a warning message, remove the module to
restore device functionality, and then contact technical support.
Before removing the WWAN module, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 32).
2. Remove the bottom cover (see Bottom cover on page 32).
3. Disconnect the battery cable from the system board (see Battery on page 42).
Remove the WWAN module:
1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
2. Remove the Phillips M2.0 × 2.0 screw (2) that secures the WWAN module to the bottom cover. (The
WWAN module tilts up.)
3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE: When viewed with the antenna terminals at the top of the module, the white WWAN antenna
cables connects to the terminal to the left of the black WWAN antenna cables.
38 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
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