HP Spectre 13x2 Pro, Руководство по техническому обслуживанию и ремонту

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WWAN module
Description Spare part number
HP hs3110 HSPA+ Mobile Broadband Module 723895-006
HP lt4112 LTE/HPSA+ Mobile Broadband Module 740011-006
Before removing the WWAN module, follow these steps:
1. Turn off the tablet. If you are unsure whether the tablet is off or in Hibernation, turn the tablet on, and
then shut it down through the operating system.
2. Disconnect the power from the tablet by unplugging the power cord from the tablet.
3. Disconnect all external devices from the tablet.
4. Remove the back cover (see Back cover on page 36 ).
5. Remove the tablet battery (see Tablet battery on page 37 ).
Remove the WWAN module:
1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
NOTE: The WWAN antenna cable labeled “5” connects to the WWAN module “Main” terminal labeled
“5”. The WWAN antenna cable labeled “6” connects to the WWAN module “Aux/GPS” terminal labeled
“6”.
2. Remove the Phillips PM2.0×2.5 broad head screw (2) that secures the WWAN module to the system
board. (The WWAN module tilts up.)
3. Remove the WWAN module (3) by pulling the drive away from the slot at an angle.
NOTE: If the WWAN antenna cables are not connected to the terminals on the WWAN module, protective
sleeves should be installed on the antenna connectors, as shown in the following illustration.
44 Chapter 5 Removal and replacement preliminary requirements