HP EliteBook Folio 1000 HP EliteBook Folio 1040 G1 Notebook PC Maintenance and - Page 54

WWAN module

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WWAN module NOTE: The WWAN module and the WLAN module are not interchangeable. Description HP lt4111 LTE/EV-DO/HSPA+ Mobile Broadband Module HP lt4112 LTE/HSPA+ Gobi 4G Module HP hs3110 HSPA+ Mobile Broadband Module Spare part number 704030-005 704031-005 723895-005 Before removing the WWAN module, follow these steps: 1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect the power from the computer by unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the hard drive cover (see Bottom cover on page 35). 5. Remove the bottom cover (see ForcePad (Touchpad) on page 53). 6. Disconnect the battery (see Battery on page 41). Remove the WWAN module: 1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module. NOTE: The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue WWAN antenna cable is connected to the WWAN module "Aux" terminal. 2. Remove the Phillips PM2.0×3.0 screw (2) that secures the WWAN module to the system board. 46 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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WWAN module
NOTE:
The WWAN module and the WLAN module are not interchangeable.
Description
Spare part number
HP lt4111 LTE/EV-DO/HSPA+ Mobile Broadband Module
704030-005
HP lt4112 LTE/HSPA+ Gobi 4G Module
704031-005
HP hs3110 HSPA+ Mobile Broadband Module
723895-005
Before removing the WWAN module, follow these steps:
1.
Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the hard drive cover (see
Bottom cover
on page
35
).
5.
Remove the bottom cover (see
ForcePad (Touchpad)
on page
53
).
6.
Disconnect the battery (see
Battery
on page
41
).
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables
(1)
from the terminals on the WWAN module.
NOTE:
The red WWAN antenna cable is connected to the WWAN module “Main” terminal. The blue
WWAN antenna cable is connected to the WWAN module “Aux” terminal.
2.
Remove the Phillips PM2.0×3.0 screw
(2)
that secures the WWAN module to the system board.
46
Chapter 5
Removal and replacement procedures for Authorized Service Provider parts