HP EliteBook Revolve 810 EliteBook Revolve 810 G3 Maintenance and Service Guid - Page 42

WWAN module, Remove the Phillips PM2.0×3.0 screw

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WWAN module Description HP lt4211 LTE/EV-DO/HSPA+ 4G Module HP lt4112 LTE/HSPA+ 4G Module HP hs3110 HSPA+ Mobile Broadband Module HP hs3110 HSPA+ Mobile Broadband Module Spare part number 793116-001 790198-001 822828-001 793516-001 CAUTION: 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. 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 battery (see Battery on page 29). 5. Remove the service cover (see Service cover on page 30). 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/MAIN" connects to the WWAN module "Main" terminal. The WWAN antenna cable labeled "6/AUX" connects to the WWAN module "Aux" terminal. 2. Remove the Phillips PM2.0×3.0 screw (2) that secures the WWAN module to the computer. (The WWAN module tilts up.) 32 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts

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WWAN module
Description
Spare part number
HP lt4211 LTE/EV-DO/HSPA+ 4G Module
793116-001
HP lt4112 LTE/HSPA+ 4G Module
790198-001
HP hs3110 HSPA+ Mobile Broadband Module
822828-001
HP hs3110 HSPA+ Mobile Broadband Module
793516-001
CAUTION:
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.
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 battery (see
Battery
on page
29
).
5.
Remove the service cover (see
Service cover
on page
30
).
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/MAIN” connects to the WWAN module “Main” terminal.
The WWAN antenna cable labeled “6/AUX” connects to the WWAN module “Aux” terminal.
2.
Remove the Phillips PM2.0×3.0 screw
(2)
that secures the WWAN module to the computer. (The WWAN
module tilts up.)
32
Chapter 5
Removal and replacement procedures for Customer Self-Repair parts