HP EliteBook 2170p HP EliteBook 2170p Notebook PC Maintenance and Service Guid - Page 61

WWAN module, The red WWAN antenna cable is connected to the WWAN module Main terminal.

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Reverse this procedure to install the WLAN module. WWAN module NOTE: The WWAN module and the WLAN module are not interchangeable. Description HP lt2523 LTE/HSPA+ Mobile Broadband Module HP lt2522 LTE/EV-DO Mobile Broadband Module HP un2430 EV-DO/HSPA Mobile Broadband Module HP hs2350 HSPA+ Mobile Broadband Module Spare part number 675793-001 675791-001 634400-001 668969-001 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 45). 5. Remove the service cover (see Service cover on page 47). 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 base enclosure. (The WWAN module tilts up.) Component replacement procedures 53

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Reverse this procedure to install the WLAN module.
WWAN module
NOTE:
The WWAN module and the WLAN module are not interchangeable.
Description
Spare part number
HP lt2523 LTE/HSPA+ Mobile Broadband Module
675793-001
HP lt2522 LTE/EV-DO Mobile Broadband Module
675791-001
HP un2430 EV-DO/HSPA Mobile Broadband Module
634400-001
HP hs2350 HSPA+ Mobile Broadband Module
668969-001
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
45
).
5.
Remove the service cover (see
Service cover
on page
47
).
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 base enclosure.
(The WWAN module tilts up.)
Component replacement procedures
53