HP 110-1112NR Service Guide - Page 72

WWAN module

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WWAN module NOTE: Not available for computers with Mobile Mi installed. Description HP un2400 Mobile Broadband Module (select models only) HP un2400 Mobile Broadband Module for use only with Verizon Wireless (select models only) WWAN module for use only in the People's Republic of China HP un2400 Mobile Broadband Module for use only in the People's Republic of China WWAN minicard module WWAN module for use only with Telefonica WWAN module for use only with Am Movil WWAN module for use only with AT&T Spare part number 483377-002 483377-003 571888-001 574246-001 531993-001 592625-161 592624-161 591612-001 CAUTION: The WWAN module and the WLAN module are not interchangeable. To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the device 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. Shut down the device. If you are unsure whether the device is off or in Hibernation, turn the device on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the device. 3. Disconnect the power from the device by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the device. 4. Remove the battery (see Battery on page 44). 5. Remove the SIM (see SIM on page 45). 6. Remove the following components: a. Keyboard (see Keyboard on page 48) b. Hard drive or solid-state drive (see Mass storage devices on page 54) c. Top cover (see Top cover on page 57) Remove the WWAN module: 1. Remove the 2 Phillips PM2.0×4.0 screws (1) that secure the WWAN connector module (3) to the system board. (The edge of the module opposite the slot rises away from the device.) 2. Disconnect the wireless antenna cables (2) 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. 62 Chapter 4 Removal and replacement procedures

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WWAN module
NOTE:
Not available for computers with Mobile Mi installed.
Description
Spare part number
HP un2400 Mobile Broadband Module (select models only)
483377-002
HP un2400 Mobile Broadband Module for use only with Verizon Wireless (select models only)
483377-003
WWAN module for use only in the People's Republic of China
571888-001
HP un2400 Mobile Broadband Module for use only in the People's Republic of China
574246-001
WWAN minicard module
531993-001
WWAN module for use only with Telefonica
592625-161
WWAN module for use only with Am Movil
592624-161
WWAN module for use only with AT&T
591612-001
CAUTION:
The WWAN module and the WLAN module are not interchangeable.
To prevent an unresponsive system, replace the wireless module only with a wireless module authorized
for use in the device 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.
Shut down the device. If you are unsure whether the device is off or in Hibernation, turn the device
on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the device.
3.
Disconnect the power from the device by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the device.
4.
Remove the battery (see
Battery
on page
44
).
5.
Remove the SIM (see
SIM
on page
45
).
6.
Remove the following components:
a.
Keyboard (see
Keyboard
on page
48
)
b.
Hard drive or solid-state drive (see
Mass storage devices
on page
54
)
c.
Top cover (see
Top cover
on page
57
)
Remove the WWAN module:
1.
Remove the 2 Phillips PM2.0×4.0 screws
(1)
that secure the WWAN connector module
(3)
to the
system board. (The edge of the module opposite the slot rises away from the device.)
2.
Disconnect the wireless antenna cables
(2)
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.
62
Chapter 4
Removal and replacement procedures