Compaq Presario CQ45-200 Compaq Presario CQ45 Notebook PC - Display Replacemen - Page 11

Help and Support., The RTC battery

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17. Remove the WLAN module (3) by pulling it away from the slot at an angle. 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 computer functionality, and then contact technical support through Help and Support. NOTE: WLAN modules are designed with a notch (4) to prevent incorrect insertion into the WLAN module slot. 18. Remove the two Phillips PM2.5×6.0 screws (1) that secure the RTC battery compartment cover to the computer. 19. Lift the right side of the cover (2), swing it to left, and remove the cover (3). The RTC battery compartment cover is included in the Plastics Kit, spare part number 486862-001. 20. Disconnect the RTC battery cable (1) from the system board. ENWW Component replacement procedures 7

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17.
Remove the WLAN module
(3)
by pulling it away from the slot at an angle.
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 computer functionality, and then contact technical support through
Help and Support.
NOTE:
WLAN modules are designed with a notch
(4)
to prevent incorrect insertion into the WLAN
module slot.
18.
Remove the two Phillips PM2.5×6.0 screws
(1)
that secure the RTC battery compartment cover to
the computer.
19.
Lift the right side of the cover
(2)
, swing it to left, and remove the cover
(3)
. The RTC battery
compartment cover is included in the Plastics Kit, spare part number 486862-001.
20.
Disconnect the RTC battery cable
(1)
from the system board.
ENWW
Component replacement procedures
7