Rtc Battery - HP Pavilion DV7-3085 Maintenance And Service Manual

Removal and replacement procedures
3. Remove the WLAN module 3 by pulling it away from the slot at an angle.
✎
WLAN modules are designed with a notch
Reverse this procedure to install the WLAN module.

RTC battery

Description
RTC battery
Before removing the RTC battery, follow these steps:
1. Shut down 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 all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the battery (see
5. Remove the primary hard drive cover (see
Remove the RTC battery:
»
Remove the RTC battery from the socket on the system board.
Reverse this procedure to install the RTC battery. Be sure the RTC battery is installed with the "+" sign facing up.
4–16
4
to prevent incorrect insertion into the WLAN module slot.
"Battery" on page 4-6).
"Primary hard drive cover" on page
Spare part number
449729-001
4-9).
Maintenance and Service Guide