Removal And Replacement Procedures For Authorized Service Provider Parts; Component Replacement Procedures; Rtc Battery - HP ENVY Maintenance And Service Manual

6 Removal and replacement procedures for
Authorized Service Provider parts
CAUTION:
Accessing these parts can damage the computer or void the warranty.
NOTE: HP continually improves and changes product parts. For complete and current information on
supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then
follow the on-screen instructions.

Component replacement procedures

This chapter provides removal and replacement procedures for Authorized Service Provider only parts.
There are as many as 94 screws that must be removed, replaced, and/or loosened when servicing the
computer. Make special note of each screw size and location during removal and replacement.

RTC battery

Description
RTC battery
Before removing the RTC battery, 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
5. Remove the service cover (see
Remove the RTC battery:
▲ Use a thin, non-conductive tool (1) to remove the disc cell RTC battery (2) from the socket on the system
board.
36 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Components described in this chapter should only be accessed by an authorized service provider.
Battery on page
WLAN module on page
28).
29).
Spare part number
718440-001