Chapter 5.20 Rtc Battery - Compaq Prolinea Family Maintenance & Serice Manual

Reverse the above procedure to install a VRAM upgrade module and replace
the QVision 2000+ Graphics Controller.

Chapter 5.20 RTC Battery

The RTC battery is permanently installed and cannot be removed. To install
a replacement battery, complete the following steps:
1. Complete the steps in Section 5.3 to prepare the computer for
disassembly.
2. Complete the steps in Unit Cover Removal and Replacement in Section 5.4
to gain access to the system board.
3. Mount the replacement battery on the rear panel of the base pan as
shown in Figure 5-52. The battery is secured to the panel with an
adhesive-backed hook-loop fastener. Remove the protective covering from
the adhesive surface of the hook-loop fastener and install the battery.