HP EliteBook 745 G2 HP Notebook PC and EliteBook 755 G2 Notebook PC - Maintenance and Service Guide

Table Of Contents
RTC battery
Description Spare part number
RTC battery (includes cable and double-sided tape) 665733-001
Before removing the RTC battery, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o 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 service door (see Service door on page 45).
5. Remove the battery (see Battery on page 47.
Remove the RTC battery:
1. Disconnect the RTC battery cable (1) from the system board.
2. Slide the battery out from the bottom cover (2), and then remove the battery (3). (The RTC battery is
attached to the base enclosure with double-sided tape.)
3. Remove the RTC battery.
Reverse this procedure to install the RTC battery.
64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts