Rtc Battery - HP Compaq NC4400 Maintenance And Service Manual

Removal and Replacement Procedures

5.23 RTC Battery

RTC Battery Spare Part Number Information
RTC battery
1. Prepare the computer for disassembly
and remove the following components:
a. Hard drive
b. Bluetooth module
c. Keyboard cover
d. Keyboard
e. Fan
f. Heat sink
g. Display assembly
h. Button board
i. Top cover
j. Speaker
k. Infrared board
l. System board
2. Turn the system board upside down with the left side
toward you.
5–70
(Section
(Section
(Section
(Section
(Section 5.10)
(Section
(Section
(Section
(Section
(Section 5.19)
(Section
(Section
5.4)
5.6)
5.8)
5.9)
5.11)
5.15)
5.16)
5.17)
5.20)
5.21)
Maintenance and Service Guide
383625-001
(Section 5.3)