Compaq Presario 1800 - Notebook PC Maintenance And Service Manual page 105

Removing the Real Time Clock Battery
Ä Ä Ä Ä
CAUTION: Removing the RTC battery
all setup attributes that are programmed in the CMOS.
To remove the RTC battery, complete the following steps:
1. Prepare the Notebook for disassembly
2. Remove the Palmrest cover with TouchPad
3. Remove the keyboard
4. Remove the Heatspreader
5. Remove the Internet Zone cover
6. Remove the Internet button board
7. Remove the hard drive
8. Remove the upper CPU cover
Continued on the next page.
P N M
RESARIO OTEBOOK AINTENANCE AND
Presario 1800 Series
Models: XL180, XL181, XL182, XL183, XL185,
and XL190, XL191, XL192
(pg 17).
(pg 23).
(pg 18).
(pg
(pg 25).
(pg 34).
S G 1800 S
ERVICE UIDE ERIES
clears the power-on password
(pg 11).
(pg 14).
21).
and removes
R R 37
EMOVAL AND EPLACEMENT