Dell PP04X Laptop User Manual


 
Adding and Replacing Parts 111
To confirm the amount of memory installed in the computer, click Start or
Help and Support
Computer Information.
Subscriber Identity Module (SIM) Card
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
1
Follow the procedures in "Before You Begin" on page 99.
2
Remove the battery (see "Replacing the Battery" on page 33).
3
Slide the SIM card into the compartment with the cut-off corner of the card facing away from the
compartment.
Wireless Cards
If you ordered a wireless LAN or WAN card with your computer, the card is already installed.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside
the computer.
1 SIM card
1