144 Adding and Replacing Parts
Subscriber Identity Module
Subscriber Identity Modules (SIM) identify users uniquely through an
International Mobile Subscriber Identity.
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
NOTE: Only Cingular and Vodafone need a SIM. Verizon, Sprint, and Telus do not
use SIMs.
1
Follow the procedures in "Before You Begin" on page 131.
2
In the battery bay, slide the SIM into the compartment with the cut-off
corner of the SIM facing away from the compartment.
Wireless Mini Cards
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
NOTICE: To help prevent damage to the system board, you must remove the battery
from the battery bay before you begin working inside the computer.
If you ordered a wireless Mini Card with your computer, the card is already
installed. Your computer supports three types of wireless Mini Cards:
• Wireless Local Area Network (WLAN)
• Ultra Wide Band (UWB)
• Mobile Broadband or Wireless Wide Area Network (WWAN)
1 SIM 2 battery bay
21
book.book Page 144 Friday, November 30, 2007 11:28 AM
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