Dell XPS M1730 M1730 XPS M1730 Service Manual - Page 31
Communication Cards, Subscriber Identity Module, Wireless Mini Cards
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8 Communication Cards 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 GSM (HSDPA) type cards need a SIM. EVDO cards do not use a SIM. 1 Follow the procedures in "Before You Begin" on page 9. 2 In the battery bay, locate the SIM compartment. 3 Slide in the SIM into the compartment as indicated on the battery bay. 1 2 1 battery bay 2 SIM 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. Communication Cards 31