Dell Precision M65 - Manual (Page 29)

b. Release the card by spreading the metal securing tabs until the card pops up slightly.
c. Lift the card out of its connector.
6. Install the card:
a. Align the card with the connector at a 45-degree angle, and press the card into the connector until it clicks.
b. Connect the antenna cable or cables to the Mobile Broadband card, ensuring that you route the cables correctly.
Subscriber Identity Module (SIM) Card
1. Follow the procedures in Before You Begin .
2. Slide the SIM card into the slot with the cut-off corner of the card facing away from the slot.
1 antenna cables
1 Mobile Broadband card 2 metal securing tabs (2)
NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card.
NOTICE: To avoid damaging the Mobile Broadband card, never place cables on top of or under the card.
NOTE: Your Mobile Broadband card may have two or three connectors, depending on your configuration. Most connectors have color-coded markings
that correspond to the type of cable required. For more specific information about which cable to connect to which connector, see the documentation
that came with your Mobile Broadband card.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.