Dell XFR D630 Service Manual page 82

NOTICE: The card connector is keyed to ensure correct insertion. If you feel resistance, check
the connector and realign the card.
NOTICE: Do not insert a Mobile Broadband network (WWAN) card into the WLAN card connector.
1 WLAN card 2 antenna cable connectors
1 metal securing tabs (2)
NOTICE: To avoid damaging the WLAN card, never place cables on top of or under the card.
Page 82 of 106
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Dell XFR D630 Fully Rugged Notebook Service Manual
Revision A01