Internal card with bluetooth® wireless technology, Coin-cell battery – Dell Latitude D420 User Manual
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Internal Card With Bluetooth® Wireless Technology
If you ordered an internal card with Bluetooth wireless technology with your computer, it is already installed.
1.
.
2.
Remove the keyboard (see
3.
Remove the M2 x 3-mm screw from the card holder and lay the holder aside.
4.
Lift the card away from the aligning pin.
5.
Disconnect the card cable connector from the card.
Coin-Cell Battery
1.
.
2.
Remove the keyboard (see
3.
Disconnect the coin-cell battery cable connector from the system board connector.
4.
Remove the coin-cell battery from the system board.
1 metal tabs (2) on SIM card slot 2 SIM card with cut-off corner
NOTE:
When you replace the SIM card, ensure that you slide the SIM card under the two metal tabs on the SIM card slot with the cut-off corner of the
card facing toward the back of the computer.
CAUTION:
Before performing the following procedures, read the safety instructions in your Product Information Guide.
NOTICE:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching a connector on the back panel of
the computer.
NOTICE:
To prevent damage to the system board, remove the main battery before you service the computer.
1 internal card with Bluetooth wireless
technology
2 card cable
connector
3 M2 x 3-mm
screw
4 card holder
5 aligning pin
NOTICE:
Be careful when removing the card to avoid damaging the card, card cable, or surrounding components.
CAUTION:
Before performing the following procedures, follow the safety instructions in your Product Information Guide.
NOTICE:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching a connector on the back panel of
the computer.
NOTICE:
To prevent damage to the system board, remove the main battery before you service the computer.