Dell Latitude 7212 Rugged Extreme Tablet Latitude 12 Rugged Extreme Tablet - 7 - Page 23

WWAN card, Removing WWAN card

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NOTE: Ensure that the metal pin is downwards towards the slot on the system board, and an angle LESS than 30° is maintained. 2 Connect the WLAN cables to the connectors on the WLAN card. NOTE: Ensure that cables are aligned straight and gently press on the top to fit the cable copper head on WLAN card button pin. 3 To secure the WLAN card, place the antenna bracket and tighten the M2.0 x 3.0 screw. 4 Install the: a Display assembly b Battery 5 Follow the procedure in After working inside your computer. WWAN card Removing WWAN card 1 Follow the procedure in Before working inside your computer. 2 Remove the: a Battery b Display assembly 3 To remove the WWAN card: a Place the back side of system on a flat surface. b Locate the WWAN card. c Remove the screw that secures the WWAN bracket to the system board [1]. d Lift the metal bracket [2] from the system board. e Disconnect main and auxiliary cables [3] with a plastic scribe from the connector on the WWAN card. NOTE: Insert the edge of the plastic scribe between the tiny gap of cable copper head and WWAN card button pin. f Slide and lift the WWAN card from the slot on the system board [4]. NOTE: Ensure to lift the WWAN card by an angle NOT more than 35°. CAUTION: Never touch the metal pins or the circuit with bare hands. Touch at the side of the WWAN card. Removing and installing components 23

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NOTE:
Ensure that the metal pin is downwards towards the slot on the system board, and an angle LESS than 30° is
maintained.
2
Connect the WLAN cables to the connectors on the WLAN card.
NOTE:
Ensure that cables are aligned straight and gently press on the top to
fit
the cable copper head on WLAN card
button pin.
3
To secure the WLAN card, place the antenna bracket and tighten the M2.0 x 3.0 screw.
4
Install the:
a
Display assembly
b
Battery
5
Follow the procedure in
After working inside your computer
.
WWAN card
Removing WWAN card
1
Follow the procedure in
Before working inside your computer
.
2
Remove the:
a
Battery
b
Display assembly
3
To remove the WWAN card:
a
Place the back side of system on a
flat
surface.
b
Locate the WWAN card.
c
Remove the screw that secures the WWAN bracket to the system board [1].
d
Lift the metal bracket [2] from the system board.
e
Disconnect main and auxiliary cables [3] with a plastic scribe from the connector on the WWAN card.
NOTE:
Insert the edge of the plastic scribe between the tiny gap of cable copper head and WWAN card button pin.
f
Slide and lift the WWAN card from the slot on the system board [4].
NOTE:
Ensure to lift the WWAN card by an angle NOT more than 35°.
CAUTION:
Never touch the metal pins or the circuit with bare hands. Touch at the side of the WWAN card.
Removing and installing components
23