Dell Latitude 7230 Rugged Extreme Tablet Service Manual - Page 70

RJ-45/Fischer USB 3.0/Mini-serial RS-232 daughter-board connector, About this task

Page 70 highlights

9. Remove the WWAN card (for models shipped WWAN card). 10. Remove the I/O daughter-board. 11. Remove the USB/HDMI port. 12. Remove the USB-port assembly, Mini-serial RS232 port assembly, RJ45-port assembly, or blank top-cover. 13. Remove the USB daughter-board, Mini-serial RS232 daughter-board, RJ45 daughter-board, and decoder daughter-board. 14. Remove the world-facing camera. 15. Remove the heat sink. 16. Remove the scanner assembly. 17. Remove the front camera and microphone assembly. 18. Remove the fan with SSD heat-sink assembly. About this task The following image indicates the connectors on your system board. Figure 1. System board connectors 1. Speaker cable connector 2. RJ-45/Fischer USB 3.0/Mini-serial RS-232 daughter-board connector 3. 1D-2D barcode scanner daughter-board connector 4. World-facing camera cable connector 5. Front-camera cable connector 6. Fan cable connector 7. Function-button cable connector 8. Solid-state drive connector 9. eDP cable connector 10. Battery cable connector 11. Touch-screen cable connector 12. WWAN connector 13. Dock cable connector 14. Wireless cable connector 15. Coin-cell battery cable connector 16. USB/HDMI cable connector 17. I/O daughter-board cable connector The figure indicates the location of the system board and provides a visual representation of the removal procedure. 70 Removing and installing components

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9.
Remove the
WWAN card
(for models shipped WWAN card).
10.
Remove the
I/O daughter-board
.
11.
Remove the
USB/HDMI port
.
12.
Remove the
USB-port assembly
,
Mini-serial RS232 port assembly
,
RJ45-port assembly
, or
blank top-cover
.
13.
Remove the
USB daughter-board
,
Mini-serial RS232 daughter-board
,
RJ45 daughter-board
, and
decoder daughter-board
.
14.
Remove the
world-facing camera
.
15.
Remove the
heat sink
.
16.
Remove the
scanner assembly
.
17.
Remove the
front camera and microphone assembly
.
18.
Remove the
fan with SSD heat-sink assembly
.
About this task
The following image indicates the connectors on your system board.
Figure 1. System board connectors
1.
Speaker cable connector
2.
RJ-45/Fischer USB 3.0/Mini-serial RS-232 daughter-board connector
3.
1D-2D barcode scanner daughter-board connector
4.
World-facing camera cable connector
5.
Front-camera cable connector
6.
Fan cable connector
7.
Function-button cable connector
8.
Solid-state drive connector
9.
eDP cable connector
10.
Battery cable connector
11.
Touch-screen cable connector
12.
WWAN connector
13.
Dock cable connector
14.
Wireless cable connector
15.
Coin-cell battery cable connector
16.
USB/HDMI cable connector
17.
I/O daughter-board cable connector
The figure indicates the location of the system board and provides a visual representation of the removal procedure.
70
Removing and installing components