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15. Using the alignment pins, connect the left I/O-board cable to the left I/O-board and the system board.
NOTE: The I/O-board cable is polarity sensitive. To prevent damage to your computer ensure that the MB UMT end of
the cable is connected to the system board.
16. Replace the two screws (M2x3) that secure the left I/O-board cable to the left I/O-board and the system board.
17. Route the antenna cables to the routing guides on the left fan and system board.
18. Adhere the tapes that secure the antenna cables to system board and left fan.
19. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme for the wireless card supported by your computer.
Table 4. Antenna-cable color scheme
Connectors on the wireless card
Main (white triangle)
Auxiliary (black triangle)
20.Place the wireless card bracket on the wireless card.
21. Replace the screw (M2x3) that secures the wireless card bracket to the left I/O-board.
22.Adhere the Mylar over the system board.
Next steps
1. Install the
right
I/O-board.
2. Install the battery.
3. Install the
rear
I/O-cover.
4. Install the
2230 solid-state
5. Install the
2280 solid-state
6. Install the
base
cover.
7. Follow the procedure in
Fan and heat-sink assembly
Removing the fan and heat-sink assembly
Prerequisites
1. Follow the procedure in
2. Remove the
base
cover.
3. Remove the
2230 solid-state
4. Remove the
2280 solid-state
5. Remove the
rear
I/O-cover.
6. Remove the battery.
7. Remove the
right
I/O-board.
8. Remove the
system
board.
About this task
NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you
touch it.
CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your
skin can reduce the heat transfer capability of the thermal grease.
The following image indicates the location of the fan and heat-sink assembly and provides a visual representation of the removal
procedure.
drive. (if applicable)
drive. (if applicable)
After working inside your
Before working inside your
drive. (if applicable)
drive. (if applicable)
Antenna-cable color
White
Black
computer.
computer.
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