Apple Technician Guide MacBook Pro (15-inch, Mid ... - tim.id.au
Apple Technician Guide MacBook Pro (15-inch, Mid ... - tim.id.au
Apple Technician Guide MacBook Pro (15-inch, Mid ... - tim.id.au
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2010-08-05<br />
3. In the <strong>Apple</strong> System <strong>Pro</strong>filer,<br />
verify if you can you see the<br />
USB camera listed.<br />
4. Check keyboard backlight<br />
cable and connector for<br />
damage and reseat keyboard<br />
backlight connection to the<br />
logic board. Verify if the<br />
keyboard backlight now works.<br />
5. Cover the Ambient Light<br />
Sensor located near camera<br />
and press the F6 keyboard<br />
key .Measure the voltage<br />
between pin 4 and pin 2 of the<br />
keyboard backlight connector.<br />
Verify if voltage is present.<br />
6. Check camera cable and<br />
connector for damage and<br />
reseat the camera cable<br />
connection to the logic board.<br />
Verify if the Ambient Light<br />
Sensor functionality now<br />
works.<br />
7. With replaced top case verify if<br />
the Ambient Light Sensor now<br />
works.<br />
Yes The Ambient Light Sensor<br />
shares its connection to logic<br />
board with camera and is<br />
likely correctly connected. If<br />
issue persists, replace display<br />
assembly.<br />
No Go to step 6<br />
Yes Issue resolved.<br />
No Go to step 5<br />
<strong>MacBook</strong> <strong>Pro</strong> (<strong>15</strong>-<strong>inch</strong>, <strong>M<strong>id</strong></strong> 2010) Symptom Charts — Input/Output Devices 92<br />
L14<br />
Yes Replace top case. K10<br />
No Replace logic board. M99<br />
Yes Ambient Light Sensor<br />
functional. Retest for<br />
keyboard backlight<br />
functionality.<br />
No Replace top case and go to<br />
step 7.<br />
Yes Ambient Light Sensor<br />
functional. Retest for<br />
keyboard backlight<br />
functionality.<br />
K10<br />
No Replace logic board M23
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