A1018s/A1018sc Standard Electrical Repair
4/00021-2/FEA 209 544/16.B 35 (42)
Fig. 9.4
* If the soldering is correct, replace D600 (class B).
If the fault still remains, send the phone to the next repair level.
9.4 The keyboard illumination is missing or
faintly glowing.
Open the phone and check for liquid damages.
Make sure all LEDs (H655-H660, all class A, Fig. 9.5) are mounted and correctly
soldered.
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