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LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3. TECHNICAL BRIEF
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3.12.3.3 KEY Backlight
There are 2 White side view LED, 2 white LED in key backlight circuit
Those LEDs are driven by KPD_DRV_N1/2 line from PM7540.
Refer to the circuit.
Figure. KEY Backlight
Содержание GT540
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