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3. TECHNICAL BRIEF
3.11.2.1 Main Top Side
U411
U600
RA600
CN601
Reference
U411
U600
Folder close(Flip) detection IC
Key Sense control signal(ROW[])
RA600
CN601
Description
LCD 2.8V LDO
Pull Up Resistor
Volume Side Key
- 70 -
Reference
U601
LCD Backlight power charge pump
U502, U503
Audio Amp(D-class)
CN602
Camera hot side key
LD614
Keypad backlight LED
U601
U502,U503
CN602
LD614
Description
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Table of Contents
Troubleshooting
