Acer DV650C, Service Manual

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1. Check Q9
、
Q10
、
R162
、
R163
、
R164
2. Check P3V3
3. Check J11 soldering
1. Check L55, L56, L57, R22, R32, R38
2. Check C32, C36, C37, C40
Keypad LED fail
No OSD image
No PC input
No DVI input
No HDMI input
No S-Video input
No CVBS1 input
No CVBS2 input
1. Check J10 pin14 and R412
2. Check U18, U20, R124 ~ R134
1. Check P5V, P2V5, P3V3, P1V8
2. Check J25 PWRBD_ON and
LCD_BRT_CTRL Signal
3. Check P5V, P2V5, P3V3, P1V8
4. Check J25 PWRBD_ON and
LCD_BRT_CTRL Signal
1. Check J8 soldering
2. Check U8 ~ U10, U20 , R124 ~ R134
1. Check J31 soldering
2. Check L2, L3, R1, R3
1. Check J31 soldering
2. Check L1, R2, R483
1. Check J30 soldering
2. Check L4, R9, R490