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3
8
SYMPTOM: NO PICTURE/LED IS BLUE ABNORMAL
SYMPTOM: NO TV PICTURE ABNORMAL
No TV Picture
Replace Main PCB
Yes
No
Check if voltage
of U38 pin17 is 5V
Replace U38 HF
No Picture / LED is blue
Yes
Yes
No
No
Check if backlight is normal
Check the power and
control signal of CON1
in main PCB is normal
**
Check if voltage of power
PCB CON5 is normal
*
Replace LCD panel
No
Replace Main PCB
Yes
Replace Main PCB
Yes
Yes
No
No
Check if connector
of CON3 is normal
Replace CON3
Replace LCD panel
* Refer to DC voltages page
** Refer to Waveforms page
Содержание L32A102
Страница 2: ...PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS SAFETY NOTICE ...
Страница 16: ...FUNCTION BUTTON BOARD DIAGRAM 16 PCB DIAGRAMS RMC BOARD DIAGRAM AV BOARD DIAGRAM ...
Страница 17: ...MAIN BOARD DIAGRAM TOP 17 ...
Страница 18: ...MAIN BOARD DIAGRAM BOTTOM 18 ...
Страница 65: ...Copyright Digital Media Systems Group 2008 All rights reserved L32A102 L32A102G SC No 0031E ...