Service manual
Table Of Contents
- VIZIO GV47L FHDTV10A SERVICE MANUAL
- 01-FEATURES
- 02-SPECIFICATION
- 03-ON SCREEN DISPLAY
- 04-FACTORY PRESET TIMINGS
- 05-PIN ASSIGNMENT
- 06-MAIN BOARD I/O CONNECTIONS
- 07-THEORY OF CIRCUIT OPERATION
- 08-EAVEFORMS
- 09-TROUBLE SHOOTING
- 10-BLOCK DIAGRAM
- 11-SPARE PARTS LIST
- 12-COMPLETE PARTS LIST
- MAIN BOARD CIRCUIT DIAGRAM
- MAIN BOARD PCB LAYOUT
- ASSEMBLY EXPLOSION DRAWING
CONFIDENTIAL – DO NOT COPY
Page 9-6
File No. SG-0208
N0
Yes
Yes
N0
TROUBLE
OF DDC READING
Start
Analog DDC OK?
Support DDC1/2B
1.Analog cable ok?
2.Check signal (U20 to P3)
3.Check U20 Voltage
4.Is compliant protocol?
HDMIDDC OK?
Support DDC1/2B
1.Analog cable ok?
2.Check signal (U32 to P10)
3. Check signal (U34 to P11)
4.Is compliant protocol?
END