Service manual
Table Of Contents
- VIZIO L42HDTV10A,GV42L_HDTV Service Manual
- 01-FEATURES
- 02-SPECIFITION
- 03-ON SCREEN DISPLAY
- 04-FACTORY PRESET TIMINGS
- 05-PIN ASSIGNMENT
- 06-MAIN BOARD I/O CONNECTIONS
- 07-THEORY OF CIRCUIT OPERATION
- 08-WAVEFORMS
- 09-TROUBLE SHOOTING
- 10-BLOCK DIAGRAM
- 11-SPARE PATRS LIST
- 12-1COMPLETE PARTS LIST_FOR L42 HDTV10A
- 12-2COMPLETE PARTS LIST_FOR GV42L HDTV
- MAIN BOARD CIRCUIT DIAGRAM_FOR L42 HDTV10A
- MIAN BOARD CIRCUIT DIAGRAM_FOR GV42L HDTV
- MAIN BOARD PCB LAYOUT_FOR L42HDTV10A(LG/AUO)
- MAIN BOARD PCB LAYOUT_FOR GV42L HDTV_LG
- ASSEMBLY EXPLOSION DRAWING_FOR L42HDTV10A_AUO
- ASSEMBLY EXPLOSION DRAWING_FOR L42HDTV10A_LG
- ASSEMBLY EXPLOSION DRAWING_FOR GV42L HDTV_LG
CONFIDENTIAL – DO NOT COPY
Page 9-3
File No. SG-0198
N0
N0
N0
N0
Yes
Yes
Yes
Yes
(COMPONENT1,
2) IS NOT DISPLAY CORRECTLY
Start
Input signal good?
1.Check video
2.Check host’s setting
P4 input correct?
1.Check signal between P4
2.Check power 12V& 5v
U11 input correct?
1.Check signal between U11&P4
2.Check U11 Clock (27MHZ)
LVDS output correct ?
1.Check U11
2.Check U11 power 3.3V&1.25v&1.8v
1.Is J5 connected good?
2.Is panel working ok?
END