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LCD 782LS service manual Lvds
Models:
LCD 782LS
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Troubleshooting
Parts list
Timing Chart
Pin Configuration
Disassembly
Analog Signal
AUTO adjustment function
Before Servicing The Unit Read The Safety Precautions In This Manual
Safety
Power Part
Page 27
Image 27
2. LVDS
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Contents
ID LABEL MODEL No
Websitehttp//biz.LGservice.com
BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL
CHASSIS NO. CL-29 FACTORY MODEL LB782G
TROUBLESHOOTING GUIDE
CONTENTS
SPECIFICATIONS
BLOCK DIAGRAM AND DESCRIPTION
PRECAUTION
WARNING FOR THE SAFETY-RELATED COMPONENT
TAKE CARE DURING HANDLING THE LCD MODULE WITH BACKLIGHT UNIT
VIDEO SYNC
TIMING CHART
Front Control Panel
OPERATING INSTRUCTIONS
FRONT VIEW
REAR VIEW
J710
WIRING DIAGRAM
J801
J706
BACK COVER REMOVAL
DISASSEMBLY
Module Power LVDS Tx
BLOCK DIAGRAM
+ PLL
Scaling
2. Pre-amp/ ADC / PLL / Video Controller
DESCRIPTION OF BLOCK DIAGRAM
1. Input signal part
3. Power Part
SECONDA RY
BLOCK DIAGRAM POWER BOARD
6. Signal collection
PRIMARY
Adjustment for EDID
ADJUSTMENT
Adjustment for White Balance
1. Adjustment Start
1. NO POWER
TROUBLESHOOTING GUIDE
2. NO RASTER
L204
L201
3. NO CLOCK CLOCK GENERATOR
4. TROUBLE IN DPM
CHECK
R233, R234?
P/N 6870T487A11
PRINTED CIRCUIT BOARD
1. MAIN BOARD Component Side
2. CONTROL BOARD Component Side 3. CONTROL BOARD Solder Side
4. POWER BOARD Component Side 5. POWER BOARD Solder Side
EXPLODED VIEW
Description
EXPLODED VIEW PARTS LIST
REPLACEMENT PARTS LIST
MAIN BOARD
CAPACITORS
RESISTORs
DIODEs
COILs & COREs
TRANSISTOR
OTHERs
POWER BOARD
CONTROL BOARD
CAT24WC08J-TE13 8P
PIN CONFIGURATION
PIN CONFIGURATION PIN FUNCTION
BLOCK DIAGRAM
1. GM5020
SCHEMATIC DIAGRAM
2. LVDS
3. MICOM
4. DC/DC
5. CONNECTOR
6. CONTROL
7. POWER
Printed in Korea
P/NO 3828TSL074E