LG Electronics 425010, 425020, 425030 service manual

更多难得资料请到江南家电维修论坛免费下载！

http://bbs.520101.com

LCD TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : LD84D

MODEL : 42LG5010 42LG5010-ZD

42LG5020 42LG5020-ZB

42LG5030 42LG5030-ZE

Contents

Main Page SAFETY PRECAUTIONS General Guidance AC Volt-meter 1.5 Kohm/10W Before returning the receiver to the customer, SERVICING PRECAUTIONS http://bbs.520101.com SPECIFICATION 4. General Specification 1. Application Range. 2. Specification 3. Test method 5. MODEL General Specification 6. Chroma & Brightness Page http://bbs.520101.com 8. Component Video Input (Y, PB, PR) 9. RGB PC 7. SET Optical Feature 10. HDMI Input (DTV) 11. HDMI Input (PC) 12. Mechanical specification ADJUSTMENT INSTRUCTION 1. Application Range 2. Notice 3. Main PCB check process Page 4. Total Assembly line process Page 4.5 EDID DATA O Analog (RGB) EDID table O HDMI2 EDID (DDC (Display Data Channel) Data O HDMI3 EDID (DDC (Display Data Channel) Data 5. Adjusting the White Balance 5.1 Overview 5.2 Device to use 5.3 Measuring instrument wiring diagram 5.4 RS-232C Command used for the automatic adjustment 7. Select the option by country 7.1 Overview 7.2 How to select 8. Set the shipping mode (In-stop) 9. GND and resisting pressure test http://bbs.520101.com 10. ISP Download (option) 10.1 Overview 10.2 Device to use 10.3 Adjustment wiring diagram (Download device configuration diagram) 11. USB S/W Download (option) 11.1 Overview 11.2 How to dowunload TROUBLESHOOTING TV/CATV doesnt display DTV doesnt display AV1/2/3 doesnt display Component doesnt display RGB PC doesnt display HDMI doesnt display BLOCK DIAGRAM 4MB (IC102) Flash Memory I/O Expander Saturn3+ LCD Panel (P800) DDR Memory 256Mb (IC300) HDMI Switch (IC902) EXPLODED VIEW