LG Electronics 29FX6ALX, 29FX6ALX-ZG 4) No Picture/ No Sound

4) No Picture/ No Sound

Is any OSD displayed?

NO NO

P13A (R, G, B out of

IC501)

P13A (R, G, B out of

IC501)

Replace IC501

Check pin8, 12 SCL,

SDA

Check IC12(EEPROM)

& SCL, SDA, Line

Check pin3 Reset

Voltage

Check IC501 pin 83,

84, 85 (R, G, B out)

Check SMPS Trans

Secondary Voltage

Go to No sound/

picture OK

Check the waveform

pin73(H-out)

Check IC501 pin 83,

84, 85 (R, G, B out)

Check receiving system in MENU

& execute Auto - Program

Does the auto - Program

operate properly

Store on manual -program MENU

Contents

Main CONTENTS DESCRIPTION OF CONTROLS Remote control handset * Front panel Side panel SPECIFICATIONS 1. Application Object 2. Notes 3. Focus adjustment 4. Purity & Convergence adjustment ADJUSTMENT INSTRUCTIONS 5. Screen voltage adjustment 6. White balance adjustment 7. Deflection setting Data Adjustment 7.1 Adjustment preparation 7.2 Adjustment 8. Deflection setting initial data 9. Service adjustment data table <Table 5> Picture setting service data1 (SERVICE 1) <Table 6> Picture setting service data2 (SERVICE 3) <Table 7> OPTION 1, 2, 3, 4 <Table 8> OSD & TEXT LANGUAGES 10. How to inspect condition of a transmission and reception in FM TRANSMISSION MODEL 11.OPTION Adjustment TROUBLE SHOOTING 1. RF-STEREO MODEL 2) No Raster / Sound OK(1/2) 1) PICTURE OK / NO SOUND 3) No Raster (2/2) 4) No Picture/ No Sound 2. AV STEREO/ MONO MODEL Page Page Page EXPLODED VIEW EXPLODED VIEW PARTS LIST LOCA. No. PART No. DESCRIPTIONS REPLACEMENT PARTS LIST IC DIODE TRANSISTOR CAPACITOR Page COIL & INDUCTOR CONNECTOR RESISTOR Page FILTER & CRYSTAL ACCESSORIES SPARK GAP, AXIAL JACK MISCELLANEOUS