Table of Contents
Related Manuals for LG RZ-20LA60
Summary of Contents for LG RZ-20LA60
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Page 1: Service Manual
LCD TV SERVICE MANUAL CHASSIS : ML-012B MODEL : RT/RZ-20LA60 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MONO DUAL STEREO... -
Page 2: Table Of Contents
CONTENTS CONTENTS ....................2 PRODUCT SAFETY ................. 3 DESCRIPTION OF CONTROLS .............. 4 SPECIFICATION ..................9 ADJUSTMENT INSTRUCTION..............11 TROUBLE SHOOTING ................16 PRINTED CIRCUIT BOARD ..............17 BLOCK DIAGRAM...................20 EXPLODED VIEW .................. 22 EXPLODED VIEW PARTS LIST ..............23 REPLACEMENT PARTS LIST ............... 24 - 2 -... -
Page 3: Product Safety
No deviations are 6. Do not remove a replacement ES device from its protective package until allowed without prior approval by LG Electronis Inc. Service work should be immediately before you are ready to install it. (Most replacement ES devices... -
Page 4: Description Of Controls
DESCRIPTION OF CONTROLS RZ model All the functions can be controlled with the remote control handset. Some functions can also be adjusted with the buttons on the side panel of the set. Remote control handset Before you use the remote control handset, please install the bat- MUTE POWER teries. -
Page 5: Battery Installation
RZ model 9. POWER switches the set on from standby or off to standby. 10. I/II selects the language during dual language broadcast. selects the sound output (option). 11. MENU MUTE POWER selects a menu. 12. PSM (Picture Status Memory) TV/AV I/II recalls your preferred picture setting. -
Page 6: Remote Control Handset
RT model All the functions can be controlled with the remote control handset. Some functions can also be adjusted with the buttons on the side panel of the set. Remote control handset Before you use the remote control handset, please install the bat- MUTE POWER teries. - Page 7 RT model 10. MULTIMEDIA selects TV or Component mode. switches the set on from standby. 11. POWER switches the set on from standby or off to standby. 12 I/II selects the language during dual language broadcast. MUTE POWER selects the sound output (option). TV/AV MULTIMEDIA I/II 13 MENU...
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Page 8: Side Panel
Side panel MONO DUAL STEREO 8. LED (Light Emitting Diode) DISPLAY 1. ON/OFF ( illuminates brightly when the set is switched on. switches the set on from standby or off to : POWER/STANDBY indicator standby. : MONO indicator MONO 2. TV/AV : STEREO indicator STEREO selects TV or AV mode. -
Page 9: Specification
NOTE : Specifications and others are subject to change without notice for improvement. 1. Application range 3. Test and Inspection method This specification is applied to ML-012B/C chassis. (1) Capacity: Follow LG electronics TV Testing Standard. (2) Another Required Standard 2. Requirement for Test Follow the standard of each nation. - Page 10 5. Feature and Function Item Specification Remark Teletext TOP,FLOF,LIST 10 page TOP(option) REMOCON RC-5 /NEC code(NTSC) PAL/NTSC AV input Side & Rear S-AV input Side Component input Rear(option) PERI TV Connector Full SCART : 1 Rear(option,EU) RGB input D-Sub 15 pin (15 inch only) D-Sub Audio input Stereo(15 Inch only)
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Page 11: Adjustment Instruction
ADJUSTMENT INSTRUCTION 1. Application Object This instruction is for the application to the LCD TV. 2. Notes (1) This set uses an adapter, so connect the adapter and the set correctly before adjustment. (2) The adjustment must be performed under the correct sequence. - Page 12 4. Option1 data(200PR~A2 ST:1bit,SYS:2bit) OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 12 -...
- Page 13 OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 13 -...
- Page 14 OPTION OPTION TEXT I/II SV SCART A2 ST TEXT I/II SV SCART A2 ST 200PR 200PR Data Data - 14 -...
- Page 15 OPTION TEXT I/II SV SCART A2 ST 200PR Data 5. Option2 data(ACMS~BBACK:1bit,LANG:3bit) OPTION HIDEV ACMS Data 6. Option3 data(IIC AFT~CH+AU:1bit) OPTION MD SAVE MONO CH+AUS IIC AFT Data - 15 -...
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Page 16: Troubleshooting
TROUBLESHOOTING 1. General Features Symptom Cause Check Point No screen Input error of inverter connector 1) Bend the pin legs of P1 connector -> recheck them 2) Check and repair the IC804 SI4963,805 SI4925 Pin 40 connector 1) Check and fix P701 connector being slipped out 2) Check and fix the components at P701 LCD module and at main board. -
Page 17: Printed Circuit Board
PRINTED CIRCUIT BOARD MAIN(TOP) - 17 -... - Page 18 MAIN BOARD(BOTTOM) - 18 -...
- Page 19 CONTROL BOARD SIDE AV BOARD LED BOARD - 19 -...
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Page 20: Block Diagram
BLOCK DIAGRAM - 20 -... - Page 21 MEMO - 21 -...
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Page 22: Exploded View
EXPLODED VIEW - 22 -... -
Page 23: Exploded View Parts List
SPEAKER,FULLRANGE F1527C-6428-2 K-TONE (RT-, ALPHA) 4950V00141A METAL, SHIELD NON REAR AV (RT-20LA60, ALPHA) 4950V00141C METAL,BRACKET SBHG . 4810V00764F BRACKET,REAR AV RZ-20LA60 ML012B HIPS 407AF 4810V00764K BRACKET,REAR AV RP-20LA60 ML012B HIPS 60HR(ALPHA) 4810V00765D BRACKET,SIDE AV 15/20LA60 ML012B HIPS 60HR . 4810V00765J... -
Page 24: Replacement Parts List
REPLACEMENT PARTS LIST For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA. - Page 25 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 26 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 27 REMOTE CONTROLLER,W/O TXT(RT MODEL) 6410VEH003A POWER CORD,M2511A-001 1800MM(RZ-) 6410VBH003A POWER CORD,MP5004 VOLEX 1800MM(RT-) 6634B00043J ADAPTER,AC-DC,15V 4.5A 20 LCD TV MISCELLANEOUS P3001 3720V00194A PANEL ASSY, LED RU-20LA60 YANGWOO PA3000 6726VV0006D REMOTE CONTROLLER RECEIVER 38.0KHZ TU101 6700PF0002A TUNER,TAFH-S321D LG PAL FS 4SYS - 27 -...
- Page 28 P/NO:3854VA0129A-S1(1/2) 2003.06.13...
- Page 29 P/NO:3854VA0129A-S1(2/2) 2003.06.13...
- Page 30 Sep.,2003 P/NO : 3828VD0154D Printed in Korea...