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Table of Contents
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Summary of Contents for LG RU-17LZ22
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Page 1: Service Manual
LCD TV SERVICE MANUAL CHASSIS : ML-027C MODEL : RU-17LZ22 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. -
Page 2: Safety Precautions
SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. -
Page 3: Table Of Contents
TABLE OF CONTENTS SPECIFICATIONS..............4 DESCRIPTION OF CONTROLS ...........5 ADJUSTMENT INSTRUCTIONS ..........7 TROUBLESHOOTING ............10 PRINTED CIRCUIT BOARD ..........11 BLOCK DIAGRAM...............14 EXPLODED VIEW...............16 EXPLODED VIEW PARTS LIST .........17 REPLACEMENT PARTS LIST ..........18 SCHEMATIC DIAGRAM............- 3 -... -
Page 4: Specifications
SPECIFICATIONS MODEL RU-17LZ20/22 Width (inches) 18.6 Height (inches) 15.7 Depth (inches) Weight (pounds) 15.4 Power Requirement DC15V/4.5A Television System NTSC Television Channel VHF : 2 ~ 13, UHF : 14 ~ 69, Cable : 01 ~ 125 Television Screen LCD Panel Power Consumption See the back of the set 75 Ω... -
Page 5: Description Of Controls
DESCRIPTION OF CONTROLS Controls & Connection Options Controls & Connection Options Menu Button Channel Button Enter Button TV/Video Button Volume Button On/Off Button on/off tv/video menu enter MONO STEREO SAP Indicator Mono Indicator Stereo Indicator DPM Indicator Power/Standby Indicator Glows red in Standby mode, Glows green when the TV is turned on. - Page 6 DESCRIPTION OF CONTROLS Remote Control Key Functions Remote Control Key Functions - When using the remote control, aim it at the remote control sensor on the TV. MUTE MULTIMEDIA Switches the sound on or off. Selects: , or Component RGB- mode.
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Page 7: Adjustment Instructions
ADJUSTMENT INSTRUCTIONS 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) Adjustments must be performed in the correct sequence. (3) Adjustments must be performed in an enviorment of 25!5cC (68-85 degrees F) of temperature and 65!10% of relative humidity. -
Page 8: Position Adjustment
ADJUSTMENT INSTRUCTIONS 4. Position Adjustment SVGA-75 SVGA- Mode VGA-60 VGA-67 VGA-75 VGA-85 SVGA-56 SVGA-60 SVGA-72 85800 H_Display V_Display V_Frequency 1056 1048 H_Total 1024 1056 1040 H_Blanking H_Sync H_Polarity NEG. NEG. H_Vp H_Fp 53.674 35.156 37.879 48.077 46.875 H-Freq[KHz] 31.469 35.0 37.5 43.269 49.5... - Page 9 ADJUSTMENT INSTRUCTIONS 5. EDID (The Extended Display Identification Data) EDID Table 0D 0E - 9 -...
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Page 10: 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 F804. P704 connector slipping out 1) Check and fix P704 connector 2) Check and fix the components at P704 LCD module and at main board. -
Page 11: Printed Circuit Board
PRINTED CIRCUIT BOARD MAIN(TOP) - 11 -... - Page 12 PRINTED CIRCUIT BOARD MAIN(BOTTOM) - 12 -...
- Page 13 PRINTED CIRCUIT BOARD CONTROL SIDE A/V LED ASSY - 13 -...
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Page 14: Block Diagram
BLOCK DIAGRAM - 14 -... - Page 15 NOTES - 15 -...
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Page 16: Exploded View
EXPLODED VIEW - 16 -... -
Page 17: Exploded View Parts List
EXPLODED VIEW PARTS LIST PART NO. DESCRIPTION 6306V17001A LCD MODULE,LC171W03-A4 LG PHILPS TFT COLOR TFT LCD MODULE 6400GKTX01A SPEAKER,FULLRANGE F1527C-6428 (GENERAL) 8OHM 7/12W 83DB 3091V00535L CABINET ASSEMBLY,RU-17LZ22 STEREO ML027C FOR CANADA 3091V00535H CABINET ASSEMBLY,RU-17LZ22.AAPLKZ 5020V00798C BUTTON,CONTROL RU-17LZ22 ABS, HF-380 8KEY... -
Page 18: Replacement Parts List
REPLACEMENT PARTS LIST For Capacitors & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the 2nd and 3rd digits in the CQ : Polyestor RS : Metal Oxide Film RUN DATE : 2003.8.12 P/No. designate; CE : Electrolytic RN : Metal Film RF : Fusible LOCA. - Page 19 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION 0CE106DF618 10UF STD 16V M C634 0CE107DF618 100UF STD 16V M 0CE107DF618 100UF STD 16V M C643 0CE476DK618 47UF STD 50V M 680UF STD 10V 20% 220000PF 2012 16V 10% 0CE687DD618 C644 0CK224DF56A...
- Page 20 REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION C942 0CE107DF618 100UF STD 16V M RA404 0RRZVTA001A MNR14E0AJ101 R OHM 100 OHM 5% C956 0CK823DK56A 82000PF 2012 50V 10% RA405 0RRZVTA001A MNR14E0AJ101 R OHM 100 OHM 5% 100UF STD 16V M MNR14E0AJ101 R OHM 100 OHM 5% C962...
- Page 21 RESONATOR,CRYSTAL SX1 SC14.3MHZ X601 6202VDT002H RESONATOR,CRYSTAL SX1 18.432000MHZ MISCELLANEOUS D2301 3720V00194C PANEL ASSY,RU15LA60 PA2301 6726VV0006D REMOTE CONTROLLER RECEIVER,38.0KHZ TU101 6700VNF019E TUNER,TAFHH001P LG NTSC FS ACCESSORIES 3828VA0387H MANUAL,OWNERS ML027C “ 3828VA0387E MANUAL,OWNERS RU-17LZ22.AAPLKZ 6710V00126J REMOTE CONTROLLER,ML027C “ 6710V00126E REMOTE CONTROLLER RU-17LZ22.AAPLKZ 6410VUH003A...
- Page 22 Aug., 2003 P/NO : 3828VD0140G Printed in Korea...