Related Manuals for LG RT-29CC25VX
Summary of Contents for LG RT-29CC25VX
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Page 1: Service Manual
COLOR TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MENU ON/OFF CHASSIS : MC049A MODEL : RT-29CC25VX Aug., 2005 P/NO : 3828VD0194R... -
Page 2: Table Of Contents
CONTENTS Contents ........................2 Safety Precautions....................3 Control Descriptions..................4 Specifications......................7 Adjustment Instructions .................8 T rouble Shooting....................12 Printed circuit board..................16 Block Diagram ......................18 Exploded View....................20 Exploded View Parts List ................21 Replacement Parts List .................22 SVC. Sheet........................ -
Page 3: 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 4: Control Descriptions
STOP (Volume Up/Down) adjusts the volume. adjusts menu settings. I/II LIST SLEEP EYE/ 6. VCR BUTTONS (option) control a LG video cassette recorder. Q.VIEW FAVOURITE TEXT 7. SSM (Sound Status Memory) recalls your preferred sound setting. TIME REVEAL MODE 8. I/II (option) - Page 5 15. LIST displays the programme table. 16. EYE/ (option) POWER switches the eye function on or off. MUTE 17. SLEEP sets the sleep timer. 18. Q.VIEW returns to the previously viewed programme. 19. FAVOURITE TV/AV selects a favorite programme. MENU SOUND PICTURE 20.
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Page 6: Front Panel
Front panel CF/CT-25/29Q25 series 1. MAIN POWER switches the set on or off. ON/OFF MENU OK 2. POWER/STANDBY INDICATOR illuminates brightly when the set is in standby mode. dims when the set is switched on. RF/RT-28/32FZ15 series 3. MENU selects a menu. MENU 4. -
Page 7: Specifications
P/N of B.O.M 5) Warm up TV set for more than 20min. before the 230V~, 50/60Hz measurement. Test and Inspection Method 1) performance:Follow the Standard of LG TV test 2) Standards of Etc. requirement - Safety: IEC60065 - EMC: EN55020,EN55013 General Specification... -
Page 8: Adjustment Instructions
ADJUSTMENT INSTRUCTIONS 1. Application Object 4. Purity & Convergence adjustment These instructions are applied to all of the color TV, MC-049A. As preparatory operations before CPT Assembling assembling CPT, wind cotton Tape for 2. Notes protecting to CPT NECK and DY, CPT connection parts. -
Page 9: Screen Voltage Adjustment
(5) Open angle of the two tab of 6 pole magnet by isogonic 2. White balance IIC Parameter angle and accord with vertical line of Red/Blue and Green. Program TWBeng2.0 Program TWBeng2.0 Speed Delay (6) Maintain as angle of (5) and rotate the tab to accord with horizontal line. - Page 10 N50Hz(PAL) N60Hz(NTSC) Menu Variable range 29” 29” -512~511 -512~511 -512~511 -512~511 32~2047 -256~255 -512~511 <Fig. 2>PAL Digital pattern (EU05CH) -512~511 ANGLE -512~511 (4) VS (Vertical Shift) adjustment: Adjust so that the geometric vertical center line is in accord -512~511 with vertical center line of CPT. UPCOR -512~511 (5) HS(Horizontal Shift) adjustment:...
- Page 11 8.4. OPTION2 Function Option Code Function TSEARCH Without TURBO SEARCH With TURBO SEARCH 200PR 100 PROGRAM SAVE 200 PROGRAM SAVE Without EYE With EYE TX019 8KEY 8KEY 4KEY 4KEY 8.5. OPTION3 Function Option Code Function REMARK SYSTEM ACMS Without ACMS Function With ACMS Function FLOT TXT TOP TXT...
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Page 12: Trouble Shooting
TROUBLE SHOOTING RF- STEREO Selected correct system In menu Check the waveform Check / Replace IF 1 of TU101 TU 101 Check the waveform Check The Voltage Check The voltage At pin 4, 5 of IC11 At pin 2, 19, 20, 21, 24 of IIC11 At pin of IC821, IC822, Q807 Check the waveform Check / Replace... - Page 13 NO RASTER CHECK B+ At D829 cathode Normal Abnormal Open Is the voltage at Check each pin voltage of IC11 Fuse of AC line Check / Replace Fuse Check the In/out of Check pin 60 Check the Voltage regulator Of IC11(H - Out) Of C803 (IC821, IC822 Check &...
- Page 14 No Picture / No Sound Is any OSD displayed? Check receiving system in MENU Check IC11 pin71,72,73 & execute Auto - Program. (R,G,B out) Does the auto - Program Operate properly. Store on manual - program MENU Go to Check SMPS Trans Check 1.8V, 3.3V, Check pin40(V out 1) No Sound /...
- Page 15 AV Stereo Select correct system In menu Check the connection Of AV equipment Check the the waveform Check TU101 Tuner At pin16, 17 of IC11 Check the voltage Check the waveform Of pin2, 19, 20, 21,24 of IC11 At pin4, 5, of IC11 Check the signal line of Check waveform SPK-L,R...
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Page 16: Printed Circuit Board
PRINTED CIRCUIT BOARD MAIN... - Page 17 SIDE A/V...
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Page 18: Block Diagram
BLOCK DIAGRAM... -
Page 20: Exploded View
EXPLODED VIEW P801... -
Page 21: Exploded View Parts List
5020V00845B BUTTON, POWER RF-29CC25V ABS, HF-380 1KEY 7227S00117A 3809V00390H BACK COVER ASSEMBLY, RT-29CC25V 2PHONE KUMI-AK(C/SKD) 8G068 6871VMMZW8K PWB(PCB) ASSEMBLY,MAIN M.I MC049A RT-29CC25VX NFELEDK SY-E.N.I.E 68719SM169A PWB(PCB) ASSEMBLY,SUB M.I MC049A 29CC20 SIDE AV SY-E.N.I.E 7 332-229G SCREW,DRAWING HEXAGON D22 L40 NON 1PTF0403116 SCREW TAP TITE(P),TRUSS HEAD + D4.0 L16.0 MSWR3/FZB... -
Page 22: 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 23 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
- Page 24 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
- Page 25 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
- Page 26 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
- Page 27 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION FILTER & CRYSTAL FB1241 125-123A FERRITE BFD3565R2F(TAPING) FB401 125-022K FERRITE AXIAL 62MM 1UH NY 3.5X6.0MM FB801 125-022K FERRITE AXIAL 62MM 1UH NY 3.5X6.0MM FB802 125-022K FERRITE AXIAL 62MM 1UH NY 3.5X6.0MM FB803 125-022K FERRITE AXIAL 62MM 1UH NY 3.5X6.0MM...
- Page 28 P/NO: 3854VA0146A - S1 2004.4.16...
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Page 29: Svc. Sheet
SVC. SHEET : 3854V A0146A-S...
Need help?
Do you have a question about the RT-29CC25VX and is the answer not in the manual?
Questions and answers
How to operate without remote
You can operate the LG RT-29CC25VX without a remote using the front panel buttons. The controls available on the TV include:
1. MAIN POWER – Switches the TV on or off.
2. POWER/STANDBY INDICATOR – Shows standby or on status.
3. MENU – Opens the menu.
4. OK – Selects menu options or displays the current mode.
5. PR (Programme Up/Down) – Changes channels or navigates the menu.
6. VOL (Volume Up/Down) – Adjusts the volume or menu settings.
7. TV/AV – Switches between TV and AV modes or clears the menu.
These buttons allow basic control of the TV functions without a remote.
This answer is automatically generated
our TV has suddenly turned blue,so do not know what to do, model RT-29CC25VX and we nolonger have the remote control
To fix a blue screen issue on an LG TV model RT-29CC25VX without a remote control, try the following steps:
1. Check Input Source: Press the physical buttons on the TV to switch input sources. Ensure the correct input is selected.
2. Check Cable Connections: Ensure all connected devices (antenna, cable box, DVD player) are properly plugged in and functioning.
3. Perform a Manual Reset: Unplug the TV from power, wait for about 10 minutes, then plug it back in and turn it on.
4. Adjust TV Settings: Use the TV’s onboard buttons to navigate the menu and check picture settings.
5. Check for Signal Issues: If using an antenna or external device, ensure there is a proper signal reception.
If the issue persists, service adjustments may be needed, which require technical expertise.
This answer is automatically generated