LG 29FS2AKE Service Manual Download

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COLOR TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : CW62A

MODEL: 29FS2AKE/AL/ALE/ALX

MODEL:

29FS2AKE/AL/ALE/ALX-TG

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Summary of Contents for 29FS2AKE

Page 1: ... CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS CW62A MODEL 29FS2AKE AL ALE ALX MODEL 29FS2AKE AL ALE ALX TG website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...ety Precautions 3 Control Descriptions 4 Specifications 7 Adjustment Instructions 8 T rouble Shooting 14 Printed circuit board 18 Block Diagram 20 Exploded View 22 Exploded View Parts List 23 Replacement Parts List 24 SVC Sheet ...

Page 3: ...perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ...

Page 4: ...lays the current mode 5 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Teletext section 6 SLEEP sets the sleep timer 7 PIP BUTTONS option PIP switches the sub picture on or off PR selects a programme for the sub picture SWAP alternates between main and sub picture INPUT selects the input mode for the sub picture SIZE adjusts the sub picture size STILL freez...

Page 5: ...nd output option 13 Q VIEW or YELLOW returns to the previously viewed programme 14 LIST or BLUE displays the programme table No function COLOURED BUTTONS These buttons are used for teletext only TELETEXT models or programme edit Without TELETEXT PIP PR PR OK VOL VOL TV SWAP INPUT PR PR SLEEP FAVOURITE POSITION 9 4PIP STILL PIP SIZE EYE I II With PIP Without TELETEXT POWER MUTE 1 2 3 4 5 6 7 8 9 ME...

Page 6: ... a menu item switches the set on from standby 5 REMOTE CONTROL SENSOR Note Only use the supplied remote control handset When you use others they ll be not able to function 6 AUDIO VIDEO IN SOCKETS AV IN3 Connect the audio video out sockets of exter nal equipment to these sockets 7 EYE option adjusts picture according to the surrounding conditions Front panel Side panel VIDEO L MONO R AUDIO AV IN3 ...

Page 7: ...spec and performance of parts based upon P N of B O M 5 Warm up TV set for more than 20min before the measurement No 1 2 3 4 5 6 7 8 Item Receiving System Available Channel Input Voltage Market Screen Size Tuning System Operating Environment Storage Environment Remark EU Non EU OPTION Non EU EU NTSC M Non EU EU 200 PR W O TXT Specification PAL SECAM BG PAL SECAM DK PAL I I NTSC M NTSC 4 43 AV SECA...

Page 8: ...is time 4 6 pole magnet is located to magnet of nothing 5 Move the DY to make equal red on whole screen and it does not to make the DY by fixed screw after check a simple color of Red Green Blue and white raster whether or not it is a pollution of color At this time take care raster of screen and DY must fixing in the condition which maintains a horizontality 6 Check the TV set by move direction 4...

Page 9: ...e by SVC communicator 3 Enter the deflection mode by selection SERVICE2 key on SERVICE MENU after enter the adjustment mode by pressing LINE SVC MODE IN START KEY 4 Use the CH D E key to select adjustment item 5 Use the VOL F G key to increase decrease data 7 2 Adjustment Note When adjusting a deflection adjust N50Hz of PAL signal first and adjust a deflection data at N60Hz NTSC Z60Hz N50Hz W50Hz ...

Page 10: ...P picture is in contact with main picture 8 Deflection setting initial data Table 4 Deflection setting initial data SERVICE 2 Fix Don t change data After finishing deflection adjustment at PAL 50Hz NTSC 60Hz is applied deflection compensation value But recheck condition of adjustment at NTSC system and adjust deflection data if necessary Adjust PIP Position adjustment at only PAL 50Hz 10 Fig 2 PAL...

Page 11: ...VOLL R AUX3 VOL SCART1 RF SOUND OUT FM WINDOW FILTER FMWS BOOSTER MAX VOLUME DCXO 29 S SLIM 0 0 0 0 0 0 0 0 0 0 0 100 63 ITEM INCH SYSTEM 200PR TOP ACMS CH AU BOOSTER SOUND PIP VOL CURVE A2 STEREO I II SAVE HIDEVIAT High deviation SCART DVD XWAVE EYE 4KEY TILT DEGAUSS Degaussing OSD LANG TXT LANG REMOCON HOTEL TURBOSCH Turbo search TURBOP S picture sound DCXO A DCXO auto adjust OPTION1 OPTION2 OPT...

Page 12: ...ED RESERVED ENGLISH EAST EU ALL ENGLISH RUSSIAN RESERVED RESERVED RESERVED RESERVED RESERVED ENGLISH EU 7EA WEST EU ALL ENGLISH GREEK RESERVED RESERVED RESERVED RESERVED ENGLISH INDONESIAN MALAY VIETNAMESE THAI ENGLISH GERMAN RUMANIAN POLISH HUNGARIAN CZECH RUSSIAN BULGARIAN ENGLISH RUSSIAN ENGLISH GERMAN FRENCH ITALIAN SPANISH DUTCH PORTUGUESE ENGLISH GERMAN FRENCH ITALIAN SPANISH DUTCH SWEDISH N...

Page 13: ...ol and Earphone transmits a FM through transmitter of inner part in MICOM BOARD to TV sound MONITOR OUTPUT 1 Execute in channel generating voice signal 2 Select a transmitted frequency in MENU OSD MENU SOUND TRANSMITTER frequency selection 87 7MHz 3 A received frequency in an exclusive remote control or received FM Radio is tuned by 87 7MHz 107 7MHz which is same as frequency in OSD 4 Check out wh...

Page 14: ...ck the waveform at pin 4 12 of IC601 Check Replace Q603 NO OK Check the waveform at pin 6 of IC601 Check Replace IC601 NO OK Check the waveform at pin 1 2 14 15 of IC601 Check Replace R823 D826 Check the Heater voltage of CPT 6 6 4 Vrms Check R G B out of CPT board Check IC901 P402A Check 197V line of CPT Board if no problem check and Replace Check the Heater pulse of FBT T402 Check RF901 P402 P40...

Page 15: ...501 Check T401 each pin voltage Check Q401collect waveform Check Replace T402 Check the voltage pin4 of IC810 Check Replace IC810 IC802 Q830 Check Fuse and Diode of secondary Load of SMPS trans T801 Check the B at D829 cathode OPEN Check Replace DB801 NO Check Replace Fuse and IC810 NO OK NO Normal Abnormal Check Replace Q402 Check Replace T401 Check Replace Q401 Check Q402 collector waveform Chec...

Page 16: ... 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 ...

Page 17: ...pin57 58 of IC501 OK Check the signal line of SPK N P Check the waveform at pin4 12 of IC601 NO NO OK Check pin5 mute of IC501 Check the waveform at pin6 of IC601 OK NO NO Check the connection of AV equipment AV OK OK Check the connection of side or Front AV Board P201A Check the voltage at pin3 13 of IC601 Check Replace R823 D826 Correct the Board Check the waveform at pin1 2 14 15 of IC601 Repla...

Page 18: ... 18 PRINTED CIRCUIT BOARD MAIN ...

Page 19: ... 19 LED PRE AMP DEFLECTION SIDE A V CONTROL POWER ...

Page 20: ...BLOCK DIAGRAM 20 ...

Page 21: ...MEMO 21 ...

Page 22: ... 22 EXPLODED VIEW 112 913 170 150 400 943 P1112 503 501 520 580 105 120 300 310 530 600 540 331 330 320 590 700 ...

Page 23: ... LGESY LOCAL 50HZ CUT RIB 4810900075A Bracket MAIN 29FS2 MC035E HIPS 407AF LGETH TOOL 4810V01276C Bracket MOLD HIPS MAIN 29FS2RNB TP MC035E HIPS 51SF 100HZ 503 4810900083A Bracket AV 29FS2 MC061A ABS HF 380 29FS2 50HZ 4810900104B Bracket REAR AV 29FS2RLX TG CW62A HIPS 51SF LGESY LOCAL 520 68719MMX55G PCB Assembly MAIN1 M I CW62A 29FS2ALE TG AFTLLA 68719MMX55H PCB Assembly MAIN1 M I CW62A 29FS2ALX ...

Page 24: ... 40TO 85C PCMP389 42704 0 7uF 5 250V MPP 40TO 85C RH EP050 Y103M B B 10nF 20 16V X5R EGR226M016T1G1C11G 22uF 20 16V 75MA LOCA NO PART NO DESCRIPTION IC12 IC301 IC302 IC601 IC802 IC810 IC823 IC824 IC826 IC901 Q602 Q830 Q105 Q1106 Q201 Q202 Q301 Q302 Q303 Q401 Q402 Q502 Q503 Q504 Q505 Q506 Q603 Q803 Q804 Q805 Q806 Q809 Q810 Q811 Q840 D101 D102 D11 D301 D302 D401 D403 D405 0IAL241610B 0IPMGPH002A 0IK...

Page 25: ...0V 386MA LOCA NO PART NO DESCRIPTION C519 C530 C531 C532 C533 C535 C536 C538 C540 C542 C544 C546 C547 C548 C553 C554 C556 C557 C558 C559 C561 C562 C563 C564 C569 C570 C571 C572 C573 C574 C575 C576 C577 C578 C579 C580 C581 C584 C585 C586 C587 C590 C591 C592 C594 C595 C596 C597 C602 C603 C604 C605 181 007F 0CN2220F569 0CN2230H949 0CF4741L438 0CN1040K949 0CF4741L438 0CN1040K949 0CF4741L438 0CF4741L43...

Page 26: ...CRIPTION L407 L408 L501 L503 L504 L505 L506 L507 L509 L511 L514 L548 L801 T401 T801 C1 C2 C3 C4 C5 C6 G1 G100 G101 G102 G103 G104 G105 G106 G107 G110 G1100 G1101 G1101 G1102 G1102 G1103 G1103 G1104 G1104 G1105 G1105 G1106 G1106 G1107 G1109 G111 G1110 G1110 G1111 6140VB0034E 61409B0003C 0LA0121K119 0LA0121K119 0LA0121K119 0LA0121K119 0LA0121K119 0LA0121K119 0LA0102K119 0LA0121K119 0LA0121K119 0LA01...

Page 27: ... G82 G83 G84 G85 G86 G87 G9 G90 G91 G92 G93 G94 G95 G96 G97 G99 JW401 P101 P103 P10A P1111 P1112A P1112B P1113 P1113A P1113B P11A P12A P13A P1405 P1407A P201A P201B P22B P401 P403A P405 P407 P601 P601 P602 P602 P801A P801B P802A P802B P901 P902B P903 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 072C 336 0...

Page 28: ...28 R23 R252 R253 R26 R301 R301 R303 R304 R306 R306 R307 R308 R309 R309 R310 R311 R314 R314 R315 R316 R317 R317 R318 R319 R319 R320 R321 R322 R323 R324 R325 R326 R328 R403 R404 R405 R407 R408 R409 R410 R411 R412 R415 R417 R433 R435 R438 0RD0912F609 0RD4702F609 0RD1001F609 0RD1001F609 0RD4702F609 0RD0151A609 0RD4702F609 0RD4702F609 0RD1300F609 0RD2701F609 0RD2701F609 0RD2400A609 0RD0561A609 0RD1002F...

Page 29: ...8MM RD 96T1J47K0 47KOHM 5 1 6W 3 2X1 8MM RD 96T1J1R00 1OHM 5 1 6W 3 2X1 8MM RD 96T1J1R00 1OHM 5 1 6W 3 2X1 8MM RD 96T1J100R 100OHM 5 1 6W 3 2X1 8MM RD 96T1J100R 100OHM 5 1 6W 3 2X1 8MM RD 96T1J680R 680OHM 5 1 6W 3 2X1 8MM RD 96T1J82K0 82KOHM 5 1 6W 3 2X1 8MM LOCA NO PART NO DESCRIPTION RD 96T1J1K00 1KOHM 5 1 6W 3 2X1 8MM RD 96T1J47K0 47KOHM 5 1 6W 3 2X1 8MM RD 96T1J12K0 12KOHM 5 1 6W 3 2X1 8MM RD ...

Page 30: ...M BK 152F L3N S 23 RADIAL 1 5KV 1 5KV 5MM BK WSP 122N AXIAL 1 2KV 1 2KV TP WSP 351M AXIAL 350V 350V 7 5MM TP WSP 351M AXIAL 350V 350V 7 5MM TP WSP 351M AXIAL 350V 350V 7 5MM TP 125 022K 20OHM 3 5X6MM AXIAL TP 125 022K 20OHM 3 5X6MM AXIAL TP 125 022K 20OHM 3 5X6MM AXIAL TP 125 022K 20OHM 3 5X6MM AXIAL TP 125 022K 20OHM 3 5X6MM AXIAL TP 6200JB8012T 10MH 31X31X25MM SQE2828S 150 F06T 20MH 38X26X43MM S...

Page 31: ......

Page 32: ...SVC SHEET 38549D0024A S ...

Page 33: ...May 2006 Printed in Korea P NO 38289S0051B ...

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