LG CE-29Q46ET Service Manual Download Page 28 | Manualshive

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SVC. SHEET : 3854VA0071A-S1

SVC. SHEET :

3854VA0071A-S2

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Summary of Contents for CE-29Q46ET

Page 1: ...ION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 007A MODEL CE CL 29Q46ET website http biz LGservice com e mail http www LGEservice com techsup html Feb 2001 Printed in Korea P NO 3828VD0077T ...

Page 2: ...NTS Contents 2 Safety Precautions 3 Specifications 4 Control Descriptions 5 Disassembly Instructions 8 Adjustment Instructions 9 Exploded View 14 Exploded View Parts List 15 Replacement Parts List 16 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 positioin connect one lead of...

Page 4: ...ll A V in out Scart 2 Half Audio out A V in out External In Output Audio In 0 5Vrms 3db over 10Kohm Audio Out 0 5Vrms 3db below 1Kohm Video In Out 1Vp p 3db 75ohm R G B In 0 7Vp p 3db Feature Auto programme Manual programme SVM Scanning Velocity Modulation Digital Eye Digital Comb Filter Auto Sleep Dynamic Focus Programme Editing PSM Picture Status Memory CTI Double Window Teletext TOP FLOF Turbo ...

Page 5: ... cassette recorder 6 SSM Sound Status Memory recalls your preferred sound setting 7 PSM Picture Status Memory recalls your preferred picture setting 8 EYE option switches the eye function on or off 9 TELETEXT BUTTONS option These buttons are used for teletext For further details see the ÔTeletextÕ section 10 MUTE switches the sound on or off 11 ARC Aspect Ratio Control changes the picture format 1...

Page 6: ... in clockwise direction 9 4 PIP switches on or off the 9 or 4 sub pictures 17 SLEEP sets the sleep timer 18 SWAP or Q VIEW returns to the previously viewed programme COLOURED BUTTONS These buttons are used for teletext only TELETEXT models or programme edit Battery installation The remote control handset is powered by two AAA or AA type bat teries To load the batteries turn the remote control hand...

Page 7: ...e audio video out sockets of exter nal equipment to these sockets S VIDEO AUDIO IN SOCKETS S AV option Connect the video out socket of an S VIDEO VCR to the S VIDEO socket Connect the audio out sockets of the S VIDEO VCR to the audio sockets as in AV3 10 HEADPHONE SOCKET option Connect the headphone plug to this socket 11 TV AV option selects TV or AV mode clears the menu from the screen switches ...

Page 8: ...d Amp Board 2 Remove respective 6 screws for speaker on the front cabinet Fig 2 2 CPT Removal 1 Pull out the CPT board from the CPT neck 2 Place the front cabinet on soft material not to mar the front surface or damage control knobs 3 Remove 4 screws securing the picture tube mounting brackets to the front cabinet 4 Carefully separate CPT from the front cabinet PICTURE TUBE HANDLING CAUTION Due to...

Page 9: ...e 2 4 0 05Vdc RF AGC Automatic Gain Control Adjustment 1 Input PAL B G 05 CH 2 Connect Multimeter to TP2 J15 AGC adjustment point 3 Adjust VR121 until the voltage of Multimeter becomes 2 5 0 1V Screen Voltage Adjustment 1 Tune the RF Modulator to receive a PAL or SECAM signal 2 Press MIX button on remote controller for Service to get into the Screen Adjust Mode 3 Adhere the Color Analyzer on the W...

Page 10: ...hat a digital circle pattern looks like exact circle EP East west Parabolar Adjust so that middle portion of the outermost left and right vertical line looks like parallel with vertical lines of the CPT EC East west Coner Adjust so that the vertical line at every 4 corners of the screen looks like parallel with the vertical lines of the CPT ET East west Trapezium Adjust to make the length of top h...

Page 11: ...0 1FFH 0 1FFH 0 01FF 0 01FF 00C8 0190 0065 000B 0007 0008 0005 0003 0001 00F0 0158 Range 29Ó Flat 29Ó S Flat Menu FP NP SP S1 VOL S2 VOL 0 127 0 127 0 127 0 127 0 127 0011 0045 001E 0042 0042 Range DATA Mode CONTRAST BRIGHT COLOR SHARPNESS 90 50 50 50 100 55 60 60 60 60 40 40 50 60 40 30 STANDARD DYNAMIC MILD GAME Menu CR CG CB RG GG BG 0 511 0 511 0 511 0 511 0 511 0 511 50 50 50 370 370 370 Rang...

Page 12: ...V MONO VOL H PH DGS TILT 200PRO AV2 HOTEL KEY SYS M VOL OSD T LAN 1 GAME TEXT TOP China Australia EYE Turbo Search SCART STEREO I II MONO Middle East Africa India VOL H Phone Degaussing TILT China Only Back JACK 2EA HOTEL 0 X X X Australia Only X X X X X X Normal VOL X X Back JACK 1EA X Option 1 Option 2 Option 3 Option 4 Menu ...

Page 13: ... 13 MEMO ...

Page 14: ... 14 112 913 150 153 510 170 530 520 550 P801 501 560 570 310 600 700 121 120 300 320 330 400 943 540 580 EXPLODED VIEW ...

Page 15: ...520 6871VMM612X PWB ASSY MAIN 007A CE 29Q46ET W ST 6871VMM612V PWB ASSY MAIN 007A CE 29Q46ET W O ST BY 6871VMM753A PWB ASSY MAIN 007A CL 29Q46ET 530 6871VSM711A PWB ASSY VCD 007A W O PIP W SVHS SVM 540 6871VSM589A PWB ASSY RF ST W H_PHONE 550 6871VSM883A PWB ASSY D FOCUS F CKD 560 6871VSM867A PWB ASSY Q46 CONTROL 570 6871VSM869A PWB ASSY Q46 POWER 580 6871VSM842A PWB ASSY CURRENT HARMONICS STANDAR...

Page 16: ...TP GRANDE DO34 0 5W DIODE ZENER MTZ5 1B TP ROHM K DIODE ZENER MTZ5 1B TP ROHM K LOCA NO PART NO DESCRIPTION HIC181 ICV01 ICN01 IC01 IC02 ICV02 ICN02 IC03 ICN03 IC04 ICN04 ICN05 ICV101 IC101 IC102 IC181 IC301 IC302 IC601 IC801 IC802 IC803 IC851 IC853 IC855 IC856 Ò IC901 Q07 Q08 D01 D02 D03 D04 D101 D124 D301 D302 D401 D402 D403 D404 D405 D407 D408 D412 D601 D602 D802 0IZZVF0016A 0IIT312000A 0IIT341...

Page 17: ...CHIP 2SC3875S ALY KEC TR CHIP 2SC3875S ALY KEC TR CHIP 2SA1504S ASY KEC LOCA NO PART NO DESCRIPTION QV10 QV11 QV12 QV13 QV14 QV15 QV106 C01 C02 C03 C04 C05 C08 C09 C10 C11 C12 C14 C17 C18 C19 C20 C21 C22 C24 C25 C26 C27 C29 C30 C31 C32 C33 C34 C101 C103 C104 C105 C106 C108 C109 Ò C110 C111 C112 C113 C114 C115 C121 C122 0TR387500AA 0TR387500AA 0TR150400BA 0TR387500AA 0TR387500AA 0TR150400BA 0TR3875...

Page 18: ...303 C304 C305 C306 C307 C308 C308 C309 C310 C311 C401 C402 C403 C405 C406 C407 C408 C409 C410 C411 C412 C413 C414 C415 C416 C417 C419 C420 C421 C422 C517 C518 C519 C520 C601 C602 C603 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C802 C803 C804 0CQ3341N401 0CE107BK618 0CQ6821N509 0CQ1021N509 0CQ3931N509 0CQ1031N509 0CE476DJ618 0CE476DJ618 0CN4710K519 0CQ1031N509 0CQ1031N509 0CE474DK618 0C...

Page 19: ...2 CN13 CN16 CN19 CN20 CN21 CN23 CN24 CN29 CN30 CN32 CN34 CN35 CN36 CN37 CN38 CN39 CN40 CN41 CN42 CN43 CN44 CN45 CN46 CN47 CN49 CN50 CN53 CN54 0CK4720W510 0CN1010K519 0CK4720W510 0CE107DF618 0CE107DF618 0CE106DP618 0CK1010W515 0CN2210K519 0CE107DD618 0CN4710K519 0CN4710K519 0CE475DK618 0CN1040K949 0CN2210K519 0CN2210K519 0CN1030F679 0CE476DD618 0CQ5631N409 0CQ1531N509 0CE107DF618 0CE335DK618 0CK224...

Page 20: ...RT NO DESCRIPTION L181 L201 L202 L203 L204 L221 L222 L223 L224 L245 L246 L401 L402 L853 L901 L1201 L1202 L1203 L1204 L1401 LN01 LN03 LN05 LN06 LN07 LN08 LV01 LV02 LV03 LV04 LV05 T401 T402 Ò T801 T802 T803 T1401 JW2A JW8A JW8B P03B P05B P403A P605B P901 P902 PP802 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 150 ...

Page 21: ... 5 00 TA52 1K OHM 1 6 W 5 00 TA52 1K OHM 1 6 W 5 00 TA52 43K OHM 1 6 W 5 00 TA52 5 1K OHM 1 6 W 5 00 TA52 100 OHM 1 6 W 5 00 TA52 LOCA NO PART NO DESCRIPTION 0RD2701F609 0RD8201F609 0RD1000F609 0RD5601F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD5600F609 0RD1001F609 0RD0332F609 0RD0332F609 0RD5601F609 0RD5601F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0R...

Page 22: ...O DESCRIPTION R404 R405 R408 R409 R410 R411 R413 R414 R415 R416 R417 R419 R421 R422 R539 R540 R541 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R801 R802 R803 R804 R805 R806 R807 R808 R809 R821 R822 R851 R852 R853 R854 R858 R860 R861 R862 R863 R864 R865 R866 0RD0332H609 0RS2700K607 0RS0221K607 0RS1801H609 0RMZVBK002C 0RS4702H609 0RS2002H609 0RS1001H609 0RD1002F609 0RD1001F609 0RD620...

Page 23: ...976 R977 R978 R979 R980 R981 R982 R983 R984 R985 R986 R987 R988 R989 R990 R991 R992 R993 R1101 R1102 R1103 R1201 R1202 R1204 R1205 R1401 R1402 RN01 RN02 RN03 RN11 RN14 RN17 RN18 RN19 RN20 RN21 RN22 RN23 RV02 RV03 RV06 RV07 RV16 RV17 RV35 RV122 RV123 RV124 VR121 VR122 0RD5601F609 0RD0102F609 0RD0822F609 0RD0822F609 0RD1000F609 0RD2001H609 0RD1501H609 0RD5602F609 0RD1202F609 0RD5602F609 0RD1201H609 ...

Page 24: ...MURATA FILTER TRAP MKT40 4MA110P TF01 MURATA FILTER TRAP TPWA02B TF21 MURATA 5 5MHZ FILTER TRAP MKT40 4MA110P TF01 MURATA CL FILTER LINE SQE3535 27 5MH CRYSTAL HC49U SUNNY RADIAL 6 000MHZ CRYSTAL HC49U KJE RADIAL 18 432MHZ CRYSTAL HC49U SUNNY RADIAL 20 250MHZ FILTER SAW OFWK3958M 38 9MHZ FILTER SAW OFWK9260M 38 9MHZ SIF FILTER SAW OFWK9350M CL FILTER SAW L9654M 33 9 CL MANUAL OWNERS DG FLAT LG GE ...

Page 25: ...Video Audio C P No 3854VA0071A S1 2000 06 15 ...

Page 26: ...P01 C2 P101 A5 P181 A3 P601 A2 P602 A1 P02A F1 P03A C1 P04A C1 P05A B1 P06A B1 P401A F4 P401B F4 P401C F4 P401D F4 P402A F5 P403A E5 P404A F5 P502A A3 P503A B3 P504A C3 P603A D5 P604A D5 P605A A2 P606A A3 P801A G1 P801B G1 P802A E1 P802B E1 PA02 F1 Q02 B3 Q03 C3 Q04 C3 Q05 D1 Q06 E1 Q07 B1 Q08 A1 Q101 B5 Q102 B5 Q103 A5 Q121 B5 Q122 C4 Q123 C4 Q124 C5 Q125 A4 Q126 B4 Q127 A4 Q201 B5 Q221 D5 Q301 D...

Page 27: ...P or VCD BOARD 5V REG IC854 5 9V REG IC852 3 3 3V REG IC04 13V 9V 5V TUNER 33V SOUND Vcc B 28 S VIDEO SEL BLOCK DIAGRAM TROUBLESHOOTING GUIDE C804 F P 801 SW P 801 T1111 T801 R802 DB801 pin4 T802 R809 D802 18V ICP V 01 ICP V 01 Q401 Q402 T401 OPTION 33V F854 D861 R405 D850 L853 T402 3V pin 32 of IC01 3 3V 0V IC01 FR403 FR413 D405 D406 IC301 ICP V 01 IC852 3 IC854 5 FR406 D408 D858 Q856 Q05 IC851 I...

Page 28: ...SVC SHEET 3854V A0071A S1 SVC SHEET 3854V A0071A S2 ...

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