LG RF/RT-14/21CA80M/MX Service Manual Download

Page: 22 / 32

REPLACEMENT PARTS LIST

LOCA. NO PART NO DESCRIPTION

HIC01

IC01

“

IC02

IC03

IC301

IC591

IC601

IC602

“

IC603

IC631

IC801

IC802

IC803

IC804

IC842

IC844

IC901

ICV01

D101

D102

D301

D401

D441

D442

D443

D501

D571

D802

D803

D805

D806

D807

D808

D814

D815

D824

D901

D902

D903

D904

DB801

LD01

ZD01

ZD101

0IZZVF0017C

0ICTMPH005C

0ICTMPH002C

0ICTMPH003C

0ICTMPH004D

0ICTMPH017A

0ISG111733B

0IAL241600B

0ISA784070A

0ISA701600A

0ISG729700A

0ISG726600A

0IFA754207A

0IMCRPH010A

0ILI817000G

0ISK665413C

0ISK110000A

0IMCRUK002A

0IMCRKE001A

0IPH610700A

0ISH052100A

0DD414809ED

0DSVH00019A

0DD400509AA

0DD150009CA

0DD060009AC

0DD414809ED

0DD100009AM

0DD414809ED

0DD200009AH

0DD100009AM

0DD300009AC

0DD060009AC

0DD420000BB

0DR210009AC

0DR140049AC

0DD260000BB

4930V00183B

0DZ910009AJ

0DZ510009AK

IC,GAME MODULE

IC,TDA9381PS/N2/31

IC,TDA9361PS/N2/4

IC,TDA9361PS/N2/4I,0790

IC,TDA9381PS/N2/3I,0782

IC,TDA9381PS/N2/3I 0861

IC,LD1117V33C 3SIP ST REGULATOR

IC,AT24C16-10PC 8D EEPROM 16K

IC,LA7840 7S VERTICAL

IC,LA7016 8S ANALOG

IC,LA7016 8S ANALOG S/W

IC,TDA7297 15P,SIP BK 2CH 15W DUA

IC,TDA7266S 15P,SIP BK

IC,KA75420ZTA(KA7542ZTA) 3P,TO-92

IC,TDA9859 PHILIPS 32P SDIP ST UN

IC,LTV817M-VB 4P,DIP BK PHOTO COU

IC,STR-F6654R(LF1352) 5 SIP BK ST

IC,SE110N(LF12) 3P 110V ERROR AMP

IC,S78DL05 AUK 3P,TO92 TP 5V-REGU

IC,KIA78R08PI KEC 4PIN,TO220IS-4

IC,TDA6107Q SIP9 BK VIDEO OUT AMP

IC,PQ05RF21 4P

DIODE,1N4148 TA

DIODE,SWITCHING BA282 DO35 35V 100MM

DIODE,RECTIFIERS 1N4005

DIODE,RECTIFIERS RGP15J

DIODE,RECTIFIERS TVR06J

DIODE,1N4148 TA

DIODE,RECTIFIERS EU1ZV(1)

DIODE,1N4148 TA

DIODE,RECTIFIERS RU2AMV

DIODE,RECTIFIERS EU1ZV(1)

DIODE,RECTIFIER RU3AMV(1)

DIODE,RECTIFIERS TVR06J TP

DIODE,D4L20U SHINDENGEN

DIODE,RECTIFIERS BAV21 DO35 200V 0.2

DIODE,RECTIFIERS 1N4004A T-81

DIODE,RECTIFIERS BRIDGE D2SBA60(STK)

HOLDER LED MODULE ASSY 4PIN

DIODE,ZENERS MTZJ9.1B TP ROHM-K DO34 0.5W

DIODE,ZENERS GDZJ5.1B TP GRANDE DO34 0.5W

LOCA. NO PART NO DESCRIPTION

ZD441

ZD442

ZD443

ZD501

ZD601

ZD901

Q01

Q102

Q103

Q211

Q212

Q213

Q214

Q215

Q216

Q301

Q402

“

Q442

Q551

Q552

Q553

Q554

Q555

Q571

Q621

Q651

Q653

Q801

Q802

Q806

QV01

QV02

C01

C02

C03

C04

C05

C07

C21

C51

C101

C102

C107

C109

C110

C111

C112

C113

0DZ620009AK

0DZ820009BF

0DZ330009DG

0DZ820009BF

0DZ910009BD

0DZ750009BE

0TR198009BA

0TR319709AB

0TR102009AB

0TR198009BA

0TR534309AA

0TR198009BA

0TR570200AA

0TRSA10002A

0TR233109AA

0TR198009BA

0TR534309AA

0TR198009BA

0TR534309AA

0TR198009BA

0TR102009AB

0CN1020K519

0CN1030F679

0CE107DD618

0CC2200K415

0CE107DD618

0CN1030F679

0CE106DF618

0CE107DD618

0CE476DK618

0CN1030F679

0CN1020K519

DIODE,ZENERS GDZJ6.2B TP GRANDE DO34 0.5W

DIODE,ZENERS GDZJ8.2B TP GRANDE DO34 0.5W

DIODE,ZENERS GDZJ33B TP GRANDE DO34 0.5W

DIODE,ZENERS GDZJ8.2B TP GRANDE DO34 0.5W

DIODE,ZENERS GDZJ9.1B TP GRANDE DO34 0.5W

DIODE,ZENERS GDZJ7.5B TP GRANDE DO34 0.5W

TR,2SA1980Y TP AUK - -

TR,KTC3197,TP(KTC388A),KEC

TR,KRC102M,TP(KRC1202),KEC

TR,2SA1980Y TP AUK - -

TR,2SC5343Y TP AUK - -

TR,2SA1980Y TP AUK - -

TR,KSD5702 BK SAMSUNG TO3PF H-OUT

TR,TT2140 SANYO ST TO220F 150

TR,KSC2331-Y TP SAMSUNG TO-92L

TR,2SA1980Y TP AUK - -

TR,2SC5343Y TP AUK - -

TR,2SA1980Y TP AUK - -

TR,2SC5343Y TP AUK - -

TR,2SA1980Y TP AUK - -

TR,KRC102M,TP(KRC1202),KEC

1000P 50V K B TA52

10000P 16V M Y TA52

100UF STD 10V M FL TP5

22P 50V J NPO TS

100UF STD 10V M FL TP5

10000P 16V M Y TA52

10UF STD 16V M FL TP5

100UF STD 10V M FL TP5

47UF STD 50V M FL TP5

10000P 16V M Y TA52

1000P 50V K B TA52

DIODE

TRANSISTOR

- 22 -

The components identified by mark are
critical for safety.
Replace only with part number specified.

CAPACITOR

Summary of Contents for RF/RT-14/21CA80M/MX

Page 1: ...ERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 019A MODEL RF RT 20 21CA80VE VQ VW MODEL RF RT 14 21CA80M MX MODEL CF 21CA810EX RF 21CB90VQ website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...Servicing Precautions 4 Specifications 6 Description of Controls 7 Disassembly Instructions 10 Adjustment 11 Purity Convergence Adjustment 14 Block Diagram 17 Exploded View 18 20 Exploded View Parts List 19 21 Replacement Parts List 22 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: ...s are integrated circuits and some fieldeffect transistors and semicounductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electostatic charge on your body by touching a known earth ground Alter...

Page 5: ...the corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the ...

Page 6: ...SD On Screen Display EASY MENU O Voice coil impedance 8 ohm O Sound output 7W 2 MAX Dual Stereo A2 NICAM Option O External connection Head Phone Jack A V in 2 PERI Connector Full Scart 1 DVD in O External In Output Audio In 0 5Vrms 3dB over 10Kohm Audio Out 0 5Vrms 3dBb below 1Kohm Video In Out 1Vp p 3dB 75ohm DVD In Y 1Vp p 3dB Pb Pr 0 7Vp p 3dB O Feature Auto programme Manual programme CSM Color...

Page 7: ...s a programme or a menu item switches the set on from standby scans programmes automatically F F G G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 6 Q VIEW returns to the previously viewed programme selects a favorite programme 7 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Teletext section ...

Page 8: ...e used for teletext only TELETEXT models or programme edit Battery installation The remote control handset is powered by two AAA type batteries To load the batteries turn the remote control handset over and open the battery compartment Install two batteries as indicated by the polarity symbols and marked inside the compartment Note To avoid damage from possible battery leakage remove the batteries...

Page 9: ... AUDIO VIDEO IN SOCKETS AV option Connect the audio video out sockets of external equipment to these sockets Note If both the input jacks on the front side panel and back panel have been connected to external equipments simultane ously only the input jacks on the front side panel can be received 7 HEADPHONE SOCKET option Connect the headphone plug to this socket 8 TURBO SOUND PICTURE option switch...

Page 10: ...oval 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 5 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 high vacuum and large surface area of picture tube great care must be exercised when han...

Page 11: ... SVC mode 2 Press the Yellow button several times to find OPTION 1 or OPTION 2 3 Input the correspond OPTION data referring to Table below with the numeric buttons 4 Press the OK V button to memorize the data Table 1 OPTION 1 Function Table 2 OPTION 2 Function Table 3 OPTION 3 Function ADJUSTMENT 21 FCD 12 FLAT 14 16 CPT 8 15 CPT 10 FLAT 20 21 CPT 12 CDL Data Remark 0 1 0 1 0 1 0 1 0 1 SCART TOP 2...

Page 12: ...Press Channel UP DOWN button for desirous function adjustment 5 Adjust VOL or VOL button in each status of RG BG for X 272 8 Y 288 8 with color analyzer Europe Model X 288 8 Y 295 X 272 8 11 000K 7 Press the OK V button to memorize the data Test Point AGC TP C101 Adjust Remote Controller Tuner P N Marker AGC Voltage 6700VPF009G LG Innotek W S TUNER 2 7 0 05V 6700VPF016A DAEWOO W S TUNER 2 7 0 05V ...

Page 13: ... is in accord with geometric horizontal center of the CPT VA Vertical Amplitude Adjust so that the circle of a digital circle pattern may be located within the effective screen of the CPT SC Vertical S Correction Adjust so that all distance between each horizontal lines are to be the same VS Vertical Shift Adjust so that the horizontal center line of a digital circle pattern is in accord with geom...

Page 14: ...mpletely forward 5 Reconnect the internal degaussing coil 6 Position the beam bender locking rings at the 9 o clock position and the other three pairs of tabs 2 4 and 6 pole magnets at the 12 o clock position 7 Perform the following steps in the order given to prepare the receiver for the purity adjustment procedure a Face the receiver in the magnetic north direction b Externally degauss the recei...

Page 15: ...e internal degaussing coil 9 Turn on the receiver connect a signal generator to the VHF antenna terminal and apply a crosshatch signal Caution During the convergence adjustment procedure be very careful not to disturb the purity adjustment tabs are accidentally move purity should be confirmed before proceeding with the convergence adjustments Note Make sure the focus is set correctly on this instr...

Page 16: ... and blue horizontal lines Fig upper right 17 Temporarily place a rubber wedge at the 5 o clock and 7 o clock positions to hold the horizontal position of the yoke 18 Check the 3 o clock and 9 o clock areas to confirm that the red and blue vertical lines are converged If the lines are not converged slightly offset the horizontal tilt of the yoke move the temporary rubber wedges if necessary to equ...

Page 17: ...7266 97 STEREO Sound Max SOUND AMP TDA7266 97 IC131 5V REG Option Part IIC Bus Line TDA9381 Non TXT Audio Mono TV OUT 28 33 21 22 38 Sound Trap Part Video OUT TV MNT OUT 50 42 51 53 STEREO B01K A13P MONO B01L 10 12 9 5 3 9 8 10 2 6 14V 1 ST BY TRANS 3W Opt SPK L OUT 24 25 47 44 AUDIO AM IN L L Only 30 39 31 40 28 30 14 39 8V From IC844 14 39 39 3 3V Reg 5V From IC842 3 3V 8V From IC844 IC844 8V RE...

Page 18: ... 18 EXPLODED VIEW 913 112 153 170 150 174 330 320 310 120 121 530 340 700 400 943 350 354 520 550 ...

Page 19: ...ON TURBO 350 3750V00021A 3750V00021A RACK BASE ASSY 354 4980V00035A 4980V00035A SUPPORTER BASE NON SWIVEL 400 3809V00A42B 3809V00285A 3809V00285A BACK COVER ASSY 3809V00285D 3809V00285D BACK COVER ASSY JACK 3809V00A42D 3809V00285B BACK COVER ASSY SCART ESSALEM 3809V00285C 3809V00285C BACK COVER ASSY SCART 520 6871VMM754T 6871VMM855R 6871VMM855S PWB ASSY MAIN 6871VMM855U PWB ASSY MAIN HAFIDH 6871VM...

Page 20: ... 20 EXPLODED VIEW CB90 913 112 153 170 150 174 310 700 540 340 350 354 330 320 121 120 520 400 943 300 122 ...

Page 21: ... SPRING KNOB 330 5020V00800A BUTTON POWER RT 21CB90 ABS HF 380 1KEY EXPORT SHAHAB 340 5020V00802A BUTTON TURBO RT 20CB90 ABS HF 380 2KEY EXPORT SHAHAB 350 3750V00046B RACK BASE ASSY RF 21CB90VQ PPL 354 4980V00035A SUPPORTER BASE EVA NONE 400 3809V00345B BACK COVER ASSEMBLY RF 21CB90VQ PPL 1PHONE 520 6871VMMP38Q PWB PCB ASSEMBLY MAIN MC019A RF 21CB90VQ KMLLKS2 SHAHAB PPL 540 6871VSM360R PWB PCB ASS...

Page 22: ... D2SBA60 STK HOLDER LED MODULE ASSY 4PIN DIODE ZENERS MTZJ9 1B TP ROHM K DO34 0 5W DIODE ZENERS GDZJ5 1B TP GRANDE DO34 0 5W LOCA NO PART NO DESCRIPTION ZD441 ZD442 ZD443 ZD501 ZD601 ZD901 Q01 Q102 Q103 Q211 Q212 Q213 Q214 Q215 Q216 Q301 Q402 Q442 Q551 Q552 Q553 Q554 Q555 Q571 Q621 Q651 Q653 Q801 Q802 Q806 QV01 QV02 C01 C02 C03 C04 C05 C07 C21 C51 C101 C102 C107 C109 C110 C111 C112 C113 0DZ620009A...

Page 23: ...C541 C542 C548 C549 C551 C561 C573 C574 C593 C594 C595 C601 C602 C603 C605 C606 C607 C612 C631 C632 C633 C634 C635 C636 C637 C638 C639 C640 C641 C642 C643 C644 C645 C646 C653 C655 C801 C802 C803 C804 C805 C806 0CN1030F679 0CE225CK636 0CQ1041N509 0CN1030F679 0CF4741L438 0CN2230H949 0CN2230H949 0CN2230H949 0CN8210K519 0CQ4721N509 0CX4700K409 0CE107DD618 0CE476DF618 0CQ1021N509 0CE475DK618 0CQ1041N50...

Page 24: ...C253 C255 C546 20 D813 FR441 FR442 14 20 FR443 FR802 FR901 J30 J33 J39 J67 J81 J101 J149 J154 L01 L10 L251 L252 L631 R01 R02 R03 R04 R05 R06 R07 0LA0102K119 0LA0102K119 0LA0681K119 0LA0561K119 0LA0102K049 150 C02F 0LA0101K119 0LA0681K119 0LA0681K119 0LA0681K119 6174V 6002K 6174Z 6040C 6170VC0003C 151 A13P 6170VMCB01K 0RD4702F609 0RD4702F609 0RD1503F609 0RD1103F609 0RS0272H609 0RF0470J607 0RF0121K6...

Page 25: ...2 R223 R224 R225 R226 R227 R228 R251 R254 R255 R301 R302 20 R304 20 R305 R306 20 R307 20 R310 R311 R312 R313 R401 R402 R442 R444 R446 R447 14 20 R450 R451 14 21 R453 14 20 R455 R456 14 20 R501 R502 0RD1801F609 0RD4702F609 0RD1201F609 0RD4701F609 0RD3901F609 0RD1201F609 0RD3901F609 0RD4701F609 0RD1201F609 0RD1801F609 0RD1300F609 0RD2200H609 0RD2200A609 0RD2200H609 0RD2200A609 0RD0101F609 0RN1501F40...

Page 26: ...812 R813 R815 R816 R901 R902 R903 R904 R905 R906 R907 R908 R909 R910 R911 R912 RC801 RV01 RV02 SW01 SW02 SW03 SW04 SW05 SW06 SW07 SW08 SW801 FB801 FB802 FB803 L611 T551 T552 T553 T801 0RD2000F609 0RD2701F609 0RD2201F609 0RD1001F609 0RD4701F609 180 A01P 0RD2401F609 0RD4701F609 0RS4702K607 0RK8204H609 0RD1002F609 0RD0751H609 0RD0751A609 0RD2001F609 0RD2200F609 0RD2200F609 0RD2200F609 0RD2200F609 0RD...

Page 27: ... OWNERS NON LG AR EN REMOTE CONTROLLER W TXT GS REMOTE CONTROLLER W O TXT REMOTE CONTROLLER W O TXT LG REMOTE CONTROLLER W O TXT LG LGEIN REMOTE CONTROLLER W TXT LG ANTENNA 2 POLE 3 SECTION 700MM 650MM SOCKET CPT PCS030A 8PIN 14 360 SOCKET CPT PCS031A 7PIN THERMISTOR PTC J502P84D140M290Q TUNER DT5 BF70D PARTSNIC MULTI FS W TUNER TAEM G001D LG PAL TUNER TUMLF4EG 775F2 VARISTOR TVR621D14A 620V 10 U ...

Page 28: ...P NO 3854VA0083A S 2002 11 14 ...

Page 29: ...PRINTED CIRCUIT BOARD ...

Page 30: ...54 B1 L255 C1 L260 C1 L401 F4 L402 F4 L501 C5 L502 D4 L503 D4 L506 D4 L551 D3 L552 D3 L553 D4 L601 D2 L611 D3 L621 D3 L631 D2 L661 B2 L662 D3 L663 C2 L801 E4 L802 E3 LD01 F1 P102 B5 P302 E5 P541 C3 P601 B2 P602 B2 P701 B2 P901 A2 P902 B1 P903 B2 P01A A4 P02A D1 P03A D1 P05A C1 P06A B2 P301A F4 P301B F4 P301C F4 P301D G4 P801A G1 P801B G1 P802A F1 P802B F1 PA01 F1 PJ201 C5 PJ202 C1 Q01 E1 Q11 B5 Q1...

Page 31: ...SVC SHEET 3854V A0083A S SVC SHE ...

Page 32: ...Dec 2003 Printed in Korea P NO 3828VD0107N ...

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