background image

- 23 -

LOCA. NO           PART NO                                         DESCRIPTION

R09          

R10   

R12          

R13          

R14   

R15          

R16          

R18          

R21          

R22          

R23          

R25          

R26          

R27          

R29  

R41          

R51          

R52          

R105        

R106        

R107        

R121        

R122    

R132  

R133  

R134        

R201        

R204        

R205        

R206        

R207        

R208        

R251

“             

R301        

R302        

R304        

R305

“             

R306        

R307        

R310        

R311        

R312        

R313        

R401        

R402        

R442        

R444        

R446        

R447 

“            

0RD1000F609 

0RD1000F609 

0RD1001F609

0RD1000F609 

0RD1603F609

0RD1001F609 

0RD4701F609 

0RD1203F609 

0RD2201F609 

0RD3902F609 

0RD2200F609 

0RD1201F609 

0RD1601F609 

0RD3601F609 

0RD1201F609 

0RD6200F609

0RD1000F609 

0RD1000F609 

0RD1000F609 

0RD1000F609 

0RS0272J607 

0RD1001F609 

0RD1001F609

0RD1000F609

0RD1001F609

0RD0102F609

0RD0682F609 

0RD0752F609 

0RD0822F609 

0RD0822F609 

0RD0822F609 

0RD1001F609 

0RD0822F609 

0RD0752F609

0RD0101F609 

0RN1501F409 

0RD0221A609 

0RD0221H609 

0RD0271A609

0RS2700K607 

0RD1501F609 

0RD1801F609 

0RD4701A609 

0RD2201F609 

0RD1002F609 

0RD1501A609 

0RS2702K607 

0RD5100A609 

0RD0392A609 

0RD1001F609 

0RD3901F609 

0RD3301F609

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52     

1KOHM 1/6 W 5.00% TA52                         

100 OHM 1/6 W 5.00% TA52                           

160K OHM 1/6 W 5.00% TA52  

1KOHM 1/6 W 5.00% TA52                          

4.7K OHM 1/6 W 5.00% TA52                          

120K OHM 1/6 W 5.00% TA52                          

2.2K OHM 1/6 W 5.00% TA52                          

39K OHM 1/6 W 5.00% TA52                           

220 OHM 1/6 W 5.00% TA52                           

1.2K OHM 1/6 W 5.00% TA52                          

1.6K OHM 1/6 W 5.00% TA52                          

3.6K OHM 1/6 W 5.00% TA52                          

1.2K OHM 1/6 W 5.00% TA52  

620OHM  1/6W   5                        

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

27 OHM 1 W 5.00% TA62                              

1K OHM 1/6 W 5.00% TA52                            

1K OHM 1/6 W 5.00% TA52 

100 OHM 1/6 W 5.00% TA52   

1K OHM 1/6 W 5.00% TA52 

10 OHM 1/6 W 5.00% TA52                         

68 OHM 1/6 W 5.00% TA52                            

75 OHM 1/6 W 5.00% TA52                            

82 OHM 1/6 W 5.00% TA52                            

82 OHM 1/6 W 5.00% TA52                            

82 OHM 1/6 W 5.00% TA52                            

1K OHM 1/6 W 5.00% TA52                            

82 OHM 1/6 W 5.00% TA52

75OHM  1/6W  5                            

1 OHM 1/6 W 5.00% TA52                             

1.5K OHM 1/6 W 1.00% TA52                          

2.2 OHM 1/2 W(7.0)  5.00% TA52                           

2.2 OHM 1/2 W 5.00% TA52    

2.7 OHM 1/2 W(7.0)  5.00% TA52  *LG CPT              

270 OHM 2 W 5.00% TA62                             

1.5K OHM 1/6 W 5.00% TA52                          

1.8K OHM 1/6 W 5.00% TA52                          

4.7K OHM 1/2 W(7.0)  5.00% TA52                          

2.2K OHM 1/6 W 5.00% TA52                          

10K OHM 1/6 W 5.00% TA52                           

1.5K OHM 1/2 W(7.0) 5.00% TA52                          

27K OHM 2 W 5.00% TA62                             

510 OHM 1/2 W(7.0)  5.00% TA52                           

39 OHM 1/2 W(7.0)  5.00% TA52                            

1K OHM 1/6 W 5.00% TA52                            

3.9K OHM 1/6 W 5.00% TA52   

3.3K OHM 1/6 W 5.00% TA52  * LG CPT                   

LOCA. NO           PART NO                                         DESCRIPTION

R450        

R451        

R453        

R455        

R456        

R501        

R502        

R504        

R506        

R518        

R521        

R522        

R523        

R524        

R537        

R538        

R539        

R540        

R542        

R544        

R551        

R552        

R558        

R559        

R572        

R573        

R601        

R602        

R604        

R606        

R608        

R609        

R610        

R611        

R621        

R622        

R623        

R624        

R625        

R626        

R627        

R628        

R651        

R652        

R662        

R663        

R664        

R665        

R666        

R667        

R670        

R671  

0RD4701A609 

0RD0822H609 

0RS4702H609 

0RS2702K607 

0RS2702H609 

0RD2202F609 

0RD1002F609 

0RN3902F409 

0RD1001F409 

0RD3302F609 

0RD1000F609 

0RD2702F609 

0RD1003F609 

0RD3001F609 

0RD1000F609 

0RD1000F609 

0RD1000F609 

0RD1000F609 

0RD1002F609 

0RD2701F609 

0RD2200F609 

0RD2200F609 

0RD4701F609 

0RD1800F609 

0RD5600F609 

0RD2403F609 

0RD4701F609 

0RD1002F609 

0RD1201F609 

0RD7501F609 

0RD1201F609 

0RD7501F609 

0RD4702F609 

0RD4702F609 

0RD9102F609 

0RD6801F609 

0RD1003F609 

0RD1003F609 

0RD1003F609 

0RD5601F609 

0RD3601F609 

0RD0331H609 

0RD4700F609 

0RD3300F609 

0RD1000F609 

0RD1000F609 

0RD1002F609 

0RD3901F609 

0RD3901F609 

0RD0102F609 

0RD1001F609 

0RD1001F609 

4.7K OHM 1/2 W(7.0)  5.00% TA52                          

82 OHM 1/2 W 5.00% TA52                           

47K OHM 1/2 W 5.00% TA52                           

27K OHM 2 W 5.00% TA62                             

27K OHM 1/2 W 5.00% TA52                           

22K OHM 1/6 W 5.00% TA52                           

10K OHM 1/6 W 5.00% TA52                           

39K OHM 1/6 W 1.00% TA52                           

1K OHM 1/6 W 5.00% TA52                            

33K OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

27K OHM 1/6 W 5.00% TA52                           

100K OHM 1/6 W 5.00% TA52                          

3K OHM 1/6 W 5.00% TA52                            

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

10K OHM 1/6 W 5.00% TA52                           

2.7K OHM 1/6 W 5.00% TA52                          

220 OHM 1/6 W 5.00% TA52                           

220 OHM 1/6 W 5.00% TA52                           

4.7K OHM 1/6 W 5.00% TA52                          

180 OHM 1/6 W 5.00% TA52                           

560 OHM 1/6 W 5.00% TA52                           

240K OHM 1/6 W 5.00% TA52                          

4.7K OHM 1/6 W 5.00% TA52                          

10K OHM 1/6 W 5.00% TA52                           

1.2K OHM 1/6 W 5.00% TA52                          

7.5K OHM 1/6 W 5.00% TA52                          

1.2K OHM 1/6 W 5.00% TA52                          

7.5K OHM 1/6 W 5.00% TA52                          

47K OHM 1/6 W 5.00% TA52                           

47K OHM 1/6 W 5.00% TA52                           

91K OHM 1/6 W 5.00% TA52                           

6.8K OHM 1/6 W 5.00% TA52                          

100K OHM 1/6 W 5.00% TA52                          

100K OHM 1/6 W 5.00% TA52                          

100K OHM 1/6 W 5.00% TA52                          

5.6K OHM 1/6 W 5.00% TA52                          

3.6K OHM 1/6 W 5.00% TA52                          

3.3 OHM 1/2 W 5.00% TA52                           

470 OHM 1/6 W 5.00% TA52                           

330 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

100 OHM 1/6 W 5.00% TA52                           

10K OHM 1/6 W 5.00% TA52                           

3.9K OHM 1/6 W 5.00% TA52                          

3.9K OHM 1/6 W 5.00% TA52                          

10 OHM 1/6 W 5.00% TA52                            

1K OHM 1/6 W 5.00% TA52                            

1K OHM 1/6 W 5.00% TA52  

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

For Capacitor & Resistors,
the charactors at 2nd and 3rd
digit in the P/No. means as
follows;

CC, CX, CK, CN : Ceramic
CQ : Polyestor
CE : Electrolytic

RD : Carbon Film
RS : Metal Oxide Film
RN : Metal Film
RF : Fusible

Summary of Contents for CE-21M64KEX

Page 1: ...UAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 019A MODEL CE CL 21M64KX KEX MODEL CE CL 21M66KX KEX website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ... 3 Servicing Precautions 4 Specifications 6 Description of Controls 7 Disassembly Instructions 10 Adjustment 11 Purity Convergence Adjustment 14 Block Diagram 17 Exploded View 18 Exploded View Parts List 19 Replacement Parts List 20 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: ... sound output 5 EYE option switches the eye function on or off 6 Programme Up Down selects 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 7 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Teletext ...

Page 8: ...r 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 if you d...

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 943 400 300 330 320 310 120 913 170 150 153 112 174 520 OPTION 700 ...

Page 19: ...PRING 330 5020V00489A BUTTON 400 3809V00149C BACK COVER ASSEMBLY SCART 520 3141VMN850J CHASSIS ASSY MAIN 019A W 3W 3141VMN850K CHASSIS ASSY MAIN 019A W O 3W 3141VMNP07E CHASSIS ASSY MAIN 019A 21M64 3141VMN850N CHASSIS ASSY MAIN 019A CL 21M66KEX 3141VMN738L CHASSIS ASSY MAIN 019A CL 21M66KX 3141VMNP07F CHASSIS ASSY MAIN 019A CE 21M66KEX 3141VMNP07J CHASSIS ASSY MAIN 019A CE 21M66KEX 3141VMN850P CHA...

Page 20: ...IER BAV21 TP DIODE RECTIFIER BAV21 TP DIODE RECTIFIER 1N4004A DIODE RECTIFIER BRIDGE D2SBA60 STK HOLDER LED MODULE ASSY 4PIN DIODE ZENER MTZJ9 1B DIODE ZENER GDZJ5 1B TP GRANDE DO34 0 5W 5 DIODE ZENER GDZJ6 2B TP GRANDE DO34 0 5W 6 LOCA NO PART NO DESCRIPTION ZD442 ZD443 ZD501 ZD601 Q01 Q101 Q123 Q301 Q402 Q442 Q551 Q555 Q571 Q621 Q651 Q653 Q671 Q672 Q801 Q802 Q803 Q806 C01 C02 C03 C04 C05 C07 C21...

Page 21: ... DESCRIPTION C605 C606 C607 C612 C621 C622 C623 C624 C625 C626 C661 C662 C663 C664 C665 C666 C667 C668 C669 C670 C671 C672 C673 C674 C675 C678 C679 C680 C681 C682 C683 C684 C685 C686 C687 C688 C689 C690 C801 C802 C803 C804 C806 C807 C808 C809 C811 C812 C813 C814 0CQ4721N509 0CF2241L438 0CN1030F679 0CE477DH618 0CE477DJ618 0CQ6821N509 0CE225DK618 0CE106DH618 0CE477DJ618 0CQ1041N509 0CE226DK618 0CX47...

Page 22: ...1 L662 L663 L801 L901 L1202 L1203 R443 R545 R546 R547 T401 T402 T802 T803 P301 P802 P902 P903 P1204 C546 D813 FR441 FR442 FR443 FR802 FR803 J30 J33 J39 J69 J101 J149 J154 L01 L10 L210 R01 R03 R04 R05 R06 R07 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K049 0LA0102K119 0LA0102K119 0LA0102K119 150 C02F 150 C02A 0LA0102K119 0LA0102K119 0LA0101K119 0LA0681K119 0LA0681K119 0LA0681K119 6174V ...

Page 23: ...04 R506 R518 R521 R522 R523 R524 R537 R538 R539 R540 R542 R544 R551 R552 R558 R559 R572 R573 R601 R602 R604 R606 R608 R609 R610 R611 R621 R622 R623 R624 R625 R626 R627 R628 R651 R652 R662 R663 R664 R665 R666 R667 R670 R671 0RD4701A609 0RD0822H609 0RS4702H609 0RS2702K607 0RS2702H609 0RD2202F609 0RD1002F609 0RN3902F409 0RD1001F409 0RD3302F609 0RD1000F609 0RD2702F609 0RD1003F609 0RD3001F609 0RD1000F6...

Page 24: ...220 OHM 1 2 W 7 0 5 00 TA52 RWR 7W 1 0 OHM J PD SWITCH TACT SKHV17910B LG C D NON 12V SWITCH TACT SKHV17910B LG C D NON 12V SWITCH TACT SKHV17910B LG C D NON 12V SWITCH TACT SKHV17910B LG C D NON 12V SWITCH TACT SKHV17910B LG C D NON 12V SWITCH TACT SKHV17910B LG C D NON 12V SWITCH SDKEA3 ALPS IEC 250V 8A HORIZO FILTER CIRC EMC BI3857 FEELUX 5 7X3 6MM FILTER CIRC EMC BI3857 FEELUX 5 7X3 6MM FILTER...

Page 25: ...P NO 3854VA0083B S 2001 04 20 ...

Page 26: ...529 D4 C530 C4 C531 C4 C532 B2 C534 C4 C535 C4 C536 C4 C538 C3 C540 C4 C541 C4 C542 C4 C543 C3 C544 C3 C545 C3 C546 C3 C548 D4 C549 C4 C551 D4 C552 D4 C553 D3 C561 C4 C573 E5 C574 E5 C593 C3 C594 C4 C595 C1 C601 B3 C602 B2 C603 B2 C604 B3 C605 B2 C606 A2 C607 B3 C611 B3 C612 B3 C621 A2 C622 A3 C623 A3 C624 B2 C625 A2 C626 A2 C631 D1 C632 D2 C633 D1 C634 C1 C635 D1 C636 C1 C637 C1 C638 C1 C639 C2 C...

Page 27: ...SVC SHEET 3854V A0083A S SVC SHE ...

Page 28: ...Jan 2003 Printed in Korea P NO 3828VD0107E ...

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