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6. Exploded View & Parts List

6-1 CT20D9WFX/RCL

Exploded View & Parts List

Samsung Electronics

6-1

Code No

Description

;Specification

Q’ty Remark

AA90-04266A

ASSY COVER FRONT;K15D,20D8,SV907P,HB

A/CFRN

AA64-01028K

CABINET FRONT;20D8,SV907P,BV,K15AH,HB,G

C/F

1-1

AA64-70123B

BADGE-BRAND;AL,R2000,SILVER,L=50,SAMSUNG

BADGE

1-2

AA64-01030D

KNOB POWER;20D8,ABS,G3676,SV907P,HB

1-3

AA61-60003J

SPRING-CS;-,-,SUS304,0.5,OD6,H

SPRING

1-4

AA96-01249A

ASSY PCB P-A/V FRONT;15/19/20,K15D

A/A-V

1-5

AA65-30018A

CLAMP-WIRE;-,NYLON6.6,-,-,DATL

DRESPK

1-6

AA61-40113A

STOPPER-PCB;-,ABS,HB,NTR.

STOPPE

1-7

AA64-01032A

INDICATOR LED;TOOL,20D8,MOLD,-,-,-,-

1-8

AA64-01031A

WINDOW REMOCON;MOLD,20D8,MOLD,-,-,-,-

1-9

6003-001026

SCREW-TAPTITE;RH,+,B,M4,L15,ZPC(BLK),SWR

IL+CF

1-10

3001-001038

SPEAKER;6W,16OHM,92DB,140HZ

SPK

1-11

6003-001026

SCREW-TAPTITE;RH,+,B,M4,L15,ZPC(BLK),SWR

SPK+CF

1-12

AA64-01033D

KNOB CONTROL;20D8,ABS,BLK,SV907P,HB

1-13

6003-001026

SCREW-TAPTITE;RH,+,B,M4,L15,ZPC(BLK),SWR

KC+CF

AA03-10029X

CRT-COLOR;A48KRD82X(H),0MG,SEMI-TINT.

CRT

2-1

AA61-00734A

HOLDER;25POLYVINYL,DEGAUSSING,CHLORI

CDCOIL

2-2

AA60-10050R

SCREW-ASSY;WC,HH,+M5,L31.5,SWR

CRT+CF

2-3

3704-001105

SOCKET-CRT;11P,20PI,26.5PI,NI,-

V999S

AA64-00186A

CABINET-BACK;,HIPS,HB,G4309

B/C

3-1

6003-001026

SCREW-TAPTITE;RH,+,B,M4,L15,ZPC(BLK),SWR

IL+CF

3-2

AA96-20109C

ASSY PWR-CORD;CP2/NO(4.0)H/C300,KKP419C,

PWR/AC

You can search for the updated part code through ITSELF web site.
URL : http://itself.sec.samsung.co.kr

Содержание CT20D9WFX/RCL

Страница 1: ...X RCL COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Disassembly and Reassembly Alignment and Adjustment Troubleshooting Exploded View and Parts List Electrical Parts List Block Diagram Wiring Diagram Schematic Diagrams 1 2 3 4 5 6 7 8 9 10 ...

Страница 2: ...dle brackets metal cabinets screwheads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test Fig 1 1 AC Leakage Test 6 Antenna Cold Check With the unit s AC plug disconnected from the AC source connect an electrical jumper across the two AC prongs Connect one lead of the ohmmeter to an AC prong Connect the other le...

Страница 3: ...t appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications Always determine the cause of damage or overheat ing and correct any potential hazards 15 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of p...

Страница 4: ...g and accessible conductive parts examples metal panels input terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source and turn the power switch ON Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 meg...

Страница 5: ...n anti static solder removal device Many solder removal devices are not rated as anti static these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESD from its protective package until you are ready to install it Most replacement ESDs are packaged with leads that are electrically shorted together by conductive foam aluminum foil or other conductive material...

Страница 6: ... Input Impedance Speaker Impedance NTSC NTSC 2 13 14 69 45 75 41 25 42 18 System Band VHF UHF 1 125 CABLE SYSTEM IF Carrier Frequency Picture IF Carrier Sound IF Carrier Color Sub Carrier MODEL CT 14 Inch AC 120V 60Hz VHF UHF Telescopic dipole antenna 75 ohm unbalanced type 8 ohm SYSTEM NTSC ONLY A34KQV42X 14Inch 15 Inch A36QDT351X 15Inch Flat 20 Inch A48KRD82X 20Inch 21 Inch A51KQJ63X 21Inch ...

Страница 7: ...2 24C04 EEPROM PC801S TCET1108 LTV817B PHOTO COUPLER SPM458AN TDA9377 English Spanish French IC201S Philips Philips Philips FIAIR CHILD VERTICAL OUTPUT LA7840 TDA7266M TDA7266S SOUND AMP IC301 IC602 TDA7266M MONO TDA7266S STEREO IC801S KA5Q0740RT 0765RT POWER IC STR IC802 KA7632 CUSTOM REGULATOR 5V 8V 3 3V ICS601 UPC1851B Sound Processor STEREO NEC Sanyo SEC ...

Страница 8: ...g Electronics 2 3 ELECTROLYTIC CONDENSER IC DIODE SPM458AN Pin 64 U4468B Pin 16 UPC851B Pin 42 IC TRANSISTOR LA7840 TDA6107Q KA7632 TRANSISTOR TRANSISTOR KSC5802 B C E E B C KSC815 Y KSA539 Y SAW FILTER E C B KSC2331 Y 1 1 1 M1864M Fig 2 1 Semiconductor Base Diagrams ...

Страница 9: ...2 4 MEMO ...

Страница 10: ...reassembly Samsung Electronics 3 1 3 Disassembly and Reassembly 3 1 Back Cover Removal 1 After removing the screws press the tension rib and pull the cabinet backwards 2 To reassemble press the tension rib see diagram ...

Страница 11: ...cket board from the CRT neck 2 Remove the Anode Cap from the CRT 3 Remove the main board by pulling it with both hands Warning The FBT is charged with high voltage Before removing the Anode Cap discharge the voltage through one of the heat sinks on the main board 1 Remove the speaker by pressing the tension rib ...

Страница 12: ...RT to the front cabi net Lift the CRT 3 Caution Because of the high vacuum and large surface area of the picture tube be careful while handling it 1 Always lift the picture tube by grasping it firmly around the faceplate 2 Never lift the tube by its neck 3 Do not scratch the picture tube or apply excessive pressure Fractures of the glass may cause an implosion ...

Страница 13: ...3 4 Samsung Electronics MEMO ...

Страница 14: ...e the last step 2 If the EEPROM or CRT is replaced and set SC as 20 factory mode 4 2 Factory Service Mode 4 2 1 Procedure for the Adjustment Mode 1 This mode uses the standard remote control The Service Mode is activated by entering the following remote control sequence 1 DISPLAY FACTORY 2 STAND BY MUTE 1 8 2 POWER ON 2 The SERVICE FACTORY message will be displayed The Service Mode has four compo ...

Страница 15: ...o Pre overshoot Ratio Pre overshoot Window Selection Sound PLL IF AGC Speed Offset IF Demodulator Soft Clipping Level Peak White Limitting Matrix USA Automatic Gain Control Dynamic Skin Tone DVD Bright Offset HBS RP00 RP01 FMWS AGC1 OMD SCL PWL MUS AGC DSK DVDB 15 8 35 32 40 30 42 30 31 20 32 35 11 3 0 32 1 32 3 35 10 12 32 1 1 0 1 32 3 15 0 33 0 5 13 9 31 27 32 25 31 31 31 40 30 20 11 7 0 37 1 32...

Страница 16: ... ON OFF OFF ON ENGLISH ESPANOL FRENCH PORTU OFF ON AIR STD HRC IRC AIR STD HRC AFN ON OFF ON OFF TV AV TV AV DVD ON OFF 800msec Mute Time Tri norma Unavailable Zenith stereo WITH IN UPC1851B Line stereo WITH IN UPC1851B Mono WITH OUT UPC1851B Stereo L STEREO Model Mono Model Nornal Zoom Nomal The power is switched on automatically when detaching the Master S W Auto On Tact S W Model Unavailable Av...

Страница 17: ...quency as specified on the backcover nameplate 7 Do not attempt to connect or disconnect any wires while the TV is turned on Make sure that the power cord is disconnected before replacing any parts 8 To protect against shock hazard use an isola tion transformer 4 3 2 Automatic Degaussing A degaussing coil is mounted around the pic ture tube so that external degaussing after moving the TV should be...

Страница 18: ...illoscope probe 2 Input a gray scale pattern Use a pattern gen erator PM5518 3 Use the P mode key on the remote control for the STANDARD picture 4 Adjust the Screen VR on the FBT so that the voltage on the oscilloscope becomes 125 2 5V See Fig 4 1 4 3 6 Purity Adjustment 1 Warm up the receiver for at least 20 minutes 2 Plug in the CRT deflection yoke and tighten the clamp screw 3 Plug the converge...

Страница 19: ... m Vertical Green Belt Fig 4 4 1 2 a Set up 1 Warm up the TV for at least 30 minutes in the Aging Mode OSD White This mode is dis played by entering the following sequence DISPLAY FACTORY FACTORY 2 Input a Toshiba pattern b Low Light Adjustment 1 Set SBT to 1 2 fL in the Factory Service Mode with using CA100 See Fig 4 4 2 Adjust RG BG so that the levels are suitable to each local area c High Light...

Страница 20: ...and the blue vertical lines in the center area of the screen 5 Turn the both tabs at the same time keeping the angle constant and superimpose the red and blue horizontal line in the center of the screen 6 Adjust the two tab pairs of the 6 pole magnets to superimpose the red and blue line onto the green Changing the angle affects the vertical lines and rotating both magnets affects the horizontal l...

Страница 21: ...o that the lion head circle becomes oval 3 Adjust with VA Vertical Amplitude so that the top margin of the picture is 4 Fig 4 7 4 Adjust with VSL Vertical Slope so that the bottom margin of the picture is 4 Fig 4 8 5 Adjust with HS Horizontal Shift so that the lion head pattern and CRT centers are aligned Fig 4 9 6 Adjust HS Horizontal Shift so that the left and right margins of the picture are 5 ...

Страница 22: ...Abnormal Abnormal Abnormal Counect the Power code Check the X tal SDA SCL port of IC201S Check the 33 Pin H Drive of IC201S Check the 122 5V A Line Check the 3 3V A 5V A Line of IC201S Check Replace IC802 Replace IC201 S Check the FBT D805 D806 Check the 12 5V A Line Check the FD801S D807 IC801S or AC Fuse Check Replace Q401 ...

Страница 23: ...ormal Abnormal Check RK GK BK Signal Check R G B Signal into CRT PCB Check the resistance of R420 Check IC201S Pin 49 BCL IN Pin50 IK Check IC501 B 180V B Check the Voltage of heater Check CRT and FBT Check Replace D812 FBT Re Adjust Screen Voltage Replace R420 Check CRT and FBT Check Replace IC201S Check Replace R421 R422 D505 Check IC201S Pin 51 52 53 R G B ...

Страница 24: ...eaker and Wire Check Replace ICS601 Check IC201S TUNER Check Replace IC201S See No Power Check TUNER Replace IC601 Replace Check IC601 Replace FD801S D807 Check IC601 Pin1 2 14 15 Check IC201S Pin28 MIS Check ICS601 B SDA SCL Check IC201S Pin28 Check IC601 B Check R608 R609 Check FD801S D807 Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal MONO STEREO ...

Страница 25: ...Electronics Troubleshooting 5 4 Vertical Lines Appear or Screen Normal Normal Abnormal Abnormal Check R304 R305 D301 D302 Check IC201S Check IC201S Pin 21 22 VDN VDP Check IC301 B 16V C 13 5V C Check Replace IC301 ...

Страница 26: ... 8 AA64 01031A WINDOW REMOCON MOLD 20D8 MOLD 1 WR 1 9 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 1 IL CF 1 10 3001 001038 SPEAKER 6W 16OHM 92DB 140HZ 2 SPK 1 11 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 8 SPK CF 1 12 AA64 01033D KNOB CONTROL 20D8 ABS BLK SV907P HB 1 KC 1 13 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 1 KC CF 2 AA03 10029X CRT COLOR A48KRD82X H 0MG SEMI TINT 1 ...

Страница 27: ...000512 SCREW TAPPING RH 2 M4 L12 ZP 1 KC CF 1 9 AA64 03012A WINDOW RMC LED 14F3 PC CLR 1 WR 1 10 6002 000512 SCREW TAPPING RH 2 M4 L12 ZPC BLK SWR WR CF 1 11 3001 001037 SPEAKER 5W 8OHM 89DB 180HZ 1 SPK 1 12 6002 000512 SCREW TAPPING RH 2 M4 L12 ZPC BLK SWR 4 SPK CF 2 AA03 10029X CRT COLOR A48KRD82X H 0MG SEMI TINT 1 CRT 2 1 AA61 00734A HOLDER 25POLYVINYL DEGAUSSING CHLORI 2 CDCOIL 2 2 AA60 10050R...

Страница 28: ...04 000295 SW TACT V KPT1122R1KEYSTT 0 3M 3 FP801S 3601 001012 FUSE FERRULE 250V 4A SLOW BLOW 3 V999S 3704 001105 SOCKET CRT 11P 20PI 26 5PI NI 3 CN604 3711 002643 POST HEADER YW025 04 AUTO 3 CN701 3711 003641 CONNECTOR HEADER BOX 12P 1R 2 3 JA701 3722 001453 JACK RCA 3P 3 4mm NI BLK 3 IC201S AA09 00318A IC MICOM TDA9377PS N2 AI SPM 458AN1 64P 3 T801S AA26 00172A TRANS SWITCHING EER3543 K15D 90 264...

Страница 29: ...01 000281 R CARBON 100OHM 5 1 8W AA TP 4 R912 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R913 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R914 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R917 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R933 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R934 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R942 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R943 2001 000281 R CARB...

Страница 30: ...F 20 25V GP 6X11MM 5 4 CS629 2401 000302 C AL 100UF 20 25V GP 6X11MM 5 4 C307 2401 000360 C AL 100UF 20 50V GP 8X11MM 5 4 C308 2401 000360 C AL 100UF 20 50V GP 8X11MM 5 4 C506 2401 000430 C ELECTROLYTIC CE04WTAPG250V10 4 C403 2401 000560 C AL 1UF 20 160V GP GT 6 3 11MM 4 C219 2401 000603 C AL 1UF 20 50V GP 5X11MM 5MM 4 C601 2401 000603 C AL 1UF 20 50V GP 5X11MM 5MM 4 CS603 2401 000603 C AL 1UF 20 ...

Страница 31: ...RE SO COPPER TA0 6SN 52M M A 4 L403 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J127 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 01VER AA41 00625B PCB MAIN TXM1967X XAA FR 1 1L B 1 6T 245 4 EY401 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY402 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY403 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY404 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY405 AA60 40011A EYEL...

Страница 32: ... 4 D504 0402 001105 DIODE RECTIFIER ERB43 04SV1 400V 1 0A 4 D812 0402 001105 DIODE RECTIFIER ERB43 04SV1 400V 1 0A 4 D801S 0402 001111 DIODE RECTIFIER 1N5397GP 600V 1 5A DO 2 4 D802S 0402 001111 DIODE RECTIFIER 1N5397GP 600V 1 5A DO 2 4 D803S 0402 001111 DIODE RECTIFIER 1N5397GP 600V 1 5A DO 2 4 D804S 0402 001111 DIODE RECTIFIER 1N5397GP 600V 1 5A DO 2 4 DZ211 0403 000508 DIODE ZENER MTZJ5 6B 5 6V...

Страница 33: ...1011 R FUSIBLE S 0 18OHM 10 2W AF 4 R421 2008 001011 R FUSIBLE S 0 18OHM 10 2W AF 4 R420 2008 001047 R FUSIBLE S 68ohm 5 2W AF TP 3 9x10mm 4 C806 2301 001435 C FILM PPF 1 5nF 5 1 2kV TP 15x8x12 5mm 4 C501 2201 000193 C CERAMIC DISC 10PF 0 25PF 50V 4 C302 2201 000259 C CERAMIC DISC 180PF 10 500V Y5P 6X4MM 4 CR409S 2201 000639 C CERAMIC DISC 680PF 10 2KV Y5P 5MM T 4 C908 2201 000573 C CERAMIC DISC 4...

Страница 34: ... TA0 6SN 52M M A 4 J605 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J606 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J801 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J802 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J803 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J804 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J805 3812 000219 JUMPER WIRE SO COPPER ...

Страница 35: ...12 ZP 3 WR CF 6002 000512 SCREW TAPPING RH 2 M4 L12 ZP 3 SPRING AA61 60003J SPRING CS SUS304 0 5 OD6 H 3 WR AA64 03012A WINDOW RMC LED 14F3 PC CLR 3 KC AA64 03007A KNOB CONTROL 14F3 ABS HB G3676 SVM 3012 3 KP AA64 03008A KNOB POWER 14F3 ABS HB G3676 SVM 3012 2 BADGE AA64 70126A BADGE BRAND AL L 45 SAMSUNG SILVER 2 CWIRE2 AA65 30018A CLAMP WIRE NYLON6 6 DATL 2 CWFC AA65 30105A CLAMP WIRE NYLON 66N ...

Страница 36: ... 6107 E 2PR OM 24C04 AC KA5Q0740RT KA5Q0765RT S W MULTI REGULATOR 3 3V TO MCU 8V TO MCU I 2C AUDIO A M P TDA7266M S F STEREO SOUND PROCESSOR UPD1851B BT FSV 14A004C VIDEO I 2C IC M C U SP M 458A N 2 3 2 4 21 22 50 53 2 3 4 44 2 38 39 R L OUT 24 25 STEREO MONO 12 H OUT TR 3 3 16 5V TO Ver A M P 180V TO C RT Heat TO C RT 13V TO SOUND AMP 8R 2EA 8R 1EA KA7632 KSC 5386 Q ...

Страница 37: ...m CRT PCB 7 6 5 4 3 1 2 SOUND R IN GND SOUND R OUT SOUND L OUT VIDEO IN VIDEO OUT SOUND L IN 1 2 3 4 R OUT B OUT G OUT GND A V PCB 9 8 5 7 6 GND IK GND HEAT B OUT CN501 CN601 STEREO CN701 4 3 2 1 L OUT R OUT L OUT L OUT CN603 M0NO 3 2 1 L OUT L OUT L OUT POWER CORD ...

Страница 38: ...9 2 MEMO ...

Страница 39: ...TP06 TP05 TP04 TP02 TP03 TP01 Schematic Diagrams 10 1 Samsung Electronics 10 Schematic Diagrams 10 1 MAIN 1 4 TP01 TP02 TP03 TP04 TP05 TP06 ...

Страница 40: ...Schematic Diagrams 10 2 Samsung Electronics 10 2 MAIN 2 4 TP08 TP07 TP11 TP10 TP09 TP07 TP08 TP09 TP10 TP11 ...

Страница 41: ...Schematic Diagrams 10 3 Samsung Electronics 10 3 MAIN 3 4 TP08 TP07 TP07 TP08 Power Line Signal Line ...

Страница 42: ...Schematic Diagrams 10 4 Samsung Electronics 10 4 MAIN 4 4 ...

Страница 43: ...ELECTRONICS Samsung Electronics Co Ltd DEC 2002 Printed in Korea AA82 00268A ...

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