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Samsung CT721APX/XAX Service Manual Download Page 45

CC41

2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012

CC42

2401-002291 C-AL;47uF,20%,16V,GP,TP,6.3x5,5

CC43

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC44

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC45

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC46

2401-002291 C-AL;47uF,20%,16V,GP,TP,6.3x5,5

CC47

2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012

CC48

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC49

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC50

2401-002291 C-AL;47uF,20%,16V,GP,TP,6.3x5,5

CC51

2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012

CC52

2203-000218 C-CERAMIC,CHIP;100nF,20%,50V,Y5V,TP,2012

CC53

2401-002291 C-AL;47uF,20%,16V,GP,TP,6.3x5,5

CC54

2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012

CE07

2201-000144 C-CERAMIC,DISC;0.1nF,5%,50V,NP0,TP,8.5x3

CE10

2201-000144 C-CERAMIC,DISC;0.1nF,5%,50V,NP0,TP,8.5x3

CON01

3711-002702 CONNECTOR-HEADER;NOWALL,4P,1R,2.5mm,ANGL

CON02

3711-002703 CONNECTOR-HEADER;NOWALL,5P,1R,2.5mm,ANGL

ICC01

1203-000274 IC-POSI.FIXED REG.;7805,TO-220,3P,-,PLAS

ICC03

1204-001230 IC-SEPARATOR;CXD2043Q,QFP,80P,-,PLASTIC,

LC01

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC02

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC05

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC06

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC07

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC08

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC09

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LC10

2701-000136 INDUCTOR-AXIAL;18uH,10%,2.5x3.4mm

LPFC1

AA29-90001L FILTER-LC;-,SLP-4488,LP,6.0MHZ,T

LPFC2

AA29-90001L FILTER-LC;-,SLP-4488,LP,6.0MHZ,T

PCBD

AA41-10771APCB-DCOMB;ACT52MA,1L,FR-1,68x85,A9,245x2

QC01

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QC07

0501-000283 TR-SMALL SIGNAL;KSA539,PNP,400mW,TO-92,T

QC08

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QC09

0501-000283 TR-SMALL SIGNAL;KSA539,PNP,400mW,TO-92,T

QC10

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QC11

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QE02

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QE03

0501-000283 TR-SMALL SIGNAL;KSA539,PNP,400mW,TO-92,T

RC01

2007-000290 R-CHIP;100OHM,5%,1/10W,DA,TP,2012

RC02

2007-000030 R-CHIP;560OHM,5%,1/10W,DA,TP,2012

RC03

2001-000281 R-CARBON;100OHM,5%,1/8W,AA,TP,1.8X3.2MM

RC04

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC05

2007-000457 R-CHIP;18KOHM,5%,1/10W,DA,TP,2012

RC06

2007-000686 R-CHIP;3.3KOHM,5%,1/10W,DA,TP,2012

RC07

2007-000290 R-CHIP;100OHM,5%,1/10W,DA,TP,2012

RC08

2007-000653 R-CHIP;27KOHM,5%,1/10W,DA,TP,2012

RC44

2007-001039 R-CHIP;56KOHM,5%,1/10W,DA,TP,2012

RC45

2007-000030 R-CHIP;560OHM,5%,1/10W,DA,TP,2012

RC48

2001-000969 R-CARBON;75OHM,5%,1/8W,AA,TP,1.8X3.2MM

RC49

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC51

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC52

2007-000686 R-CHIP;3.3KOHM,5%,1/10W,DA,TP,2012

RC53

2007-000686 R-CHIP;3.3KOHM,5%,1/10W,DA,TP,2012

RC54

2007-001201 R-CHIP;820OHM,5%,1/10W,DA,TP,2012

RC55

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC61

2007-000572 R-CHIP;220OHM,5%,1/10W,DA,TP,2012

RC62

2001-000281 R-CARBON;100OHM,5%,1/8W,AA,TP,1.8X3.2MM

RC63

2007-000493 R-CHIP;2.2KOHM,5%,1/10W,DA,TP,2012

RC64

2007-000030 R-CHIP;560OHM,5%,1/10W,DA,TP,2012

RC65

2007-000981 R-CHIP;5.6KOHM,5%,1/10W,DA,TP,2012

RC66

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC67

2007-001166 R-CHIP;75OHM,5%,1/10W,DA,TP,2012

RC71

2007-000572 R-CHIP;220OHM,5%,1/10W,DA,TP,2012

RC72

2007-000290 R-CHIP;100OHM,5%,1/10W,DA,TP,2012

RC73

2007-000493 R-CHIP;2.2KOHM,5%,1/10W,DA,TP,2012

RC74

2007-000030 R-CHIP;560OHM,5%,1/10W,DA,TP,2012

RC75

2007-000981 R-CHIP;5.6KOHM,5%,1/10W,DA,TP,2012

RC76

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RC77

2007-001166 R-CHIP;75OHM,5%,1/10W,DA,TP,2012

RE10

2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012

RE11

2007-000586 R-CHIP;22KOHM,5%,1/10W,DA,TP,2012

RE12

2007-000300 R-CHIP;10KOHM,5%,1/10W,DA,TP,2012

RE13

2007-000931 R-CHIP;470OHM,5%,1/10W,DA,TP,2012

RE14

2007-000642 R-CHIP;270OHM,5%,1/10W,DA,TP,2012

RE15

2007-000904 R-CHIP;430OHM,5%,1/10W,DA,TP,2012

RE16

2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012

RE41

2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012

RE43

2007-000029 R-CHIP;0OHM,5%,1/10W,DA,TP,2012

SHIELD

AA63-40002ASHIELD-CASE,IF;-,SPTE,T0.5,K1025,W72,-

ASSY-PCB,A/V SIDE

* AA95-00544AASSY-PCB,A/V SIDE;-,CT721APX/XAX,K56B,-,

CNB05

AA39-20070F LEAD CONNECTOR-ASSY;-,YBNH025-07,67096-0

CNB09

AA39-20055C LEAD CONNECTOR-ASSY;-,YBNH025-06,67096-0

CNB11

AA39-20152ALEAD CONNECTOR-ASSY;-,YBNH025-09,67096-0

CNS02

AA39-20499E LEAD CONNECTOR-ASSY;-,YBNH025-04,SMP025-

DA01

0403-000656 DIODE-ZENER;MTZ15C,15V,14.35-15.09V,500m

DA02

0403-000656 DIODE-ZENER;MTZ15C,15V,14.35-15.09V,500m

HDRAV

AA61-20205F HOLDER-AV,JACK;-,34.3756,HIPS,VO,L/GRAY,

INLAYAV

AA64-60428K INLAY AV;721A,K56B EG,PS SHEET,-,BLK,-,

JK01

3722-001043 JACK-RCA;1P,3.4MM,#16-22,AU

JK02

3722-001042 JACK-RCA;1P,3.4MM,#16-22,AU

JK03

3722-001041 JACK-RCA;1P,3.4MM,#16-22,AU

JK04

3722-000544 JACK-VHS;4P,11.5mm,AG,BLK,N

JKH01

3722-001061 JACK-PHONE;1P,3.6mm,AG,BLK,N

PCBS

AA41-00238APCB-SIDE AV;K56B,1L,FR-1,245x245x1.6T,8A

RA33

2001-001114 R-CARBON(S);270OHM,5%,1/2W,AA,TP,2.4X6.4

RA34

2001-001114 R-CARBON(S);270OHM,5%,1/2W,AA,TP,2.4X6.4

ASSY-PCB,POWER S/W

* AA95-00545AASSY-PCB,POWER S/W;-,CT721APX/XAX,K56B,-

CNP01

AA39-20566ALEAD CONNECTOR-ASSY;-,-,-,-,-,-,-,-,-,YB

HDRPCB

AA61-20208AHOLDER-PCB,SUB;-,2955,HIPS,HB,BLK,-

LDP01

AA96-30001B ASSY-LED,GUIDE;-,AA61-50055A,DL-G5RGA,-

PCBP

AA41-11062APCB-POWER S/W;K56B,1L,FR-1,245x330x1.6T,

QP01

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

QP02

0501-000389 TR-SMALL SIGNAL;KSC815,NPN,400mW,TO-92,T

RP01

2001-001144 R-CARBON(S);4.7KOHM,5%,1/2W,AA,TP,2.4X6.

RP02

2001-001163 R-CARBON(S);560OHM,5%,1/2W,AA,TP,2.4X6.4

RP03

2001-001163 R-CARBON(S);560OHM,5%,1/2W,AA,TP,2.4X6.4

RP04

2001-001144 R-CARBON(S);4.7KOHM,5%,1/2W,AA,TP,2.4X6.

RP05

2001-000109 R-CARBON(S);470OHM,5%,1/2W,AA,TP,2.4X6.4

RP06

2001-000109 R-CARBON(S);470OHM,5%,1/2W,AA,TP,2.4X6.4

SWP02

3404-000295 SWITCH-TACT;12VDC,50mA,160gf,8.4X22.7,SP

ASSY-PCB,SNAPIN

* AA95-00546AASSY-PCB,SNAPIN;-,CT721APX/XAX,K56B,-,-,

ADWR

AA91-20052DASSY-DRAWER;-,-,EXPORT GOLD,7255

CASEB

AA64-30827ACASE-BOT;-,2955,-,ABS,HB,BLK,-,-

CASEB

AA64-30828ACASE-BODY;-,2955,-,ABS,HB,BLK,-,-

CASET

AA64-30826ACASE-TOP;-,2955,-,ABS,HB,BLK,-,-

CC01

2401-001496 C-AL;47uF,20%,16V,GP,TP,5x7,5

CNB12

AA39-20523ALEAD CONNECTOR-ASSY;-,YBNH025-05,67096-0

CVRD

AA63-30106ACOVER-DRAWER;-,2955,-,ABS,HB,BRN,-,-

DAM+CA

6003-000334 SCREW-TAPTITE;RH,+,2S,M3,L6,ZPC(YEL),SWR

DMP

AA61-80003ADAMPER-GEAR;-,-,-,-,-,KIFCO,-

HC01

AA59-60003NMODULE-REMOCON;-,ORC-30V2/SRV-16,38KHz,9

INLAY

AA64-60361DINLAY-DRAWER;7255,EG,PS,T0.3,BLK,-,-

IRW

AA64-40373AWINDOW-IR;-,2955,-,ABS,HB,BLK,-

KNOBC

AA64-10573AKNOB-CONTROL;-,2955,380-S8003,ABS,HB,BLK

PCBS

AA41-10701B PCB-SNAPIN;SCT55A,1L,FR-1,245x245x1.6T,A

RC01

2001-001108 R-CARBON(S);22KOHM,5%,1/2W,AA,TP,2.4X6.4

RC02

2001-000020 R-CARBON(S);22OHM,5%,1/2W,AA,TP,2.4X6.4M

RC03

2001-001099 R-CARBON(S);2.7KOHM,5%,1/2W,AA,TP,2.4X6.

RC04

2001-001099 R-CARBON(S);2.7KOHM,5%,1/2W,AA,TP,2.4X6.

RC05

2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,1.8X3.2MM

RC06

2001-000924 R-CARBON;680OHM,5%,1/8W,AA,TP,1.8X3.2MM

RC07

2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,1.8X3.2M

RC08

2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,1.8X3.2MM

RC09

2001-000924 R-CARBON;680OHM,5%,1/8W,AA,TP,1.8X3.2MM

SHAFTD

AA61-50041ASHAFT-DRAWER;KIFUCO,-,OD4,L60,-,-,-

SPR+CA

6003-000334 SCREW-TAPTITE;RH,+,2S,M3,L6,ZPC(YEL),SWR

Electrical Parts List

7-6

Samsung Electronics

Loc. No.

Code No.      Description ; Specification                          Remark

Loc. No.

Code No.       Description ; Specification                          Remark

Summary of Contents for CT721APX/XAX

Page 1: ...1APX XAX COLOR TELEVISION RECEIVER CONTENTS Precautions Reference Information Specifications and IC Data Alignment and Adjustments Troubleshooting Exploded Views and Parts List Electrical Parts List Block Diagrams Schematic Diagrams 1 2 3 4 5 6 7 8 9 ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd APR 2000 Printed in Korea 3K56B 7201 ...

Page 3: ...he receiver is ON Make sure the power cord is disconnected before replacing any parts 7 An isolation transformer must be used to help protect against shock hazard 4 2 Dynamic Focus Adjustment 1 A dynamic focus adjustment should be done after replacing the CRT PCB FBT or CRT 2 Input a crosshatch pattern 3 Enter Ò STANDARD Ò in video mode 4 Turn the static focus VR fully clockwise maximum 5 Turn the...

Page 4: ... 1000 1 probe 4 Set the Screen Voltage on FBT to 780 volts 4 5 Sub Brightness Adjustment 1 In power stand by set up the receiver by pressing MUTE 1 8 2 POWER ON buttons 2 Select ÒSBT Ò using Channel UP DOWN 3 Choose ÒSBT Ò with volume UP DOWN 4 Adjust MENU or MUTE until the 6th step on the right side of the screen disappears 5 Press the ADD button 4 6 I2 C Adjustment 1 After replacing IC902 EEPROM...

Page 5: ... menu 2 Input an 100 White pattern 3 In power stand by turn on the TV set by pressing the remote control buttons in the following sequence Mute 1 8 2 Power 4 Warm up the TV set at least for 30 minutes 5 Input a Toshiba pattern signal 6 Enter the picture mode in the Factory Mode Adjust SCT so that Y luminance becomes 50 ft 3 Use GA BA to adjust High Light X 262 Y 264 Adjust SBT so that Y luminance ...

Page 6: ...shatch pattern 1 Select the ÓSTANDARDÓ video mode 2 Turn the static focus VR fully clockwise maximum 3 Slowly turn the static focus VR counterclockwise Adjust until the vertical line in the middle of the screen has maximum clarity 4 After all adjustments are completed check ÓOSGÓ Repeat adjustments 1 3 if necessary Note If the single focus adjustment is done on center basis that is out of specific...

Page 7: ...er supply to the TV set Turn ON OFF the TIMER LED Picture Switch On or Remocon Power Switch ON TV Power On Micom OK Check Q904 and CNM01 Power Board Check the circumference of the MICOM 1 Check the micom applies power supply to IC901 pins 22 39 2 Check the MICOM applies power supply to IC902 pin 8 3 Check the MICOM keeps IC901 pins 17 19 30 31 35 47 48 49 50 HIGH 4 Check the MICOM oscillates to IC...

Page 8: ...ory 2 After the Factory Adjustment Mode is entered the initial screen is as shown in the figure below 3 Use the Channel Up Down buttons to move the cursor on the adjustment parameters Note 1 When CRT EEPROM FBT or MICOM is replaced the adjustment values should be controlled 2 After the Factory Adjustment is completed be sure to reset the TV set 11 CH NO SERVICE MODE GEOMETRIC PICTURE SOUND FIXED P...

Page 9: ... 9 HPP 0 1 8 8 ADJUSTS HORIZONTAL TILT 10 HAA 0 1 8 8 ADJUSTS THE SLOPE CORRECTION OF VERTICAL LINE 11 HAB 0 1 7 7 ADJUSTS THE BOW CORRECTION OF VERTICAL LINE 12 HUC 0 1 7 7 HORIZONTAL DISTORTION CORRECTION OF TOP 13 HLC 0 1 6 6 HORIZONTAL DISTORTION CORRECTION OF BOTTOM 14 VAS 0 6 40 40 ADJUSTS THE VERTICAL PICTURE SIZE OF 16 9 SCREEN 15 VSR 0 6 33 33 ADJUSTS THE SCROLL OF 16 9 SCREEN 16 VUV 0 1 ...

Page 10: ...CONTROL 8 SFO 0 3 1 1 SHARP FO SWITCHING SWITCH 9 TA 0 15 11 11 CHROMA TRAP FO ADJUST 10 SCT 0 15 10 10 CONTRAST GAIN CONTROL 11 SBT 0 63 25 25 BRIGHTNESS CONTROL 12 SCR 0 15 10 10 COLOR GAIN CONTROL 13 STT 0 15 4 4 TINT GAIN CONTROL 14 GA 0 63 35 35 G OUTPUT GAIN ADJUST 15 BA 0 63 30 30 B OUTPUT GAIN ADJUST 16 GC 0 15 7 7 G OUTPUT CUTOFF ADJUST 17 BC 0 15 6 6 B OUTPUT CUTOFF ADJUST 18 GAM 0 3 2 2...

Page 11: ...R CENTER 20 CENTER 50 1 D6 NORMAL CRT 12 8 9 16 9 1 D5 NO AUTO PLUS AUTO PLUS CONTROL AUTO PLUS NO CONTROL 1 D4 AUTO POWER ON NO AUTO POWER ON AUTO POWER ON 1 D3 POWER VIDEO POWER CORD IN RF POWER CORD IN VIDEO 0 D2 0 D1 NO SIG AUTO OFF DISABLE ENABLE Auto OFF op 1 D0 0 BYTE 01 NAME FUNCTION REMAR 0 1 D7 0 D6 0 D5 0 D4 0 D3 0 D2 0 D1 3D comb DISABLE ENABLE 1 D0 0 CT 29A6PX REMARK BYTE 00 60 SHARP ...

Page 12: ...ectronics 4 18 Screen Change I2C BUS Geometric Adjustment 9 TILT 4 V BOW 5 V ANGLE 8 PIN AMP 3 V LINEARITY 10 UPPER CORNER PIN 0 V SIZE 6 H SIZE 7 H SHIFT 2 S CORRECTION 11 LOWER CORNER PIN 1 V SHIFT VH VS VSC VLN HAA HAB HLC HVC HPP HPC HA HS ...

Page 13: ...12 IC604 MC4558C R122 R127 IC05 SI3090C IC01 SI3090C H003 3D COMB IC603 KA8402 H011 IF MODULE ICV01 CXA1855S I C601 TDA7429S IC501 CXA2095S 9V A IC07 SI3050C IC03 SI3 050C H001 MAIN TUNER 33V C N M 0 1 T O P O W E R P C B C N M 0 2 T O P O W E R P C B H003 3D COMB TO BS CNPS06 MODULE 25V A IC101 STA801M T101 BS TUNER 5VDD 9VDD IC106 KA78R12 I C105 KA7805 I C103 BS MICOM BS BLOCK VDD ...

Page 14: ...gram SW TRANS 6 8V A 14 5V A 30V A 135V A 9V A 220V 135V 14 5V 17V 14 5V HEATER I C401 MC4558C E W T401 HDT IC301 LA7845 CNP02 TO MAIN ASS Y CNP03 TO MAIN ASS Y T444 FTR 25A004 FBT 3 3 V A 9 V A 1 CNC02 TO CRT PCB ASS Y 25V A CNP06 TO BS ASS Y VERTICAL OUTPUT ...

Page 15: ...16 AS I I C 13 35 14 15 16 17 18 27 26 25 24 23 YM BLK OSD R OSD G OSD B YM YS OSD G OSD B OSD R 20 22 24 Q206 A539 Q205 A539 Q204 A539 CRT PCB R OU T G OU T B OU T TO CRT 25 I K 26 ABL Q202 A539 27 29 30 31 VERTI VAL DRIVE NEGA E W DRIVE VERTI VAL DRIVE POSI 35 36 45 Q207 C815 HORI DRIVE AFC I N Q207 C815 Q202 A539 F S Q207 C815 V M OUT 13 15 7 17 S VI DEO Y S VI DEO C MONITOR 27 QV01 A539 I I C ...

Page 16: ...heck Pin 19 20 I2BUS Check the Signal output to ICV01 Pin 40 Check the Signal of tuner Check Replace ICV01 Check the signal output to H003 Y C output Check Replace H003 Check IC05 SI3090C Check the VIC D Voltage of IC501 Pin 6 34 Normal 9V Check the signal input to IC501 Pin 4 5 Y C Check the voltage IC05 Pin5 Check the voltage of Tuner Check the voltages of CRT Drive 220V Check Replace IC05 Check...

Page 17: ...onitor Out Normal Check the video output signal at CNM07 6P Abnormal Normal Check the video signal at Q104 TR Check the output of video signal at CNM07 Open Test Abnormal Check the video signal at 6dB AMP Q112 Q114 Q113 Q112 113 and Buffer short open Check Abnormal Check the voltage of Pull up 9VDD Abnormal Check the voltage of IC101 Pin 4 7 Pin 4 Normal 5 2VDD Pin 7 Normal 9 0VDD Normal Normal BS...

Page 18: ...mal Normal Check secondary power line voltage 6 8V 14 5V 30V 9V Check the secondary terminal short open of trans Abnormal Abnormal Normal Check the voltage of IC901 pin 39 22 normal 5V Check the Reset of pin 35 and the Hold H of pin 49 Check Replace IC901 Check IC901 Pin 1 Low when power On Check Replace the Power Q806 Check Replace Q806 Check the voltage of TB01 Coil Pin 20 Check the voltage of t...

Page 19: ...mal Abnormal Normal Check BS Module line voltage 25V 9V 5V 15V Check the R138 1Ω Terminal Short Open Abnormal Abnormal Normal Check the voltage of IC103 PIn 34 Normal 5V Check the SCL of Pin 17 and the SDA of Pin 18 Check Replace CNP11 Check IC103 Pin 42 41 I2BUS Control H Check Replace IC102 Check Replace IC104 Check the voltage of IC104 3 4 Pin Check the voltage of tuner Normal Normal Abnormal A...

Page 20: ...8 Pin 1 2 L R Out Check the Audio Signal Output ICV01 Pin 38 39 Check IC901 Check the Audio signal input to H601 Pin 9 10 Surround Module Check Replace ICV01 Check the signal Output to H601 Pin 1 2 Check the signal of IC602 Pin 7 11 Check IC901 Pin 43 Sound Mute Check Q602 Check the signal input to IC602 Pin 2 4 Normal Normal Check Replace IC602 and Check Pin 5 Check CNM08 Audio Output Check 30V P...

Page 21: ...ck Voltage I401 Pin 5 8 Check the waveform of IC401 Pin 6 7 Check vertical output terminal circuit of IC401 PIN 2 Replace IC05 Check IC401 Check Q405 Check Replace IC401 Normal 5 7 No Color Normal Abnormal Abnormal Abnormal Normal Check the Signal input to ICV01 Pin 35 Check H011 Pin 7 Check Replace H011 Check IC501 Pin 5 Check Replace ICV01 and H003 Check IC501 Pin 20 22 24 ...

Page 22: ...e he he he he he he he H he he he he he he h h h he he X h he he he he he he 3L h he he L h he he 3Lhe h h h he he V1 hJ5 he g h he h he he h C5 g g N1 h he he h he h g he N1h J5 h g h he he h7H he he he he he h Y h he he H h he he h 7H h h h he he h Lhe he he he he h H h he he he he he h h h h he he h X h he he he he h h 3L h he he he he h h h h he he h B1 h he he he h C5 h h N1 h he L h he h J5 ...

Page 23: ...e N H f 7 Hf eO YeJ Lf f 0Y e W2 6X W2 6X he e f7 e 1 7 1 he e f e 6T2 6X 3 LeJ 5 6X e e 1 N 1e7 H 0MI 1 e e e e3 e 5 N e e e eN e H J e e e e 3 5 6KO 5 3 e 5 3 5 e e e N H V4 0Y V4 0Y V4 0Y e e f e W2 6Xe 6X h g f J L W MI X e J L eI X h J L h h W2 6X 6 2 7 HeN 1 J eJ eW2 6X W2 6X e N 1 W2 6X W2 6X W2 6X 6 2 eW2 h fW2 6X 6T26X W2 f e e 6 2 f W2 W2 W2 6X 6 2 f N H 7 e 1 Y e 7 I4 7 1 N H e J 5 7 1 ...

Page 24: ...1 ICX1 64 62 1 0 Vp p H TP7 ICX2 6 0 6 Vp p H TP8 ICX2 14 0 9 Vp p H TP10 ICX2 11 1 5 Vp p H TP9 ICX2 12 1 5 Vp p H TP6 ICX1 13 0 7 Vp p H TP7 ICX1 15 2 0 Vp p H TP2 ICX1 44 6 0 Vp p H TP5 ICX1 37 1 0 Vp p H TP4 ICX1 38 1 0 Vp p H TP3 ICX1 39 0 5 Vp p H TP17 ICX1 R OUT 4 2 Vp p H TP18 ICX1 G OUT 4 2 Vp p H TP19 ICX1 B OUT 4 2 Vp p H PAL SECAM ...

Page 25: ... heO2 W2 6X f O2 W Ye O2 e f heV X W X W MI X h 7 1 e 7 H e J 5 f he N 1 7 H N 1 7 HeV4 he f g e 6T2 6X W2 6X f7 H W2 e e f e g g e e 1 7 I4 e J 5eW M 3 L J 5f e g g e e e 3 g 7 He7 H N 1 7 Hf fO he g g e e e V4 6X X 5 e e e3 5 f e 3 LeW2 Yhe g g e e e f 1 N H e3 L eN H f e V KO Y he 3 5 f g e e e 6K 5 J 5fV K e 3 5g e eV4 0Yhf V4 0Y f 3 L f e e e V4 0Y 7 Hf V4 e V Yf J 5 V X 5 W Y V4 Y 0Y 6Xe W2 ...

Page 26: ...N 1 7 H g e f e W Y e eN e H e V4 6Ke J 5e e 3 5 3 L W2 e f e W Ye e e 3 5 eJ f 7 He 3 Le N H V KO Y e f he7 Y e 3 5 3 e 5e N H 3 5 3 O 6K Y J 5 e V K e3 5 V4 0Y e f he V4 0Y V4 0Yf V4 0Y V4 0R4 V4 0Ye7 H fV4 eV Y W2 6X 6Xe W2 6X h O2 eW2 6X W2 6X f O2 hf W Y eO2 W2 6X f g h V X I X W MI Xhe e7 e 1 7 1 e 7 He 7 1 J 5g heN 1 eN 1 7 H V4 hf e e f f e W2 6Xf 7 HeW2 f e e e e e g f e 7 I4 fJ 5 W M 3 L...

Page 27: ...Schematic Diagrams 9 6 Samsung Electronics 9 6 PIP Power Line Signal Line ...

Page 28: ...7 1 0M 1 31 e75 e f e Y 1 7 I4 h g g e e f e 3 5 e f N L J H e f e H 3 g e e I 1 e f e N H e W2 e31 75 e f e V4 6Xh g 3 LeW2 e Xe e f e e3 5 J 5 f 7 eN H e f e f 1h g V KO Y e 3 KO 5h 3 e 5 3 e 5 3 5 eN H O Y 3 O 3 C Le 3 5he 3 e 5 3 e 5 6K 5h g V4 0Ye e V4 0Yh V4 0Y V4 0Y V4 0Y e 0Y V4 0Y V4 0R4 f Hhe V4 0Y V4 0Y V4 0Yh g W 5 W Y TP1 TP2 TP3 e e W2 6Xe 6X e 6Xe W2 6Xg 5 e e f7 H e f7 H e eJ hf f ...

Page 29: ...Schematic Diagrams 9 8 Samsung Electronics 9 8 SIDE AV 9 9 CONTROL Power Line ...

Page 30: ...Schematic Diagrams Samsung Electronics 9 9 9 10 SURROUND MODULE Power Line Signal Line ...

Page 31: ...6 1 CT721APX 6 2 Exploded Views Parts List Samsung Electronics 6 1 6 Exploded Views Parts List ...

Page 32: ...Exploded Views Parts List 6 2 Samsung Electronics 6 1 CT721APX ...

Page 33: ...0 10050T SCREW TAPPING RH 2S M4 L20 ZPC BLK SW 2 2 3 PCB HEADPHONE OPTION 2 4 AA60 10050T SCREW TAPPING RH 2S M4 L20 ZPC BLK SW 2 3 AA63 60001X SPACER FELT FELT T0 5 BLK 330X15 4 4 AA03 10022U CRT COLOR A70QAZ761X001 DBA 200MG 29 1 4 1 AA27 20002Q COIL DEGAUSSING 29 14ohm 70T L3300 E 1 5 AA95 00548A ASSY PCB CRT K56B 29 MEXICO 1 6 AA91 60047A ASSY HOLDER SPK PP 80HM 15W 1 7 AA60 10050A SCREW ASSY ...

Page 34: ...s 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 unitÕs 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 lead to the c...

Page 35: ...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 overheating 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 plac...

Page 36: ...sible 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 megohm 7 Never...

Page 37: ...4 Do not use freon propelled chemicals These can generate electrical charges that damage ESDs 5 Use only a grounded tip soldering iron when soldering or unsoldering ESDs 6 Use only an anti static solder removal device Many solder removal devices are not rated as Òanti staticÓ these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESD from its protective pack...

Page 38: ...ing System Tuning Range Antenna Input Range Intermediate Frequency Automatic Gain Control Audio NTSC3 58 161 Watts AC 110 240V 60Hz Free Voltage Remote Control VHF CH 2 13 UHF CH 14 69 CATV 1 and 14 125 CH 75 ohm Unbalanced Picture 45 75MHz Sound 41 25MHz Color Sub Carrier 42 17MHz Reverse AGC Sound Multiplex System ...

Page 39: ...MEMO 3 2 Samsung Electronics ...

Page 40: ...00665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m C907 2401 000480 C AL 10uF 20 50V GP TP 5x11 5 C909 2401 000480 C AL 10uF 20 50V GP TP 5x11 5 C910 2201 000982 C CERAMIC DISC 10nF 80 20 50V Y5V TP 4 C912 2401 000133 C AL 1000uF 20 16V GP TP 10x20 5 C913 2401 000242 C AL 100uF 20 10V GP TP 5x11 5 C914 2201 000573 C CERAMIC DISC 0 047nF 5 50V NP0 TP 5x3 C915 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4...

Page 41: ... 2701 001070 INDUCTOR AXIAL 68UH 10 4 2X9 8MM L103 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm L104 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm L105 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm L106 2701 000212 INDUCTOR AXIAL 68uH 10 3x7mm L107 2701 000116 INDUCTOR AXIAL 10uH 10 4 2x9 8mm L108 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm L604 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm L902 2701 000111 INDUCTOR AX...

Page 42: ... AA TP 1 8X3 2MM R976 2001 000786 R CARBON 47KOHM 5 1 8W AA TP 1 8X3 2MM R977 2001 000008 R CARBON 15KOHM 5 1 8W AA TP 1 8X3 2MM R978 2001 000522 R CARBON 22KOHM 5 1 8W AA TP 1 8X3 2MM R979 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R980 2003 002070 R METAL OXIDE 1ohm 5 2W AF TP 3 9x10mm R981 2001 000786 R CARBON 47KOHM 5 1 8W AA TP 1 8X3 2MM R983 2001 001088 R CARBON S 1KOHM 5 1 2W AA TP ...

Page 43: ...401 000302 C AL 100uF 20 25V GP TP 6 3x11 5 C505 2301 000383 C FILM PEF 10nF 5 50V TP 6x7x3 2mm 5mm C506 2201 000144 C CERAMIC DISC 0 1nF 5 50V NP0 TP 8 5x3 C519 2401 000404 C AL 10uF 20 16V BP TP 5x11 5 CNI01 3711 002708 CONNECTOR HEADER NOWALL 10P 1R 2 5mm ANG IC501 1204 001142 IC VIDEO SYSTEM TDA9177 DIP 24P PLASTI IC502 1201 001522 IC VIDEO AMP 2210 DIP 8P DUAL PLASTI L501 2701 000115 INDUCTOR...

Page 44: ...R SMALL SIGNAL KSA1182 PNP 150mW SOT 23 QX3 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN 200mW SOT QX4 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN 200mW SOT QX5 0501 000436 TR SMALL SIGNAL KTC3197 NPN 625mW TO 92 QX6 0501 000436 TR SMALL SIGNAL KTC3197 NPN 625mW TO 92 QX7 0501 000436 TR SMALL SIGNAL KTC3197 NPN 625mW TO 92 QX8 0501 000280 TR SMALL SIGNAL KSA1182 PNP 150mW SOT 23 QX9 0501 000280 TR SMAL...

Page 45: ... 5 1 10W DA TP 2012 RC76 2007 000468 R CHIP 1KOHM 5 1 10W DA TP 2012 RC77 2007 001166 R CHIP 75OHM 5 1 10W DA TP 2012 RE10 2007 000029 R CHIP 0OHM 5 1 10W DA TP 2012 RE11 2007 000586 R CHIP 22KOHM 5 1 10W DA TP 2012 RE12 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 RE13 2007 000931 R CHIP 470OHM 5 1 10W DA TP 2012 RE14 2007 000642 R CHIP 270OHM 5 1 10W DA TP 2012 RE15 2007 000904 R CHIP 430OHM 5 1...

Page 46: ... FILM PEF 10nF 5 50V TP 6x7x3 2mm 5mm C840 2401 000660 C AL 2 2uF 20 50V GP TP 5x11 5 CH01 2401 002597 C AL 220uF 20 35V GP TP 10x12 5 5 CH02 2301 001065 C FILM MPPF 47nF 5 630V TP 19x15 5x7 7 CH03 2301 001065 C FILM MPPF 47nF 5 630V TP 19x15 5x7 7 CH04 2301 001065 C FILM MPPF 47nF 5 630V TP 19x15 5x7 7 CH05 2301 001065 C FILM MPPF 47nF 5 630V TP 19x15 5x7 7 CH06 2306 000327 C FILM MPPF 6 3nF 3 1 ...

Page 47: ...390 R METAL S 1Kohm 2 1 2W AA TP 2 4x6 4mm R457 2003 000586 R METAL OXIDE S 22Kohm 5 2W AF TP 4x12 R458 2003 000586 R METAL OXIDE S 22Kohm 5 2W AF TP 4x12 R801 1404 001026 THERMISTOR PTC 7OHM 20 290V 25A ST R802 2002 001012 R COMPOSITION 8 2Mohm 5 1 2W AA TP 3 7x R803 1404 001045 THERMISTOR NTC 4 7OHM 15 2900K 35 0MW T R804 2003 001047 R METAL OXIDE S 68ohm 5 2W AF TP 3 9x1 R805 2003 000654 R META...

Page 48: ... 000539 IC VIDEO AMP 6101 ZIP 9P SINGLE PLAS H SINK IC703 1201 000539 IC VIDEO AMP 6101 ZIP 9P SINGLE PLAS H SINK ICG01 1201 000191 IC OP AMP 4558 DIP 8P 300MIL DUAL 20V mV L701 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm LF01 2702 000115 INDUCTOR RADIAL 12uH 10 6x6 4mm LF03 2701 000112 INDUCTOR AXIAL 100uH 10 3x7mm LF04 3301 000287 CORE FERRITE BEAD AA 3 5x1 0x6 0mm 1500 Q701 0501 000283 TR SMALL SI...

Page 49: ...AL 10uH 10 2 5x3 4mm LP104 2701 000114 INDUCTOR AXIAL 10uH 10 2 5x3 4mm LP201 2701 000197 INDUCTOR AXIAL 5 6uH 10 2 5x3 4mm LP202 2701 000114 INDUCTOR AXIAL 10uH 10 2 5x3 4mm LP301 2701 000114 INDUCTOR AXIAL 10uH 10 2 5x3 4mm LP302 2701 000114 INDUCTOR AXIAL 10uH 10 2 5x3 4mm PCB AA41 10640CPCB PIP KCT54A 2L FR 4 245x245x1 6T A4 QP101 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN 200mW SOT QP102 0501 ...

Page 50: ...2M R650 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R655 2001 000273 R CARBON 100KOHM 5 1 8W AA TP 1 8X3 2M ASSY POWER CORD AA96 20112AASSY POWER CORD EP2 NO H C300 KJ10 THA HDRP AA61 20284AHOLDER P CORD PP VO BLK KE 002 PCORD AA39 10006KPOWER CORD KJ 10 SPT 2 2 18AWG 2400 3P ASSY CRT AA94 50012GASSY CRT A70QAZ761X001 DBA 200MG 29 CRT AA03 10022UCRT COLOR A70QAZ761X001 DBA 200MG 29 ASSY PCB...

Page 51: ...7 12 Samsung Electronics MEMO ...

Page 52: ... or 480 bits per second The phases of the clock run in signal 503KHz 7 cycles and the data code are synchronized After the clock run in signal is held at logic level Ò0Ó for 2 bits then the start bit logic 1 followed by 16 data bits are transmitted The data may be either charac ters for display attribute codes or control codes 2 1 The Closed Caption Signal 10 2 nd Field 264 265 266 267 268 269 270...

Page 53: ... AMPLIFYING THE 1st DIFFERENTIAL SIGNAL POWER FROM ELECTRON BEAM ELECTRON BEAM DIRECTION COPPER SPIRAL COIL COIL MODULATION MAGNETIC FIELD COIL MODULATION CURRENT A B D E C A C Fig 2 3 Block Diagram Fig 2 4 Velocity Modulation Coil Fig 2 5 The velocity modulation circuit detects and smooths the pulse amplitude differentials of the Deflection waveform 2 2 1 Velocity Modulation 2 2 Special Circuit D...

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