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Durabrand DCT1303R, Service Manual

The Durabrand DCT1303R Owner's Manual is your comprehensive guide to effortlessly navigate and maximize the features of your device. Available for free download at manualshive.com, this manual ensures you have easy access to detailed instructions and troubleshooting tips, enhancing your overall user experience.

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20030409

13-4

L6315EL

#

ZENER DIODE DZ-6.8BSBT265

NDTB0DZ6R8BS

D666

ZENER DIODE MTZJT-7736B or

QDTB00MTZJ36

ZENER DIODE DZ-36BSBT265

NDTB00DZ36BS

D671

#

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

#

SWITCHING DIODE 1N4148

NDTZ001N4148

D672

PCB JUMPER D0.6-P5.0

JW5.0T

D673

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

SWITCHING DIODE 1N4148

NDTZ001N4148

D682

#

ZENER DIODE MTZJT-775.6B or

QDTB0MTZJ5R6

#

ZENER DIODE DZ-5.6BSBT265

NDTB0DZ5R6BS

D691

#

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

#

SWITCHING DIODE 1N4148

NDTZ001N4148

D694

#

PCB JUMPER D0.6-P5.0

JW5.0T

D696

B

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

B

SWITCHING DIODE 1N4148

NDTZ001N4148

D811

#

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

#

SWITCHING DIODE 1N4148

NDTZ001N4148

D831

SWITCHING DIODE 1SS133(T-77) or

QDTZ001SS133

SWITCHING DIODE 1N4148

NDTZ001N4148

ICS

IC31

IC:VIF/SIF DETECTOR M61111FP

QSZBA0SMB010

IC111

#

IC M61271M8-050FP-61 or

QSZAB0RMB127

#

IC:MICON/CHROMA M61271M8-050FP

QSZAA0RMB127

IC151

IC:MEMORY S524C20D21 or

NSZBA0SSM028

IC:MEMORY AT24C02N-10SC or

NSMMA0SAZ012

IC(EEPROM) M24C02-MN6 or

NSMMA0SSS028

IC:MEMORY BR24C02F-W or

QSMBA0SRM003

IC:MEMORY BR24C02F or

QSMMA0SRM003

IC:EEPROM CAT24WC02JI

NSZBA0SBG001

IC551

#

VERTICAL OUTPUT IC LA78040A or

QSBBA0SSY003

#

VERTICAL OUTPUT IC AN5522

QSZBA0SMS002

IC601

#

PHOTOCOUPLER PS2501-1W or

QPEW0PS25011

#

PHOTO COUPLER PS2501-1L or

QPEL0PS25011

#

PHOTOCOUPLER LTV-817B-F or

NPEB0LTV817F

#

PHOTOCOUPLER LTV-817C-F

NPEC0LTV817F

IC801

AUDIO AMP LA4224

QSZAA0SSY005

COILS

L1

PCB JUMPER D0.6-P5.0

JW5.0T

L3

INDUCTOR 22

µ

H-K-5FT or

LLARKBSTU220

INDUCTOR 22

µ

H-K

LLARKDQKA220

L32

INDUCTOR 15

µ

H-J-26T or

LLAXJATTU150

INDUCTOR 15

µ

H-K-26T

LLAXKDTKA150

L33

INDUCTOR 22

µ

H-J-26T or

LLAXJATTU220

INDUCTOR 22

µ

H-K-26T

LLAXKDTKA220

L51

INDUCTOR 100

µ

H-K-5FT or

LLARKBSTU101

INDUCTOR 100

µ

H-K

LLARKDQKA101

L111

PCB JUMPER D0.6-P5.0

JW5.0T

L301

INDUCTOR 100

µ

H-K-5FT or

LLARKBSTU101

INDUCTOR 100

µ

H-K

LLARKDQKA101

L341

PCB JUMPER D0.6-P5.0

JW5.0T

L342

PCB JUMPER D0.6-P5.0

JW5.0T

L601

#

LINE FILTER TLF12UA302W1R0 or

LLBG00ZTU025

#

LINE FILTER 5.0MH 6Y075 or

LLBG00ZKT004

#

LINE FILTER LF005 or

LLBG00ZLH001

#

LINE FILTER UU10.5-A or

LLBG00ZY2008

#

LINE FILTER SA-91213B or

LLBG00ZSA002

#

LINE FILTER TLF14CB3321R0 or

LLBG00ZTU012

#

LINE FILTER 6.35MH UU10-002

LLBG00ZKV001

L692

CHOKE COIL 47

µ

H-K or

LLBD00PKV007

POT COIL 47

µ

H K

LLBD**DMM001

Ref. No. Mark

Description

Part No.

TRANSISTORS

Q31

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q111

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q321

#

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

#

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

#

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

#

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

#

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

#

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q571

#

A

TRANSISTOR TT2138LS-YB11 or

QQZZ00TT2138

#

A

TRANSISTOR 2SC5884000RF

QQZZ02SC5884

Q571

#

B

TRANSISTOR TT2140LS-YB11 or

QQZZ00TT2140

#

B

TRANSISTOR 2SC5885000RF

QQZZ02SC5885

Q572

TRANSISTOR 2SC1627Y-TPE2

QQSY02SC1627

Q601

#

MOS FET 2SK2662

QF5Z02SK2662

Q601

#

A

FET 2SK3543

QFWZ02SK3543

Q602

#

TRANSISTOR 2SC2120-O-TPE2 or

QQS002SC2120

#

TRANSISTOR 2SC2120-Y(TPE2)

QQSY02SC2120

Q662

#

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

#

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

#

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

#

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

#

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

#

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q671

#

TRANSISTOR 2SA1175(F) or

QQSF02SA1175

#

TRANSISTOR KTA1267(GR) or

NQS10KTA1267

#

TRANSISTOR KTA1266(GR) or

NQS40KTA1266

#

TRANSISTOR 2SA1015-GR(TPE2)

QQS102SA1015

Q675

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q676

RES. BUILT-IN TRANSISTOR BA1F4M-T 
or

QQSZ00BA1F4M

RES. BUILT-IN TRANSISTOR KRC103M

NQSZ0KRC103M

Q681

TRANSISTOR 2SC2120-O-TPE2 or

QQS002SC2120

TRANSISTOR 2SC2120-Y(TPE2) or

QQSY02SC2120

TRANSISTOR KTC3203(Y)

NQSY0KTC3203

Q682

TRANSISTOR 2SC2120-O-TPE2 or

QQS002SC2120

TRANSISTOR 2SC2120-Y(TPE2) or

QQSY02SC2120

TRANSISTOR KTC3203(Y)

NQSY0KTC3203

Q683

TRANSISTOR 2SC2120-O-TPE2 or

QQS002SC2120

TRANSISTOR 2SC2120-Y(TPE2) or

QQSY02SC2120

TRANSISTOR KTC3203(Y)

NQSY0KTC3203

Q696

B

RES. BUILT-IN TRANSISTOR BA1F4M-T 
or

QQSZ00BA1F4M

B

RES. BUILT-IN TRANSISTOR KRC103M

NQSZ0KRC103M

RESISTORS

R3

CHIP RES. 1/10W J 0 

Ω

RRXAJB5Z0000

Ref. No. Mark

Description

Part No.

Summary of Contents for DCT1303R

Page 1: ...13 COLOR TELEVISION DCT1303R 19 COLOR TELEVISION DCT1903R SERVICE MANUAL ...

Page 2: ...valuate and advice the service trade of all con ceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Funai has not undertaken any such broad evaluation Accordingly a servicer who uses a service proce dure or tool which is not recommended by Funai must first use all precau tions thoroughly so that neither his safety nor the safe operation o...

Page 3: ...75 41 25 2 Peak Picture Sens VHF CATV UHF dBµv dBµv dBµv 15 15 15 30 30 40 3 AFT Pull In Range 10mV input MHz 2 0 0 7 Description Condition Unit Nominal Limit 1 Deflection Freq Horizontal Vertical KHz Hz 15 734 60 2 Linearity Horizontal Vertical 15 10 3 Over Scan 10 4 High Voltage KV 23 Description Condition Unit Nominal Limit 1 Deflection Freq Horizontal Vertical KHz Hz 15 734 60 2 Linearity Hori...

Page 4: ...uld a unit fail to meet limit specifications Description Condition Unit Nominal Limit 1 Misconvergence Center Side Corner mm mm mm 0 3 1 2 1 5 2 Brightness APL 100 Ft L 60 40 3 Color Temperature K 9200 K 4 Resolution Horizontal Vertical Line Line 250 300 Description Condition Unit Nominal Limit 1 Misconvergence Center Side Corner mm mm mm 0 4 1 5 2 1 2 Brightness APL 100 Ft L 40 25 3 Color Tempera...

Page 5: ...ngs tied together and touch the other ohmme ter lead in turn to each tuner antenna input ex posed terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2 mego hm an abnormality exists that must be corrected before the instrument is returned to the customer Repeat this test with the instrument AC switch in the off position d L...

Page 6: ...the ground side of the AC power source To confirm that the AC power plug is inserted correctly with an AC volt meter measure between the chassis and a known earth ground If a voltage reading in excess of 1 0V is obtained remove and reinsert the AC power plug in the opposite polarity and again measure the voltage potential between the chassis and a known earth ground b Some TV receiver chassis norm...

Page 7: ...replaced wires do not contact sharp edged or pointed parts H When a power cord has been replaced check that 5 6 kg of force in any direction will not loosen it I Also check areas surrounding repaired locations J Use care that foreign objects screws solder drop lets etc do not remain inside the set K Crimp type wire connector The power transformer uses crimp type connec tors which connect the power...

Page 8: ...xposed accessible parts RF terminals an tenna terminals video and audio input and output ter minals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across both terminals of load Z See Fig 2 and followi...

Page 9: ...C is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee zers Fig S 1 6 Caution 1 Do not supply hot air to the chip parts around the flat pack IC for over 6 seconds because damage to the chip parts may occur Put masking tape arou...

Page 10: ... pins of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA con tact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing ...

Page 11: ...cur due to a potential difference caused by electro static charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1MΩ that is prop erly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi...

Page 12: ...n of part to be removed unhooked un locked released unplugged unclamped or des oldered S Screw P Spring L Locking Tab CN Con nector Unhook Unlock Release Unplug or Desolder 2 S 2 two Screws S 2 5 Refer to the following Reference Notes in the Table Reference Notes in the Table 1 Removal of the Rear Cabinet Remove screws 4 S 1 then slide the Rear Cabinet backward 2 Removal of the CRT CBA Disconnect ...

Page 13: ...Rear Cabinet S 1 S 1 S 1 1 Rear Cabinet S 1 Front Cabinet Control Plate Fig 2 3 Main CBA Fig 3 Front Cabinet Control Plate S 2 S 2 S 2 S 2 4 CRT 2 CRT CBA Anode Cap Degaussing Coil Front Cabinet Control Plate CRT Ground Wire Fig 4 ...

Page 14: ... TV Cable Wiring Diagram CN691 ANODE CN801 CLN801 SP801 L691 DEGAUSSING COIL MAIN CBA FLYBACK TRANSFORMER T571 AC601 AC CORD TU1 TUNER WH501B Fig 5 JK501 WH301B FOCUS SCREEN WH501A WH301A TO CRT GROUND CN571 CN501 ...

Page 15: ... unhooked un locked released unplugged unclamped or des oldered S Screw P Spring L Locking Tab CN Con nector Unhook Unlock Release Unplug or Desolder 2 S 2 two Screws S 2 5 Refer to the following Reference Notes in the Table Reference Notes in the Table 1 Removal of the Rear Cabinet Remove screws 5 S 1 and S 3 then slide the Rear Cabinet back ward 2 Removal of the CRT CBA Disconnect CN501 then pul...

Page 16: ...S 1 S 1 1 Rear Cabinet S 1 S 3 Front Cabinet Control Plate S 1 Fig 2 Fig 3 Control Plate Front Cabinet 3 Main CBA S 2 S 2 S 2 S 2 4 CRT 2 CRT CBA Anode Cap Degaussing Coil Front Cabinet Control Plate Degauss Holder Degauss Holder CRT Ground Wire Fig 4 ...

Page 17: ... TV Cable Wiring Diagram CN691 ANODE CN801 CLN801 SP801 L691 DEGAUSSING COIL MAIN CBA FLYBACK TRANSFORMER T571 AC601 AC CORD TU1 TUNER WH501B Fig 5 JK501 WH301B FOCUS SCREEN WH501A WH301A TO CRT GROUND CN571 CN501 ...

Page 18: ...e control unit 2 Turn the power on Use main power on the TV unit 3 Press SLEEP button on the service remote con trol unit Version of micro computer will display on the CRT Ex 050 0 11 4 When CPU version is 050 0 11 Check the display on the lower left is 01 and if it is not 01 set it at 01 according to 3 1 7F FRENCH ACCESS CODE STEREO VIDEO TONE FM MODE V OUT 1 DC 105V Adjustment DCT1303R Purpose T...

Page 19: ...TINT and SHARP data Values General 1 Enter the Service mode See page 5 1 2 Press MENU button on the service remote control unit Display changes BRIGHT CONTRAST COLOR TINT V TINT and SHARP cyclically when MENU button is pressed CONTRAST CNT 1 Press MENU button on the service remote control unit Then select CONTRAST CNT display 2 Press CH o p buttons on the service remote control unit so that the va...

Page 20: ...t If V Position is incor rect vertical height of image on the screen may not be properly displayed Note Use service remote control unit 1 Operate the unit for at least 20 minutes 2 Enter the Service Mode See page 5 1 3 Receive the Monoscope Pattern 4 Press 9 button on the service remote control unit and select V P mode Display change V S and V P cyclically when 9 button is pressed 5 Press CH o p b...

Page 21: ...ctly for pure white Symptom of Misadjustment White becomes bluish or reddish Note Use service remote control unit 1 Operate the unit more than 20 minutes 2 Face the unit to east Degauss the CRT using De gaussing Coil 3 Input the White Raster APL 100 4 Set the color analyzer to the CHROMA mode and after zero point calibration bring the optical recep tor to the center on the tube surface CRT 5 Enter...

Page 22: ...re The following 2 adjustments normally are not attempted in the field Only when replacing the CRT then adjust as a preparation 12 Purity Adjustment Purpose To obtain pure color Symptom of Misadjustment If Color Purity Adjust ment is incorrect large areas of color may not be properly displayed 1 Set the unit facing East 2 Operate the unit for over 30 minutes before adjust ing 3 Fully degauss the u...

Page 23: ... Magnet See Fig 8 3 Fix the C P Magnets by tightening the Ring Lock 4 Remove the DY Wedges and slightly tilt the De flection Yoke horizontally and vertically to obtain the best overall convergence 5 Fix the Deflection Yoke by carefully inserting the DY Wedges between CRT and Deflection Yoke Test Point Adj Point Mode Input C P Magnet RB C P Magnet RB G Deflection Yoke DotPattern or Crosshatch Tape ...

Page 24: ...BP V DRIVE V RAMP F B TO AUDIO POWER CONTROL BLOCK FROM TO POWER SUPPLY BLOCK FROM CRT H V BLOCK PROTECT 2 PROTECT 1 PROTECT 3 P ON H KEY IN2 DCT1903R KEY IN1 RCV IN RCV101 JK701 VIDEO IN 24 X301 3 58MHz SAW FILTER VIF AMP VIDEO DET VCO 4 5MHz FILTER LPF IF AGC DET EQ AMP RF AGC AMP AFT 4 5MHz TRAP FM DET AF AMP 20 14 16 22 7 21 5 3 8 1 11 TU1 SF1 IF AGC SDA SCL EXT CLK 1 11 5 4 8 IC151 MEMORY SCL...

Page 25: ...DA SDA 58 56 25 27 31 40 13 12 18 AUDIO IN TU AUDIO AL 9V ATT 34 64 POWER MANAGE MCU RESET JK702 5V CTRL2 28 5V CTRL 8V CTRL TO POWER SUPPLY BLOCK SP801 SPEAKER CN801 CLN801 7 5 OUTPUT MUTE 1 FROM TO IF VIDEO SYSTEM CONTROL BLOCK L6415BLA A MUTE H 79 P ON H RESET SPEAKER 1 SP GND 2 TV MICON VIDEO AUDIO CHROMA DEFLECTION ...

Page 26: ...501 CRT FOCUS SCREEN GND JK501 CN501 WH501B WH501A VIDEO SIGNAL CN571 FOCUS VR SCREEN VR 6 5 6 6 H OUTPUT H DRIVE FROM POWER SUPPLY BLOCK B X RAY J121 J122 Q502 4 3 1 5 S F HV 11 8 10 7 9 6 PROTECT 3 DEF B AMP 7 1 6 3 PULSE UP THERMAL PROTECTION 5 WF7 WF8 WF11 WF12 WF9 WF10 WF3 WF15 WF4 WF14 WF5 WF13 RED AMP PROTECT 2 RED 3 GREEN 4 BLUE 5 FROM TO IF VIDEO SYSTEM CONTROL BLOCK FROM TO IF VIDEO SYST...

Page 27: ... IC111 BACK UP AL 9V Q111 9V SWITCHING Q321 NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Power Supply Block Diagram GND TP300 B TP601 HOT CIRCUIT BE CAREFUL FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 4 A 125V FUSE CAUTION ATTENTION UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 4A 125V 4A 125V PROTECT 1 TO PIN68 OF IC111 D...

Page 28: ...wings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages are 1 4W or 1 6W unless otherwise specified 4 All capacitance values are indicated in µF P 10 6 µF 5 All voltages are DC voltages unless otherwise specified Note of Capacitors ...

Page 29: ...aired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Wire Connectors 1 Prefix symbol CN means connector can disconnect and reconnect 2 Prefix symbol CL means wire solder holes of the PCB wire is soldered directly 5 Note Mark I is a leadless chip component 6 Voltage indications on the schematics are as shown below...

Page 30: ...C3 C4 D1 D2 D3 D4 E1 E2 E3 E4 F1 F2 F3 F4 VIDEO SIGNAL AUDIO SIGNAL Main 1 3 Schematic Diagram 7 3 7 4 L6415SCM1 MAIN 1 3 Ref No Position IC111 C 2 IC151 A 4 IC801 B 1 Q111 D 1 Q321 E 2 CN301 A 4 CN801 A 1 CONNECTORS ICS TRANSISTORS ...

Page 31: ...ly used whichever the model is The difference between type A and type B is shown in the table below Type A Type B 4700P 250V 0 01 250V 0 01 250V Not Used C643 C642 JS642 Not Used WIRE CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you connect ...

Page 32: ...5SCM3 Main 3 3 CRT Schematic Diagram MAIN 3 3 Ref No Position IC551 M 3 Q571 O 2 Q572 O 2 CN571 N 3 WH301A P 2 WH501A P 2 TP300 O 2 TP601 O 2 TEST POINTS IC TRANSISTORS CONNECTORS CRT Ref No Position Q501 Q 2 Q502 Q 2 Q503 R 2 CN501 R 2 WH301B Q 2 WH501B Q 2 TRANSISTORS CONNECTORS ...

Page 33: ...IBLE DE RECHANGE DE MÊME TYPE DE 4A 125V 4A 125V 7 9 BL6400F01013 1 7 10 CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail M...

Page 34: ...ISOLATION TRANSFORMER IS REQUIRED NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 4A 125V FUSE ATTENTION UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 4A 125V 4A 125V 7 11 7 12 BL6400F01013 1 CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in th...

Page 35: ...WF14 Q502 Collector Q502 Base WF4 WF13 Q503 Collector Q503 Base WF5 7 13 BL6400F01013 2 7 14 CRT CBA Top View CRT CBA Bottom View CRT CBA Ref No Position Q501 B 2 Q502 B 2 Q503 B 2 CN501 A 1 WH301B B 1 WH501B B 1 TRANSISTORS CONNECTORS ...

Page 36: ...WF4 1DIV 2V 20µsec Q 503 Base WF5 GND 1DIV 10V 20µsec Q 572 Collector WF7 GND 1DIV 5V 20µsec Q 571 Base WF8 1DIV 20V 20µsec Q503 Collector WF13 1DIV 20V 20µsec Q 501 Collector WF15 1DIV 0 2V 20µsec TU 1 Pin 8 WF16 GND L13WF WF1 WF16 Waveforms to be observed at Waveform check points Shown in Schematic Diagram Input NTSC Color Bar Signal with 1kHz Audio Signal INITIAL POSITION Unplug unit from AC ou...

Page 37: ...1 1 2 3 4 5 CN571 1 2 3 4 5 WH301B GND RED GREEN BLUE CRT ANODE SPEAKER 1 SP GND 2 SP801 SPEAKER CN801 9 1 L6415WI T571 FBT TU1 TUNER UNIT WH501A WH501B 8V GND RED GREEN BLUE 8V 160V 1 2 GND 3 160V 1 3 HEATER 2 CN301 NO CONNECTION CN301 IS USED FOR ADJUSTMENT AT FACTORY NU 1 I2C OPEN 2 GND 3 SDA 4 SCL 5 GND HEATER V501 DY551 BL6400F01013 2 ...

Page 38: ...CC DC 8 7V Input 32 FSC OUT Clock Output 3 58MHz 33 N U Not Used 34 AUDIO ATT OUT Audio Signal Output 35 N U Not Used 36 N U Not Used 37 V RAMP F B V Ramp Feed Back 38 V RAMP OUT Vertical Output 39 V RAMP CAP V Ramp OSC Capacitor 40 8 7 VREG OUT DC 8 7V Output 41 N U Not Used 42 H VCO F B H Vco Feed Back 43 AFC FILT Horizontal AFC Filter 44 GND GND 45 FBP IN Flyback Pulse Input 46 H OUT H Pulse Ou...

Page 39: ... Balance Adjustment Judgement 73 AFT AFT Voltage Input 74 N U Not Used 75 AGC AGC Voltage Input 76 PROTECT 3 Power Supply Protection 77 N U Not Used 78 FM SW Switching IF IC VCO 79 P ON H Output for P ON H 80 N U Not Used Pin No Signal Name Function ...

Page 40: ...2 B2 B1 A2 A4 A3 L2 L2 L2 L2 PB2 PL1 PL1 PB3 PB1 PB4 B5 V501 CRT CBA ANODE CAP Part of Flyback Transformer DY551 CLN551 DY551 V501 1 Details for DY551 and surrounding parts SHINWHA TAPE SGT 730 WHITE SHINWHA TAPE SGT 730 BLACK SCOTCH TAPE 880 MAIN CBA AC601 V501 2 CLN801 DG691 ...

Page 41: ...1 A2 B5 V501 CRT CBA ANODE CAP Part of Flyback Transformer DY551 CLN551 DY551 V501 1 Details for DY551 and surrounding parts SHINWHA TAPE SGT 730 WHITE SHINWHA TAPE SGT 730 BLACK SCOTCH TAPE 880 SCOTCH TAPE 880 SCOTCH TAPE 880 MAIN CBA AC601 V501 2 See Electrical Parts List for parts with this mark SP801 CLN801 DG691 B9 ...

Page 42: ...Packing DCT1303R 11 5 L6315PEX X3 X2 S5 S2 S2 S4 S3 X1 X4 PACKING TAPE PACKING TAPE TAPE S6 X5 S1 X6 FRONT ...

Page 43: ...Packing DCT1903R 11 6 L6415PEX X5 TAPE X3 X2 X1 S4 S6 PACKING TAPE FRONT S2 Some Ref Numbers are not in sequence S3 S3 S1 S5 S2 X4 ...

Page 44: ...RT HAS COUPLE OF SUBSTITUTIONAL PARTS AND EACH PARTS ALSO HAS MATCHING COMBINATION WITH DY551 PLEASE SEE TABLE 1 FOR DETAILS OF MATCHING COMBINATION 2 DY551 DEFLECTION YOKE HAS MATCHING COMBINATION WITH V501 PLEASE SEE TABLE 1 FOR DETAILS OF MATCHING COMBINATION CRT TYPE A DY551 DEFLECTION YOKE KDY3GDA82X or LLBY00ZMS011 DEFLECTION YOKE LLBY00ZSY005 LLBY00ZSY005 V501 CRT A34AGT13X TCRT190CP036 V50...

Page 45: ...D or N0108UD REMOTE CONTROL 130 ERC001 N0132UD N0132UD X3 DRY BATTERY R6P UM3 or XB0M451GH001 DRY BATTERY R6P 2S or XB0M451T0001 DRY BATTERY SUNRISE R6SSE 2S or XB0M451MS002 DRY BATTERY R6P AR 2PX or XB0M451HU002 DRY BATTERY R6P AR 2P X ICI XB0M451HU003 X5 POLYETHYLENE BAG 250X380XT0 03 Z325380 Note 1 V501 CRT HAS COUPLE OF SUBSTITUTIONAL PARTS AND EACH PARTS ALSO HAS MATCHING COMBINATION WITH DY5...

Page 46: ...34LEX10X TCRT190SAM01 LLBY00ZMS014 LLBY00ZSAM01 A34JQQ093X TCRT190MS010 LLBY00ZSY002 LLBY00ZMS018 LLBY00ZMS027 A34JXV70X TCRT190THA02 V501 CRT Type No V501 CRT Part No DY551 Deflection Yoke Part No A48JLL90X TCRT190QS009 LLBY00ZMS013 LLBY00ZSY006 LLBY00ZQS004 A48JLL90X K TCRT190QS019 LLBY00ZMS013 LLBY00ZSY006 LLBY00ZQS004 A48LGS30X TCRT190THA01 LLBY00ZMS016 LLBY00ZTHA01 A48LRH93X W D TCRT190PTD01 ...

Page 47: ...FILM CAP P 0 047µF 50V J or CMA1JJS00473 FILM CAP P 0 047µF 50V J CA1J473MS029 C58 FILM CAP P 0 033µF 50V J or CMA1JJS00333 FILM CAP P 0 033µF 50V J CA1J333MS029 C111 ELECTROLYTIC CAP 47µF 16V M or CE1CMASTL470 ELECTROLYTIC CAP 47µF 16V M CE1CMASDL470 C112 A ELECTROLYTIC CAP 4 7µF 50V M or CE1JMASTL4R7 A ELECTROLYTIC CAP 4 7µF 50V M CE1JMASDL4R7 C112 B ELECTROLYTIC CAP 10µF 50V M or CE1JMASTL100 B...

Page 48: ...CBH3CJQ00103 B P P CAP 0 01µF 1 6KV J or CA3C103VC011 B METALLIZED FILM CAP 0 01µF 1 6KV J CT3C103F7002 Ref No Mark Description Part No C581 B CERAMIC CAP LB 680pF 2K or CA3D681KG004 B CERAMIC CAP BN 680pF 2KV or CCD3DKA0B681 B CERAMIC CAP 680pF 2KV CA3D681PAN04 C584 ELECTROLYTIC CAP 1µF 160V M or CE2CMASTL1R0 ELECTROLYTIC CAP 1µF 160V M CE2CMASDL1R0 C594 ELECTROLYTIC CAP 10µF 50V M or CE1JMASTL10...

Page 49: ... 1N4148 NDTZ001N4148 D352 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 SWITCHING DIODE 1N4148 NDTZ001N4148 D551 DIODE 1N5399 B P or NDLZ001N5399 Ref No Mark Description Part No RECTIFIER DIODE ERB12 06 QDQZ0ERB1206 D561 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 SWITCHING DIODE 1N4148 NDTZ001N4148 D562 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 SWITCHING DIODE 1N4148 NDTZ001N4148 D568 SWITCHING D...

Page 50: ...CHOKE COIL 47µH K or LLBD00PKV007 POT COIL 47µH K LLBD DMM001 Ref No Mark Description Part No TRANSISTORS Q31 TRANSISTOR 2SC2785 F or QQSF02SC2785 TRANSISTOR 2SC2785 H or QQSH02SC2785 TRANSISTOR 2SC2785 J or QQSJ02SC2785 TRANSISTOR KTC3199 GR or NQS10KTC3199 TRANSISTOR KTC3198 GR or NQS40KTC3198 TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Q111 TRANSISTOR 2SC2785 F or QQSF02SC2785 TRANSISTOR 2SC2785 H ...

Page 51: ...B5Z0473 R330 CHIP RES 1608 1 10W J 1k Ω RRXAJB5Z0102 R331 CHIP RES 1 10W J 0 Ω RRXAJB5Z0000 Ref No Mark Description Part No R342 CHIP RES 1 10W J 0 Ω RRXAJB5Z0000 R344 CHIP RES 1608 1 10W J 6 8k Ω RRXAJB5Z0682 R345 CHIP RES 1608 1 10W J 10k Ω RRXAJB5Z0103 R346 CHIP RES 1608 1 10W J 2 7k Ω RRXAJB5Z0272 R347 CHIP RES 1608 1 10W J 220 Ω RRXAJB5Z0221 R348 CHIP RES 1608 1 10W J 27k Ω RRXAJB5Z0273 R350 ...

Page 52: ...RES 1 4W J 6 8k Ω RCX4JATZ0682 R664 CHIP RES 1608 1 10W J 12k Ω RRXAJB5Z0123 R665 CHIP RES 1608 1 10W J 4 7k Ω RRXAJB5Z0472 R666 METAL OXIDE FILM RES 2W J 15k Ω RN02153DP004 R667 PCB JUMPER D0 6 P5 0 JW5 0T Ref No Mark Description Part No R668 METAL OXIDE FILM RES 1W J 56k Ω RN01563DP003 R671 CARBON RES 1 4W J 3 3k Ω RCX4JATZ0332 R672 CARBON RES 1 4W J 3 3k Ω RCX4JATZ0332 R673 CARBON RES 1 4W J 10...

Page 53: ...E ABSORBER CNR 10D471K or NVQZR10D471K SURGE ABSORBER CNR 07D471K or NVQZR07D471K SURGE ABSORBER PVR 07D471KB or NVQZ07D471KB SURGE ABSORBER AVR S07D471KAAS or QVQZ0AVRS07D VARISTOR ENC471D 07A QVQZ0471D07A Ref No Mark Description Part No SF1 SAW FILTER SAFGM45M7VHHZC0B03 FBB456PMR008 T571 A FLYBACK TRANSFORMER JF0501 2418 or LTF00CPXB026 A FLYBACK TRANS BSC21 2016S or LTF00CPS2040 A FLYBACK TRANS...

Page 54: ...4JATZ0562 R515 CARBON RES 1 4W J 5 6k Ω RCX4JATZ0562 R516 CARBON RES 1 4W J 5 6k Ω RCX4JATZ0562 R517 CARBON RES 1 4W J 560 Ω or RCX4JATZ0561 CARBON RES 1 6W J 560 Ω RCX6JATZ0561 R518 CARBON RES 1 4W J 560 Ω or RCX4JATZ0561 CARBON RES 1 6W J 560 Ω RCX6JATZ0561 R519 CARBON RES 1 4W J 560 Ω or RCX4JATZ0561 CARBON RES 1 6W J 560 Ω RCX6JATZ0561 R521 CHIP RES 1 10W J 0 Ω RRXAJB5Z0000 R522 CHIP RES 1 10W...

Page 55: ...DCT1903R 1303R L6415 315CR ...

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