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C2JV

Waveforms & Voltages

(On the Main Board)

Q111

B 1.3V
C 6.0V
E 0.5V

Horiz.

6.5Vp-p

Horiz.

1.4Vp-p

Horiz.

1.7Vp-p

Horiz.

50Vp-p

Horiz.

47Vp-p

Vert.

1000Vp-p

Horiz.

IC501 (VERT. OUT)

Pin-1

2.9V

26.4V

1.6V

18.0V

27.0V

2.9V

IC802 (MEMORY)

Pin-1

GND

5.0V

GND

5.0V

Q171

B 7.3V
C 9.2V
E 6.6V

Q1902

B 5.0V
C -0.4V
E 5.0V

Q172

B 2.2V
C 7.2V
E 1.6V

Q432

B 2.1V
C133.7V
E 2.2V

Q611

B 15.0V
C

E 15.2V

Q681

C 5.1V
E

Q684

B 0.1V
C

Q686

B 19.0V
C

E 18.5V

Q685

B 0.3V
C 19.0V
E 0.2V

Q613

B -0.3V
C 314V
E

Q683

B 11.6V
C 11.8V
E 11.8V

4.6Vp-p

1.8Vp-p

3.8Vp-p

3.6Vp-p

0.8Vp-p

47.6Vp-p

17.0Vp-p

992Vp-p

36.0Vp-p

IC201-pin28

IC201-pin27

IC201-pin19

<R out>

IC201-pin20

<G out>

IC201-pin21

<B out>

IC201-pin44

IC201-pin46

<Y out>

IC501-pin5

<V out>

Q432-C

<H out>

Q432-B

<H out>

Q261

B 2.3V
C

E 3.0V

Q631

B 0.2V
C 18.5V
E 3.3V

Q661

B 16.0V
C -1.0V
E 14.9V

1.9Vp-p

Q613-C

550Vp-p

Q612-C

6.0Vp-p

3.0Vp-p

472Vp-p

Q613-B

2.4Vp-p

Q431-C

(On the CRT Board)

Q701

2.5V

C 141V
E

2.3V

Q711

B 2.5V
C 141V
E 2.3V

Q721

B 2.5V
C 141.8V
E 2.3V

Q741

B 0.7V
C GND
E 1.4V

Q431

C 17.5V
E

Q527

C 4.4V
E

Q701-B

Q721-C

<G-out>

Q701-C

<B-out>

Q711-C

<R-out>

Q711-B

Q721-B

112Vp-p

4.6Vp-p

112Vp-p

4.6Vp-p

4.7Vp-p

101Vp-p

3.4Vp-p

Q751

B 9.3V
C

E 9.2V

Q612

C -0.3V
E

Q182

B 1.3V
C 0V
E 1.9V

Q871

B -8.6V
C 4.8V
E

Q881

B -0.4V
C 4.2V
E

Q886

B 0.7V
C

Q449

B 0.1V
C 4.4V
E

Q861

B 4.4V
C 5.0V
E 5.0V

IC202

Pin-1

7.8V

5.0V

IC651

Pin-1

12.5V

5.0V

VOL. UP

VOL. DOWN

TV/AV

MENU

VIDEO

AUDIO

IN (L)

AUDIO

IN (R)

IC001 AUDIO AMP. (STEREO)

IC002 AUDIO AMP. (MONO)

T471

FBT

Q432

HORIZ.

OUT

A101

TUNER

IC281

SECAM

SW501

V- CENTER

C436

Q613

POWER OUT

Q612

POWER

DRIVE

CH UP

CH DOWN

IC801

CPU

(SOLDER SIDE)

VR631 +B ADJ.

IC802

MEMORY

IC501

VERT.

OUT

T611

CONVERTER

TRANS.

T431

HORIZ.

DRIVE

TRANS.

IC201

IF/VIDEO/
CHROMA

RC PRE-AMP.

TP-B

IC1201

AUDIO SW

(SOLDER SIDE)

MAIN BOARD (Component Location)

(R-OUT)

(G-OUT)

(B-OUT)

CRT BOARD (Component Location)

(C4SG)

IC201 (IF/VIDEO/CHROMA)

Pin-1

2.3V

2.2V

2.7V

3.2V

2.9V

5.0V

2.5V

2.3V

4.3V

4.1V

4.3V

1.6V

1.7V

1.6V

8.3V

2.2V

2.1V

2.0V

2.2V

2.7V

5.2V

2.6V

0.7V

1.3V

1.7V

0.9V

4.5V

8.4V

2.5V

2.7V

1.9V

2.8V

3.5V

2.5V

5.0V

2.7V

2.5V

2.3V

3.8V

4.1V

2.5V

2.2V

2.0V

2.2V

3.1V

IC801 (CPU)

Pin-1

4.3V

4.1V

5.0V

1.9V

2.3V

5.0V

2.3V

3.4V

5.0V

3.4V

5.0V

4.8V

4.2V

5.0V

0.2V

4.4V

5.0V

4.9V

5.0V

2.5Vp-p

Vert.

1.0Vp-p

IC201-pin23

IC002 (AUDIO AMP.)

Pin-1

N.C.

7.1V

0.7V

1.2V

6.8V

GND

14.4V

N.C.

Содержание CP20SR1Z

Страница 1: ...n 600Ω Sound Output RMS 3W Speaker 5cm 9cm 1 pc Dimensions 496 W 445 5 H 470 D mm Weight approx 17 2 Kg Specifications subject to change without notice Original Version Chassis Series AC5 A C2JV FILE NO Model No CP20SR1Z Australia Give complete SERVICE REF NO for parts order or servicing It is shown on the rating plate at the cabinet back of the unit This T V receiver will not work properly in for...

Страница 2: ...ON PRECAUTION The primary source of X RADIATION in television receiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be...

Страница 3: ...n 600Ω Sound Output RMS 3W Speaker 5cm 9cm 1 pc Dimensions 496 W 445 5 H 470 D mm Weight approx 17 2 Kg Specifications subject to change without notice Original Version Chassis Series AC5 A C2JV FILE NO Model No CP20SR1Z Australia Give complete SERVICE REF NO for parts order or servicing It is shown on the rating plate at the cabinet back of the unit This T V receiver will not work properly in for...

Страница 4: ...ON PRECAUTION The primary source of X RADIATION in television receiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be...

Страница 5: ...V 1 B Y IN R OUT G OUT B OUT H OUT V OUT 19 20 21 27 23 IC201 IF VIDEO CHROMA MUTE AUDIO IN AUDIO OUT IC002 AUDIO AMP MONO IC281 SECAM 6 7 Low B 5V 2 TELETEXT UNIT TEXT R TEXT G TEXT B TEXT BLK 180V VIDEO IN 14 SECAM KILLER 1 5 IC501 VERT DEF SWITCH VR631 130V Reg Reg 24V 15V 9V 5VRC Reg Reg 24V Protect T431 H DRIVE TRANS Q432 H OUT 25V 130V B G R 9V H V L902 DY AFC ABL T471 FBT Q901 CRT Heater HV...

Страница 6: ...SD GREEN OUT Active High OSD BLUE OUT Active High DEFLECTION CIRCUIT HORIZ SYNC IN ACTIVE LOW VERT SYNC IN ACTIVE LOW POWER PROTECT IN POWER ERROR LOW POWER CIRCUIT etc SCL SDA IC802 MEMORY OSC X801 32 768KHz CPU OSC OUT CPU OSC IN LED ON TIMER LED OUT ON TIMER ON Low RC SIGNAL IN ACTIVE HIGH RC PRE AMP 26 IC002 AUDIO AMP MONO VIF M OUTPUT HIGH NTSC3 58 LOW OTHER A101 F S TUNER AFT SIGNAL INPUT 10...

Страница 7: ...LMP V C VCC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL Red Input Green Input Blue Input Fast Blanking Input RGB Vcc Red Output Green Output Blue Output fsc output or C Sync output Vertical Output Ramp ALC Filter Horizontal BUS Vcc Horizontal Output Horiz...

Страница 8: ... 3bit Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP FM Det FM Level 5bit Chroma C D APC Det 500K Det To BUS Chroma VCO VIF Counter Reset Pulse VCO Ident VIF Sys 2bit Phase Detector A MUTE 1bit VOLUME D A VOLUME Filter A SW 1bit Input Select VOLUME ...

Страница 9: ...oes to the stand by mode When an abnormality occurs during TV reception it causes pin 27 of the CPU to go continually Low less than 0 75V for about one second The CPU detects that this has occurred and outputs the signal from pin 31 to switch off the power supply lines Releasing the protective circuit and restoring power supply To release the protective circuit and restore power supply turn the po...

Страница 10: ...e Plug Play No executed Inhibit Data Cancelled Ch Skip Data Cancelled Sound Volume Data 10 63 steps Volume Lock OFF Tuning Lock OFF Music Mode OFF AV Start OFF Colour System AUTO 1 CLR 8 Service Adjustments with Replacing Memory IC IC802 Note The CPU IC801 and memory IC IC802 store the service adjustments data and controls data for each circuit When the Memory IC IC802 is replaced some of the serv...

Страница 11: ...RBIAS 00 255 0 Green Bias Adj GBIAS 00 255 0 Blue Bias Adj BBIAS 00 255 0 Red Drive Adj RDRIV 00 127 64 Green Drive Adj GDRIV 00 15 8 Blue Drive Adj BDRIV 00 127 64 1 LINE APPEAR 21 DRV White Balance Adj 22 B YD 00 15 10 B Y DC level Adj Colour compensation PAL 23 R YD 00 15 10 R Y DC level Adj Colour compensation PAL 24 B YDN 08 07 0 NTSC B Y DC level Adj Difference value over PAL 25 R YDN 08 07 ...

Страница 12: ...0 1 1 Incorrecr operation prevention at the time of a special signal AV mode 74 VCO SW 0 1 0 C VCO Adj Switch 75 VCO ADJ 00 03 3 C VCO Adj 76 CROSS BW 00 03 0 Pattern Output 77 AVNCON 00 127 64 Contrast Adj of the blue back in AV mode 78 AVNBRI 00 127 64 Brightness Adj of the blue back in AV mode 0 1 1 IF Test 2 00 255 136 79 POMT 00 255 25 Power Mute Time Adj 80 CHMT 00 255 10 Channel Change Mute...

Страница 13: ... V SCO V S Correction adjustment Read Status Item No Item Data value Display for RF AGC RF AGC adjustment Read Status Item No Item Data value Data value for Red Display for DRV White balance adjustment Read Status Item No Item Data value for Blue To return to normal TV mode press the MENU button on the TV set or the remote control handset 2 Select item by pressing the TIMER Item No UP or SOUND MUT...

Страница 14: ... 2 Set the brightness and contrast to normal 3 Select H PHA in the service mode 4 Change value to be optimum horizontal centre position 5 Exit from service mode Item 02 H PHA HORIZONTAL CENTRE Horizontal centre 1 Receive the monochrome circular pattern 2 Set the brightness and contrast to maximum 3 Select V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from service mode...

Страница 15: ...rightness of each colour until a dim white line produced Please see the control button alloca tions in this mode 7 Select Item 21 DRV mode to enter the white balance adjusting mode 8 Press the 3 Red Drive 4 Red Drive Blue Drive or RECALL Blue Drive button alternately to produce normal black and white picture 9 Exit from the service mode 10 Check for proper grey scale tracking at all brightness lev...

Страница 16: ... centre MAIN BOARD VOL UP VOL DOWN MENU CH UP CH DOWN IC80 CPU SOLDER VR631 B ADJ IC802 MEMORY RC PRE AMP TP B B Voltage Supply Adjustment T471 FBT Q432 HORIZ OUT B C E C436 TRANS Focus VR Upper side T471 FBT Q432 HORIZ OUT B C E C436 Horizontal Width Adjustment MAIN BOARD SW501 V CENTER UT IC501 VERT OUT T611 CONVERTER TRANS IC201 IF VIDEO CHROMA Vertical Cerntre Adjustment Note B 130V Voltage Ch...

Страница 17: ...function ON by pressing the VOLUME or button To cancel set to OFF 2 Tuning Lock setting The following special functions can be set up on this TV set With this function a maximum sound volume limit can be set at any level 3 Music Mode setting When Music Mode is ON Programme position from 91 to 99 and 0 are set Music Mode Only sound is provided and any picture is not on the screen under Music Mode S...

Страница 18: ...olours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjustment If part of the picture screen is coloured adjust the Deflection Yoke position forward or backward slightly 8 Tighten the mounting screw of the Deflection Yoke Adjust Convergence next CENTRE CONV...

Страница 19: ... 7252 BADGE SANYO 6 610 302 0402 CABINET BACK C2JR 7 610 302 0709 LABEL RATING C2JV 8 610 011 6405 ROD ANTENNA ASSY or 610 216 4886 ROD ANTENNA ASSY or 610 217 1006 ROD ANTENNA ASSY or 645 012 0428 ROD ANTENNA ASSY or 645 042 4519 ROD ANTENNA ASSY 9 645 003 2837 ANT MATCHING BOX or 610 230 3216 ANT MATCHING BOX 10 645 054 3579 ASSY REMOCON JXMYA 11 610 300 5102 RC BATTERY LID JXMYA 610 302 0143 IN...

Страница 20: ...ety should be considered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must ...

Страница 21: ... 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB Q686 405 134 5905 TR 2SA1037AK T146 R 405 147 2205 TR 2SA1037AK S T146 405 002 0308 TR 2SA1037K T146 R 405 002 0407 TR 2SA1037K T146 S 405 002 6706 TR 2SA1179 M6 TB 405 002 6904 TR 2SA1179 M7 TB Q818 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB Q861 405 134 59...

Страница 22: ...C469 403 049 4204 ELECT 10U M 50V C471 404 056 5307 NP ELECT 2 2U M 100V 404 045 6605 NP ELECT 2 2U M 50V C486 403 115 0802 ELECT 22U M 100V C491 403 076 5304 CERAMIC 680P K 500V C510 403 042 7707 ELECT 22U M 16V C511 403 215 2201 CERAMIC 0 01U K 50V C514 403 050 2800 ELECT 22U M 50V C515 403 045 1504 ELECT 1000U M 25V C517 403 053 2104 ELECT 220U M 35V C518 403 072 9405 CERAMIC 3300P K 50V C520 4...

Страница 23: ... MT GLAZE 1 2K JA 1 16W R188 401 105 1006 MT GLAZE 1 2K JA 1 16W R1902 401 105 3406 MT GLAZE 27K JA 1 16W R1903 401 105 1105 MT GLAZE 12K JA 1 16W R1904 401 105 6001 MT GLAZE 5 6K JA 1 16W R1905 401 105 6605 MT GLAZE 6 8K JA 1 16W R1906 401 105 7909 MT GLAZE 0 000 ZA 1 16W R1907 401 024 6700 CARBON 100 JA 1 6W R1911 401 025 7409 CARBON 220 JA 1 6W R1912 401 025 7409 CARBON 220 JA 1 6W R1913 401 02...

Страница 24: ...1 16W R817 401 105 3307 MT GLAZE 2 7K JA 1 16W R818 401 024 7004 CARBON 1K JA 1 6W R819 401 105 0603 MT GLAZE 10K JA 1 16W R821 401 105 0603 MT GLAZE 10K JA 1 16W R822 401 105 6506 MT GLAZE 680 JA 1 16W R830 401 024 7004 CARBON 1K JA 1 6W R831 401 105 5202 MT GLAZE 470 JA 1 16W R833 401 105 0603 MT GLAZE 10K JA 1 16W R834 401 105 0603 MT GLAZE 10K JA 1 16W R835 401 105 0603 MT GLAZE 10K JA 1 16W R...

Страница 25: ...D610 407 104 2402 PHOTO COUPLE PC817C 407 106 6101 PHOTO COUPLE PC817D 407 175 9904 PHOTO COUPLE TLP621 1 BL D614 407 005 4505 DIODE DS442X 408 008 2406 DIODE 1N4148 407 012 4406 DIODE 1SS133 407 013 4306 DIODE 1S2076A 407 013 7109 DIODE 1S2473 D616 407 005 4505 DIODE DS442X 408 008 2406 DIODE 1N4148 407 012 4406 DIODE 1SS133 407 013 4306 DIODE 1S2076A 407 013 7109 DIODE 1S2473 D617 407 007 6606 D...

Страница 26: ...701 403 157 6909 CERAMIC 820P K 50V C710 403 368 8907 ELECT 4 7U M 250V C711 403 157 6701 CERAMIC 560P K 50V C721 403 157 6602 CERAMIC 470P K 50V C731 403 077 2708 CERAMIC 1000P P 2K 403 077 2807 CERAMIC 1000P Z 2K 403 312 8304 CERAMIC 1000P Z 2K C751 403 043 6006 ELECT 330U M 16V RESISTOR R701 401 025 3807 CARBON 180 JA 1 6W R703 401 105 7206 MT GLAZE 82 JA 1 16W R704 401 065 4604 OXIDE MT 12K JA...

Страница 27: ... 16GZ 0C 1 16GZ0C J10AM050N KK 1000GQ 1K X 8 2K 8 2K 8 2K CJ100 CGQ 100 100 1 16GJ 10KC 1 16GJ 47KC 1 16GJ 2 7KC 1 16GJ 10KC KK0 01 GQ 220 AE 220 22K L14B18 30N 70N EM10 X HJ0 015G PM1 EM22 100 1 16GJ10KC 270 1 16GJ560C 1 16GJ560C 8 2K X 10EM 330 BA178M05T MC78M05CT UPC78M05AHF L78M05CV TUNER F1BEB0240 1 16GJ 100C 1 16GJ 100C 18K 1 16GJ 68KC EM47 EM47 RD36EB1 MTZJ36A KK 0 01GQ 1 16GJ 5 6KC 1 16GJ ...

Страница 28: ...E 9 2V Q612 B 0V C 0 3V E 0V Q182 B 1 3V C 0V E 1 9V Q871 B 8 6V C 4 8V E 0V Q881 B 0 4V C 4 2V E 0V Q886 B 0 7V C 0V E 0V Q449 B 0 1V C 4 4V E 0V Q861 B 4 4V C 5 0V E 5 0V IC202 Pin 1 7 8V 2 0V 3 5 0V IC651 Pin 1 12 5V 2 0V 3 5 0V VOL UP VOL DOWN TV AV MENU VIDEO IN AUDIO IN L AUDIO IN R IC001 AUDIO AMP STEREO IC002 AUDIO AMP MONO T471 FBT Q432 HORIZ OUT B C E A101 TUNER IC281 SECAM SW501 V CENTE...

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