Aiwa VX-S135 Service Manual Download

Page: 77 / 103

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

L4014_1

220uH

L4006

100uH

L4011

1mH

L4002

100uH

0607

L4005

100uH

L4010

100uH

L4009

100uH

L4012

100uH

L4004

100uH

0607

W873

W815

W837

W817

TP4001

ENV

W860

W855

W894

W902

W904

W842

W813

W885

W861

W862

C4023

16V

C4027

16V

C4029

50V

C4078

6.3V

C4039

50V

C4069

0.1

50V

C4065

0.1

50V

C4066

0.1

50V

C4067_1

16V

C4015

16V

C4068_1

3.3

50V

R4060

R4012

5.6K

R4008

6.8K

R4053

560K

R4009

R4023

330K

R4049

4.7K

R4050

1.5K

R4051

470

R4038

2.2K

R4022

12K

R4021

10K

R4039

270

R4059

R4014

R4062

270

R4063

270

R4052

2.7K

R4006

10K

R4001

820

R4004

2.2K

R4003

2.2K

R4002

15K

R4005

1.5K

R4017

R4054_1

1/4W

R4010

4.7K

R4080

120

R4057

330

R4029

15K

R4007

820

R4058

15K

R4046

560

R4026

150

R4032

18K

R4035

10K

R4036

10K

R4037

18K

R4030

27K

R4027

12K

R4028

2.2M

R4040

8.2K

R4044

1.8K

R4047

270

R4048

1.8K

R4064

2.2M

R4076

R4056

R4055

1.8K

R4077

2.2M

R4016

22K

R4015

R4070

220

R4018

15K

R4031

1.2K

+-1%

R4074

1.8K

R4043

2.7K

R4045

680

R4042

220

R4041

390

C4013

0.1 B

C4052

180P

C4005

0.33 B

C4022

0.01 B

C4075

0.1

C4036

20P

C4061 0.01 B

C4060 0.01 B

C4059 0.01 B

C4034

0.01

C4033

0.047

C4032

0.022

C4049

180P

C4037

0.033

C4001

0.056 B

C4009

0.033

C4057

560P

C4079

0.1

C4081

20P

C4055

33P

C4091

0.1

C4095

270P

C4002

0.01 B

C4045

390P

C4003

0.022

100V

C4044

0.01

C4031

820P

C4011

0.1

C4038

0.1

C4042

0.022

C4056 0.1 B

C4047

0.022

C4088_1 0.1 F

C4074

0.01 B

C4077

0.1 B

C4072 0.01 B

C4087

68P

C4064 0.01 B

C4008

0.01

C4018

680P

C4017

0.1

C4030

0.001

C4054

0.01

C4053

0.01

C4050

0.01

C4043

5P CH

C4103_1

16V

C4012

4.7

50V

C4070

100

6.3V

C4063

50V

C4040

50V

C4016

50V KS

C4007

100

6.3V

C4084

220

10V

C4092

330

16V

C4048

3.3

50V

C4006

16V

C4062

16V

C4058

50V

C4025

16V

C4028

4.7

50V

C4080

6.3V

C4041

100

6.3V

C4046

50V

C4073

16V

C4076

100

6.3V

C4071

50V KS

C4035

2.2

50V

C4051

50V

X4001

1006A3R504

3.579545MHz

Q4011
2SA1037AK

BUFFER

Q4012
2SA1037AK

BUFFER

Q4003

2SA984K

Q4005

2SA1318

DRIVER

Q4007

2SC2412K

AMP

Q4013
2SC2412K

Q4010

2SC2412K

BUFFER

Q4002

2SC2274

AUDIO
PB SW

Q4001

2SC2274

AUDIO
PB SW

Q4006

2SC1317

BIAS OSC

Q4008
2SC2412K

BUFFER

Q4009

2SC2412K

BUFFER

L4008

120uH

L4007

56uH

L4017

68uH

IC4001

LA71170M-MPB

Y/C/A/H.AMP

100

CP4004
TMC-T02X-E1

CP4005
52045-0645

L4003

1626007

D4001

1SS133

L4001

2623003

15.6KHZ TRAP

DURING PLAYBACK

MEASURED WITH THE DIGITAL TESTER

NOTE:

THE DC VOLTAGE AT EACH PART WAS

IC4002

NJM7805FD

+5V REG

CP4001
TOC-C09X-A1

D4005

MTZJ5.6B

B4002

BL01RN1-A63

B4001

BL01RN1-A63

S801Y

S801X

S802Y

S802X

S806Y

S806X

RECORD LUMINANCE SIGNAL

PLAYBACK LUMINANCE SIGNAL

RECORD COLOR SIGNAL

PLAYBACK COLOR SIGNAL

TUNER VIDEO SIGNAL

AUDIO SIGNAL(REC)

AUDIO SIGNAL(PB)

FSC

P.CON+10V

P.CON+5V

GND

Y/C_AUDIO

GND[HIFI]

NORMAL_A

GND_1

Y/C_AUDIO

FRONT_VIDEO_IN

HF2

HF_COM

REAR_VIDEO_IN

HF1

FSC

GND[HIFI]

Y/C_VIDEO

REC_TU.V.OUT

P.CON+5.6V[A]

VCR_A_MUTE

COL_ROTA

H.SW

H.AMP_SW

SCL

SDA

P.CON+5.6V[A]

D.V_SYNC

ENV_DET

V.REC_ST_H

ENV_DET

FRONT_VIDEO_IN

CTL+

CTL-

REAR_VIDEO_IN

Y/C_VIDEO

V.REC_ST_H

CTL-

CTL+

Y/C_VIDEO

D.V_SYNC

SCL

SDA

VCR_A_MUTE

V.REC_ST_H

COL_ROTA

H.AMP_SW

H.SW

J-7

PCB010
VM9153

FROM/TO A/C HEAD

FROM/TO F/E HEAD

FROM/TO CYL

EP/LP-CH2 (L)

TO CHROMA/IF

FROM/TO MICON

FROM/TO I/O

FROM POWER

FROM/TO HIFI

(SYSCON PCB)

Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM

0.6

FE HEAD(HOT)

FE HEAD(GND)

AUDIO REC

AE HEAD(-)

AE HEAD(+)

CTL-

CTL+

SP-CH1 (R)

SP-CH2 (L)

SP COM

EP/LP COM

HF1 (R)

HF COM

HF2 (L)

21.1

5.1

5.2

20.8

15.1

21.2

2.7

EP/LP-CH1 (R)

EMP

NL DE

N.C.1

N.C.2

ALWAY

CLAMP

Y.N.R

Y-LPF

BPF1

DET

VCA

Y_DELAY

BGA

REC

C-LPF

B-UP

DET

ACC

-IN

CLK

C COMB

CCD GND

CCD Vcc

-OUT

4fsc

Sub

CONV

VCO

BALANCER

Main

CONV

320FH

VXO

ID DET

AGC

PB_FM

AFTER

BEFORE

AFC

REC

APC

REC

S-DET

KIL

LPF

CCD

AFTER

PB BGA

PB BGA
BEFORE

NTSC:H

C-Vcc

AMP

COMB

SLD

VCO

320FH

VXO

OUT

APC

REC

DET

KIL

C-GND

REG

ANR

PIC_CTL

MIX

Y/C

FBC

DET

SYNC

H-PLL

DET

SYNC

DET

AGC

TC2

1/2

COMP

H.A VCC

H.A GND

DET

ALC

AMP

LINE

BIAS

AUTO

MUTE

A.GND

DET

AMP

ACC

LPF

SUB

DETAIL

ENH

EMPHA

LIM

DOUBLE

DEM

CLIP

W/D

REC

FM_AGC1

FM-AGC

REC

BPF2

AGC2

REC FM

S-EQ

A-Vcc

H.A GND

2.3V

Vref

ALC

OUT

ENV

REC FM
AGC2 DET

TEC2

AGC

TC1

AGC

SEP

SYNC

CTL

PB EQ

/EE

Vref

REC/EE

AMP

REC:
EP/LP
PB:EP

Vref

REC

PB/EE

AMP

6DB

CLAMP INS

CHARA

DECODER

SERIAL

Y-GND

CLAMP

PB_FM

Y-Vcc

BAL/TC1

ACC DET

FM AGC DET

REC EQ OUT

AUDIO PB

(S805)

GND

OUT

5.3

3.0

2.2

1.4

1.8

3.3

1.8

4.9

2.1

4.1

5.1

3.0

3.2

2.0

5.2

2.3

9.8

2.2

0.8

1.9

2.0

1.2

0.1

2.5

2.6

5.3

2.6

5.2

2.8

5.2

1.5

4.8

5.2

5.1

2.6 2.6 2.6 2.7 0.2 2.6 2.6

0.6 3.4 2.6 1.7 1.5 2.3 5.1 0.2 2.5 2.5 3.1

0 5.1 5.1 5.1

0.4 0.4 2.0 1.0

1.9

2.6

5.2

3.4

5.2

3.4

3.3

3.4

3.3

4.0

2.8

2.1

1.9

2.6

3.3

2.2

1.9

5.3

2.6

2.2

2.1

1.3

2.2

3.0

2.4

2.2

1.6

2.0

1.3 1.3

5.3

0.2

5.1

8.9

Summary of Contents for VX-S135

Page 1: ...12 mm sec SP 3 hours with T 180 tape LP 6 hours with T 180 tape SLP 9 hours with T 180 tape 1 0Vp p 75 ohm unbalanced 1 0Vp p 75 ohm unbalanced 53dB nominal 3 8dBs 50K ohm 3 8dBs less than 50K ohm 3 t...

Page 2: ...P IN OUT MICON POWER OPERATION HIFI PRINTED CIRCUIT BOARDS OPERATION LED AV DECK OPERATION SCHEMATIC DIAGRAM DECK SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARDS SYSCON Y C AUDIO HEAD AMP SCHEMATIC DIAGRAM M...

Page 3: ...a tube or tape for safety or which are assembled in the condition that these do not contact with the printed board The inside wiring is designed not to get closer to the pyrogenic parts and high volt...

Page 4: ...rve the chroma signal There are two types of the new alignment tape CH 1B for NTSC and CH 2 for PAL On each tape four signals 1 4 are recorded for the times and in the order shown below The TTV MP1 fo...

Page 5: ...Refer to Fig 1 4 1 2 3 4 5 6 Remove the screw 1 Remove the Main PCB Holder Remove the 2 screws 2 Remove the 3 screws 3 Disconnect the following connectors CP810 CP820 CP804 and CD401 Remove the Main...

Page 6: ...direction of arrow A Remove the 2 screws 2 Remove the nut 3 Remove the washer 4 Unlock the 2 supports 5 Remove the Jack Plate in the direction of arrow B Jack Plate 1 Deck Holder Syscon PCB A 5 5 B 3...

Page 7: ...ASSETTE SIDE L R Refer to Fig 2 5 Remove the Locker Spring Unlock the 4 supports 1 and then remove the Cassette Side L R 1 2 NOTE When you install the Cassette Side L R be sure to move the Locker L R...

Page 8: ...on Adjust Unlock the 2 supports 3 and remove the Tension Band Ass y Unlock the support 4 and remove the Tension Holder 1 2 3 4 5 6 7 Tension Holder 4 2 Tension Adjust Tension Band Ass y Tension Arm As...

Page 9: ...HEAD Refer to Fig 2 13 A Remove the screw 1 Remove the A C Head Base Remove the 3 screws 2 Remove the A C Head and A C Head Spring 1 2 3 4 NOTE Do not touch the A C Head Use gloves When you install th...

Page 10: ...SS Y Refer to Fig 2 15 Unlock the support 1 and remove the AHC Ass y Remove the 3 screws 2 Remove the Cylinder Unit Ass y 1 2 3 When you install the Cylinder Unit Ass y tighten the screws from 1 to 3...

Page 11: ...Arm T Ass y Loading Gear S LED Reflecter Fig 2 19 A NOTE When you install the Loading Arm S Ass y Loading Arm T Ass y and Main Loading Gear align each marker Refer to Fig 2 19 B Loading Arm T Ass y M...

Page 12: ...p up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 3 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT...

Page 13: ...op Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L...

Page 14: ...or Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor...

Page 15: ...of the Tracking to the center position NOTE Also can be adjusted by pressing the ATR button for more tan 2 seconds during PLAY VOL MIN 5 POWER ON total hours and PLAY REC total hours are displayed on...

Page 16: ...r and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head CONFIRMATION OF USING HOURS POWER ON total hours and PLAY REC total hours can be checked on the screen Total h...

Page 17: ...lly Clean the full erase head in the same manner Refer to the figure below Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcoh...

Page 18: ...39 25 01 26 00 27 3A Table 1 1 2 3 Fig 1 ADDRESS is now selected and should blink Using the SET or keys on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press EN...

Page 19: ...Pins Parts No SJ G16 2C0 000 JG162D Cable 11 Pins Parts No SJ G16 2D0 000 JG162Y Cable 5 Pins Parts No SJ G16 2Y0 000 JG154 Cable Parts No SJ G15 400 000 3 3 JG001T X Value Adjustment For 2 heads mode...

Page 20: ...JG162C and JG162D Connect the Syscon PCB to the CRT PCB with the cable JG162Y Remove the Operation PCB from the set then connect it with the Syscon PCB If necessary connect CD353 Front A V Jack Input...

Page 21: ...on Main PCB It s possible to get the Servicing Position without the extension Jig if you arrange the unit as shown below But L503 connection can not be done Degause circuit will not operate Be carefu...

Page 22: ...video tape T 120 recorded in standard speed mode Set the unit to the PLAY mode Install the tentelometer as shown in Fig 1 3 Confirm that the meter indicates 20 2gf in the beginning of playback 1 2 USI...

Page 23: ...pring 2 CONFIRMATION AND ADJUSTMENT OF TAPE RUNNING MECHANISM Tape Running Mechanism is adjusted precisely at the factory Adjustment is not necessary as usual When you replace the parts of the tape ru...

Page 24: ...stortion is appeared then adjust the a Reflected picture of Stamp Mark Stamp Mark Audio Control Head P4 Post Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Tape Audio Control Head Fig 2 2 C 0 25 0 05mm...

Page 25: ...RTS LOCATION GUIDE 1 2 3 4 5 6 7 8 9 11 10 12 7 8 9 10 11 12 P4 Post T Brake Spring T Reel Ass y Idler Ass y S S Brake Spring S Reel 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Con...

Page 26: ...RE 5 OTHERS 6 TEST PATTERN 7 STEREO SAP 8 VOL TEST 0 END The adjustment items 2 3 6 7 and 8 are not used for this model Fig 1 1 2 BASIC ADJUSTMENTS VCR SECTION 2 1 PG SHIFTER 1 2 3 4 Connect CH 1 on t...

Page 27: ...mote control until the section A becomes a straight line Refer to Fig 2 5 TV SECTION 2 5 CONSTANT VOLTAGE 1 2 3 4 Using the remote control set the brightness and contrast to normal position Connect th...

Page 28: ...the SHIFT quantity of the OVER SCAN on right and left becomes minimum 1 H PHASE 2 H BLK 3 V SIZE 4 V POSI 5 V LIN 6 V SC 7 V COMP 8 H FREQ 0 RETURN 2 17 VERTICAL POSITION 1 2 3 4 5 Receive the color b...

Page 29: ...ELECTRICAL ADJUSTMENTS 3 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE VCR SECTION SYSCON PCB TP1002 C1003 TP1001 TP4001 TP601 L610 J4201 TP4201 TU601 CP603 D2 4...

Page 30: ...ELECTRICAL ADJUSTMENTS TV SECTION MAIN PCB T501 FB401 FOCUS VOLUME SCREEN VOLUME VR502 TP401 J801 TP803 CRT PCB TP801 D2 5...

Page 31: ...ming adjustments in section 4 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity magnet...

Page 32: ...Does the Base voltage of Q504 turn ON or OFF POWER DOES NOT TURN ON 1 Yes No Check P CON 5V line Is the voltage at pin 1 of IC503 DC14 0V Yes No Check ICP503 and D519 No Yes Check ICP502 Yes No No Yes...

Page 33: ...DOES NOT TURN ON 2 Is CP810 inserted Is F501 broken Yes No Insert CP810 No Yes Is the voltage at C507 about 144V No Check the circuit between F501 C507 and R501 Yes Replace F501 Check IC501 and check...

Page 34: ...veform at pin 47 of IC604 normal Yes Check IC604 No Yes Is the signal at Base of Q406 No Yes Is the signal at pin 1 of CP401 No Yes Do pins 17 18 and 19 of IC604 feed signal Check peripheral circuit o...

Page 35: ...volume up or down key Check SPEAKER and OPERATION PCB Yes No No Yes Is the voltage at pin 12 of IC351 DC8 2V Is ICP505 broken Check D509 and the peripheral circuit Yes No Do pins 11 and 13 of IC351 f...

Page 36: ...No Yes Is the color signal received Receive the color signal No Yes Is the waveform at pin 47 of IC604 normal Check peripheral circuit of X604 No Yes Check peripheral circuit of IC604 Check peripheral...

Page 37: ...MA 9V line Check D411 and FB401 Is the voltage at pin 4 of IC401 DC0 9V OSD SCREEN DOES NOT APPEAR No Yes No Yes No Yes Check peripheral circuit of IC604 Is there a waveform at pins 17 18 and 19 of IC...

Page 38: ...nsert a cassette and press PLAY button No Yes No Yes Does Playback change to Stop about 6 seconds later Check IC1001 Check TAPE LOADING CAPSTAN DD UNIT and CYLINDER UNIT Check REEL SENSOR and CAPSTAN...

Page 39: ...signal at pins 71 and 72 of IC4001 Yes No Is there FM signal at pin 18 of IC4001 Replace IC4001 Yes No Is there VIDEO signal at pin 17 of IC4001 Check Q4007 and the peripheral circuit No Yes Is there...

Page 40: ...s FM ENVELOPE appear at TP4001 No Yes No Yes Does CHROMA signal at pin 72 of IC4001 Check R4080 C4032 and peripheral circuit No Yes Does COMPOSITE signal appear at pin 43 of IC4001 Replace IC4001 Chec...

Page 41: ...ge adjustments No Yes Is FM signal at pin 72 of IC4001 200mVp p Yes No No Yes Replace IC4001 Check Q4011 Q4212 and peripheral circuit Check pin 74 of IC4001 and peripheral circuit Replace IC4001 Is VI...

Page 42: ...RECORDING AND PLAYBACK Yes No Does VIDEO signal appear at pins 36 and 34 of IC4001 Check J4201 J701 and VIDEO input circuit Does CHROMA signal appear at TP4001 during recording Yes No Check pin 71 of...

Page 43: ...serted to CP4005 Replace IC4001 No Yes Does AUDIO signal appear at pin 96 of IC4001 Replace IC4001 No Yes Does AUDIO signal appear at pin 62 of IC5501 Check the circuit between pin 96 of IC4001 and pi...

Page 44: ...ER circuit Check POWER circuit No Yes Is the voltage at pin 8 of CP1004 DC5V Replace IC1001 Yes No No Yes In playback is the voltage at pin 4 of CP1004 DC2 5V Replace IC1001 and DD MOTOR Check pins 65...

Page 45: ...heral circuit No Yes Check POWER BLOCK Yes No Yes No Is there AUDIO signal at pin 96 of IC4001 Check IC4001 and the peripheral circuit Is there signal at pin 7 of IC4001 Yes No Check the lead wire and...

Page 46: ...mode indicator appear in Display Check LOADING MOTOR and the peripheral parts Does VCR operate with the remote control Yes No Check IC1001 No Yes Replace SW792 Check the circuit between pin 6 of CD75...

Page 47: ...01 Yes No Check the circuit from VIDEO input jack to IC4001 and from Tuner Pack to IC4001 Yes No Is there VIDEO signal at pin 20 of IC4001 Replace IC4001 Yes No Is the voltage at pin 41 of IC4001 abou...

Page 48: ...s No Is there IF signal at pins 78 and 79 of IC604 Yes No Yes No Is there VIDEO signal at pin 56 of IC604 No Yes Is there VIDEO signal at emitter of Q602 No Yes Check Y C BLOCK Check Q602 and peripher...

Page 49: ...voltage at pin 2 of CP1005 about DC12V Replace IC1001 Replace CYLINDER MOTOR Check P CON 12V line and POWER BLOCK Yes No Yes No No Yes Check R1020 and R1028 In playback is the voltage at pin 77 of IC...

Page 50: ...01 Replace IC1001 No Yes Yes No No Yes No No Yes Yes Does pin 90 of IC1001 output a 3 0Vp p square wave In playback is the voltage at pin 4 of CP1004 2 8V Is the voltage at pin 4 of CP1004 3 3V when y...

Page 51: ...MOTOR Yes No No Yes Yes No No Yes Check EOT BOT and Photo sensor When cassette is not inserted is the voltage 1 6V at Emitter of Q102 and Q101 When a cassette is inserted is the voltage between pins 3...

Page 52: ...n Eject position Check IC1001 circuit No Yes No Yes No Yes No Yes Replace EOT PHOTO TRANSISTORS Check R1011 circuit Check FRONT LOADING GEARS Does this same problem appear when using another cassette...

Page 53: ...When the FF or REW is pressed does the FF or REW indicator appear on screen Check pin 72 of IC1001 lines Replace IC1001 No Yes Is the voltage changing at pin 7 of CP1004 Is the voltage changing at pi...

Page 54: ...Yes No Is the voltage at pin 77 of IC1001 1 8V Check R1028 and R1020 Yes Replace CYLINDER UNIT No No Yes Yes Replace IC1001 Yes No Check REEL SENSOR Is the voltage at pin 2 of CP1005 unregulated at 12...

Page 55: ...ppear in the picture No No Yes By adjusting the manual tracking UP DOWN buttons will the noise disappear in the picture Check P B ENVELOPE No Yes Are GUIDE POSTS the right height Adjust GUIDE POST hei...

Page 56: ...out 5V Replace CYLINDER UNIT PLAYBACK PICTURE JITTERS HORIZONTALLY AUTO TRACKING DOES NOT OPERATE By manual tracking does the DC level at pin 6 of IC1001 change Yes No In auto tracking is the voltage...

Page 57: ...rotate Refer to section CAPSTAN DD MOTOR NOT ROTATING Is CAPSTAN BELT normal Yes No Replace CAPSTAN BELT Yes No Does REEL SENSOR PULSE signal appear at pin 79 of IC1001 Check Reel Sensor of Q1001 and...

Page 58: ...heck Power circuit Check AUDIO HEAD for debris or stains Check CP4001 and peripheral circuit Is PG SHIFTER Adjustment 6 5H Adjust PG SHIFTER No Yes Does AUDIO signal appear at pins 53 and 57 of IC5501...

Page 59: ...3 and 57 of IC5501 and J4201 NO E E AUDIO STEREO Does STEREO SOUND signal appear at pins 53 and 57 of IC5501 Is the voltage at pin 100 of IC1001 high Check IC1001 and the peripheral circuit Is the vol...

Page 60: ...signal appear at pins 53 and 57 of IC5501 No Yes Check IC5501 and the peripheral circuit No Yes Check Operation PCB J701 and J4201 Does Hi Fi H SW signal appear at pin 27 of IC5501 No Yes Check the ci...

Page 61: ...erminal of Head SW to Y C A and Head Amp 19 HI FI H SW O Output terminal of audio Head SW to Y C A and Head Amp 20 LDM RVS O Output signal to control the rotation direction of the loading motor 21 LDM...

Page 62: ...width erase circuit 67 IIC CLK3 O CLOCK terminal for I2C BUS communication 68 IIC DATA3 I O DATA terminal for I2C BUS communication 69 SP H O Output H terminal of Playback Recording SP mode 70 IIC DA...

Page 63: ...r C 94 CTL I O Input and output terminal of Control Head 95 CTL I O Input terminal of Control Head 96 AMP C Condenser connection for AMP C 97 CTL AMP OUT O Output terminal for amp out 98 AMP VCC 5V 99...

Page 64: ...SERVO TIMING CHART IC1001 OEC7034A DPG 0 PIN DFG 9 PIN H SW P 8 PIN CH 1 CH 2 V SYNC E E 9 PIN REC CTL REC 7 PIN V SYNC TRICK PB 3 PIN WAVEFORM CHANGES DEPENDED ON THE TAPE SPEED G 1...

Page 65: ...ING CLUTCH DIRECT CONNECTION PINCH ROLLER LOADING DIRECTION FWD CAPSTAN FWD ROTATING DIRECTION CAPSTAN RVS ROTATING DIRECTION LIGHT RECEIVING LIGHT RECEIVING H LIGHT GUARD LIGHT RECEIVING LIGHT GUARD...

Page 66: ...4PIN M24C04 BN6 PST600H LA7840 NJM7805FD BA6955AN PQ09RD08 ON3171R NJM7812FA TRANSISTOR 80PIN 5PIN 16PIN 2SA1318 S T AA DTC114TSTP 2SD2396 J K 2SD2599 LA76814BM MPB STR F6612 AN7510 2SA1371 D E AE 2S...

Page 67: ...HD 33 AMP 2 59 60 AC IN D501 D504 RECTIFIER F501 Q503 B 100V DRIVE Q502 100V DRIVE Q501 100V SW F502 8 14 4 12 T501 9 AT 30V 3 1 5V POWER REG IC502 NJM7805FD AT 5 6V 3 1 12V REG IC504 NJM7812FA AT 12...

Page 68: ...Q4007 AMP CP4001 3 2 1 EP LP CH1 R EP LP COM EP LP CH2 L CYL FE HEAD HOT SCL FE HEAD GND SDA MICON POWER OPERATION 2 1 CP4004 FE HEAD CP4005 6 5 4 AUDIO PB AUDIO REC CTL HEAD AUDIO CONTROL 3 2 1 AE H...

Page 69: ...4 1 4 3 2 1 3 4 2 1 3 4 2 Q1002 SENSOR SW AT 5 6V MS_SEN A Q1009 MS_SEN B Q1003 REEL SENS Q1001 REEL SENS Q1005 AT 21V POWER FAIL DC AT 5 6V P CON 5V MICON POWER OPERATION BLOCK DIAGRAM SCL X_RAY SDA...

Page 70: ..._IN_R REAR_A_IN_L FRONT_VIDEO_IN HF1 HF_COM FSC HF2 Y C_AUDIO NORMAL_A Y C AUDIO H AMP IN OUT MICON POWER OPERATION Y C AUDIO H AMP IN OUT 51 58 19 P CON 9V P CON 5V INPUT SW AMP AMP OUTPUT SW PNR BPF...

Page 71: ...008 W009 R775 R777 W010 R780 R771 R772 C781 R773 R774 C779 W014 W016 R351 R352 B351 W018 R776 W015 R766 W017 R778 W013 W012 C753 W805 PRINTED CIRCUIT BOARDS OPERATION CP703B J701_1 CD757 C702 C701 W80...

Page 72: ...OFF SW795 SKHVBED010 REC OTR SW799 SKHVBED010 CH DOWN SW750 SKHVBED010 PLAY BACK SW797 SKHVBED010 VOL DOWN SW796 SKHVBED010 VOL UP SW798 SKHVBED010 CH UP SW794 SKHVBED010 REW GND B Vout OS753 PIC 2814...

Page 73: ...E THE DC VOLTAGE AT EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP102 CP1002 173979 2 1 2 S102 S101 S104 S103 S106 S105 Q102 RP...

Page 74: ...662 R663 R317 R661 Q4202 Q4205 Q4206 Q4201 Q4204 C4204 R1066 C4002 R1067 R4035 C1026 R1051 R4060 R4031 R4002 R359 R314 C313 R352 C320 R351 R318 R302 C1061 C1030 C1060 R1044 R1045 R1001 R1053 R1029 C55...

Page 75: ...L5504 L5501 C5533 C5539 C5537 C5548 C5547 C5550 L5505 W141 W142 IC351 W143 D5501 W150 W152 W154 W155 W157 W160 W161 W163 C4084 W165 W815 W166 W168 R4007 W173 W175 W176 W177 W802 W178 R4017 W823 W825 C...

Page 76: ...C4053 C4050 C4041 C4039 W015 W016 L4006 C4058 C4071 C4062 C4063 C4070 L4012 L4011 C4065 C4078 C4029 R613 C605 W017 C656 C623 C638 C650 TP4201 C624 R4239 C651 L4205 Q1019 L605 CP1003 C1042 C1001 C1043...

Page 77: ...57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 70 71 72 73 74 75 76 77 78 79 8 80 81 82 83 84 85 86 87 88 89 9 90 91 92 93 94 95 96 97 98 99 CP4004 TMC T02X E1 1 2 CP4005 52045 0645 1 2 3 4 5 6 L4003 1626...

Page 78: ...1 2 D1001 1N4005E D1011 SB10 03A3 D1006 SB10 03A3 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS IC1002 PST600H SYSTEM RESET 1 2 3 CAUTION DIGITAL TRANSISTOR TUN...

Page 79: ...RIVER Q1025 2SB892 P CON_DRIVER Q1011 2SD2396 CAP MID VCC DRIVER Q1006 2SC2412K P CON SW Q1012 2SC2412K CAP VCC ADJ D1007 1N4005E D1010 1N4005E DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE TH...

Page 80: ...ING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS CAUTION DIGITAL TRANSISTOR S805Y S805X TUNER VIDEO SIGNAL SP_OUT_R SOUND_R SP_OUT_L FRONT_VIDEO_IN H_AUDIO_OUT_L SOUN...

Page 81: ...CH C675 0 1 B C689 15P CH C681 33P CH C680 33P CH C679 33P CH C637 33P CH C68615P CH C608 100P CH C673 100P CH C691 100P CH C692 0 1 B C622 0 1 B C687 0 1 B C667_1 0 01 B C604 0 01 B C657 0 1 B C684 0...

Page 82: ...S C315_1 47 16V KS R309_1 1K R310_1 1 5K R302 5 6K R305 4 7K R311 100K R307 1 8K R304 4 7K R306 1 8K R303 8 2K R308 5 6K R316 8 2K R352 2 2K R351 390 R359 47K R317 100 R313 390 R314 2 2K R353 68K R318...

Page 83: ...ITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS S807Y S807X RECORD LUMINANCE SIGNAL PLAYBACK LUMINANCE SIGNAL RECORD COLOR SIGNAL PLAYBACK COLOR SIGNAL AUDIO SIGNAL REC AUDIO SIGNAL PB FSC...

Page 84: ...8_3 R 5 0 5 CP501 D519 D512 W022 R 5 0 0 _ 1 W015 W034 CP401 Q502 W031 C423 R503 R507 R506 D518 RY501 R553 Q503 CP803A HS503 HS501 W010 W045 S801 Q805 J 8 0 1 CP801 T P 80 2 R 80 5 R815 R812 W041 W043...

Page 85: ...TF C412 390P 500V B C402 0 001 M C409 0 0022 M C416 22P 500V SL C450 0 001 2KV BP C417 560P 500V B C429_1 470P 2KV B C430_1 0 001 500V B C423 0 33 250V ECWF C438 680P 500V B C411 0 47 100V TF C413 0 1...

Page 86: ...NSISTOR IC501 STR F6612 SW REG 1 2 3 4 5 HS502 763WAA0081 HS501 763WAA0006 HS503 763WAA0011 R542 0 15 1W R505 47K 3W R512 27K 1W R510 1 2 3W R517 0 82 2W R501 2 2 7W CP502 TV 50P 02 A1 1 2 F501 5A125V...

Page 87: ...P B C805 100P B C801 0 001 2KV BP C809 270P B C810 560P B C811 560P B OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONL...

Page 88: ...POWER FAIL DC MOTOR GND GND AT 12V AT 12V P CON 9V AT 5 6V AT 30V AT 6V OS753 GND 1 2 3 Vout B CP701B CP701A REMOCON OUT REMOCON B PLAY LED T REC LED REC LED ON TIMER LED GND AT 5V CD353 TE9970 PCB250...

Page 89: ...5ms div 7 50 0V 20 s div 6 50 0V 20 s div 11 PB 0 5V 0 5ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE DEFLECTION DEFLECTIO...

Page 90: ...30 POWER ON 200mV 20 s div 29 POWER ON 0 5V 20 s div 24 POWER ON 1 0V 10 s div 23 PB 1 0V 5ms div 28 POWER ON 5 0V 5ms div 27 POWER ON 20 0V 20 s div 22 PB 1 0V 5ms div 21 PB 1 0V 0 5ms div 26 POWER O...

Page 91: ...veforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CHROMA IF WAVEFORMS 33 POWER ON 0 5V 20 s div 34 POWER ON 200mV 20 s div 35 POWER ON 10 5V 20 s div...

Page 92: ...203 201 206 148 131 130 130 132 219 219 219 219 L503 V801 142 J801 PCB110 CRT PCB ASS Y 114 145 143 145 143 145 143 145 143 136 136 136 136 139 142 114 SP301 118 127 116 207 121 208 124 117 123 208 12...

Page 93: ...MECHANICAL EXPLODED VIEW PCB010 SYSCON PCB ASS Y B 106 209 146 147 202 TU601 104 102 202 221 135 A 115 211 110 211 133 137 212 208 208 134 210 114 114 103 211 204 204 204 220 105 IC351 L1 2...

Page 94: ...S LED 1 205 87 761 097 410 SCREW WASHER B M3x10 1 206 S1 106 30A 240 SCREW TAP P 3 12 9 120 S1 3WP A00 750 GUIDE REMOCON 1 207 S1 106 30A 040 UIT 3 10 5 121 S1 4WS B00 080 GRILL SPEAKER 1 208 S1 106 3...

Page 95: ...CHASSIS EXPLODED VIEW TOP VIEW 505 UN4001 334 321 348 507 H5001 506 305 304 501 356 301 347 316 317 313 508 315 338 512 310 361 329 359 368 357 366 351 364 308 306 366 358 365 351 363 323 324 362 353...

Page 96: ...311 333 346 312 331 514 344 512 330 AA AA AA AA AA AA AA AA AA AA AA AA AA BA AC AA 517 PART NO CLASS MARK GREASE G 555G AA G 488M AB KYODO OIL SLIDAS No 150 BA OIL FL 721 AC NOTE Applying positions...

Page 97: ...3 2 325 S5 OP2 002 610 LEVER CLUTCH 1 509 87 258 091 010 U M3 3 2 326 S5 OP2 002 620 RING CLUTCH 1 327 S5 OP2 002 630 GEAR CLUTCH 1 510 S2 Q31 54C 5N0 POLY WASHER 3 1 5 4 0 25 1 328 S5 OP2 002 710 RE...

Page 98: ...CAP E 100UF 16V C4206 87 015 075 040 CAP E 10 16V C643 87 010 400 080 CAP E 0 47 50V C4207 87 015 075 040 CAP E 10 16V C645 87 016 627 080 CAP E 47UF 16V C4211 87 010 235 080 CAP E 470 16V C650 87 01...

Page 99: ...50 040 010 COIL 2 2UH IC5501 S0 1F6 2FB P00 IC AN3662FBP L4001 S3 262 300 380 COIL TRAP 2623003 L4002 S2 167 D10 1K0 COIL 100UH TRANSISTORS L4003 S3 162 600 7S0 COIL BIAS OSC L4004 S2 167 D10 1K0 COIL...

Page 100: ...0 A10 CORE FERRITE HF57T18 5 10 10 C429 87 012 386 080 CAP CER 470PF 2KV C431 87 016 373 080 CAP E 10 250V JACK C432 S1 220 512 000 CMPL 0 47 100V C433 87 016 300 080 CAP E 22 100V J351 S6 021 310 120...

Page 101: ...FUSE 251004 ICP503 S8 3PC 050 020 MICRO FUSE 251005 IC401 87 A20 128 010 IC LA7840 ICP504 S8 3PC 050 020 MICRO FUSE 251005 IC501 S2 BT0 661 200 IC STR F6612 ICP505 S8 3PC 020 020 MICRO FUSE 251002 IC5...

Page 102: ...K JPJ1187 010010 CONNECTOR CP703B S6 9J2 E05 690 CONN PCB SIDE IMSA 9162S 14Z901 OTHER CD757 S6 CH2 A01 6A0 CORD CONN CH2A016A AND OTHERS CONNECTORS CD801 S6 8M8 202 5A0 CORD CONN 8M82025A CD802 S6 CH...

Page 103: ...920074 Printed in Japan 2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111...

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