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Aiwa VX-D2150, Руководство по обслуживанию

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Aiwa VX-D2150 Скачать руководство пользователя страница 80

A

B

C

D

E

F

G

H

A

B

C

D

E

F

G

H

2

1

3

4

5

6

7

8

2

1

3

4

5

6

7

8

CP603
07JQ-ST

1

2

3

4

5

6

7

CP851

B2013H02-5P

1

2

3

4

5

CF605

TPS6.0MB

IC601

STV2246C

CHROMA/IF IC

1

10

11

12

13

14

15

16

17

18

19

2

20

21

22

23

24

25

26

27

28

29

3

30

31

32

33

34

35

36

37

38

39

4

40

41

42

43

44

45

46

47

48

49

5

50

51

52

53

54

55

56

6

7

8

9

IC603

LA7956

VIDEO SW IC

1

2

3

4

5

6

7

8

9

CF601

J1951M

SAW FILTER

2

3

4

5

CD602
CH01006A

1

CP601

B2013H02-14P

1

10

11

12

13

14

2

3

4

5

6

7

8

9

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARE

SINCE THESE PARTS MARKED BY

CAUTION:

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANT

LES PIECES REPAREES PAR UN

ATTENTION:

TU601

TUWRF4EK-781F2S

MONITOR TUNER

1

10

11

12

13

14

15

2

3

4

5

6

7

8

9

TUNER AUDIO SIGNAL

TUNER VIDEO SIGNAL

PLAYBACK COLOR SIGNAL

C681

4.7

16V

KANP

B.SIGNAL

G.SIGNAL

R.SIGNAL

IC602

NJM2534V

AUDIO SW IC

1

2

3

4

5

6

7

8

CD850

CU253901

CD601

CU2E3501

AUDIO SIGNAL(PB)

AUDIO SIGNAL(REC)

RECORD COLOR SIGNAL

PLAYBACK LUMINANCE SIGNAL

RECORD LUMINANCE SIGNAL

L612

3700005

VCO COIL

1

2

34

6

D612

1SS133

(W198)

D602

11E1-EIC

D603

11E1-EIC

D609

1SS133

D610

1SS133

D611

1SS133

D604

11ES1-EIC

D605

1SS133

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

X601

100CT4R408

L607

0.33uH

L614

10uH

L608

18uH

L606

2.7uH

C627

220

10V

YK

C664

22

50V

YK

C626

1

50V

KA

C647

1

B

C668

1B

C646

0.047

B

C655

0.1

F

C601

3P CH

C669

1 B

C670

1B

C659

0.1

B

C660

0.1

B

C623

0.1

B

C639

0.01

B

C640

0.01

B

C607

0.33

B

C654

0.1

B

C656

0.0047

B

C614

0.1

B

C609

0.1

B

C617

0.1

B

C658

0.1

B

C619

0.1

B

C620

0.1

B

C675

0.001

CH

C644

0.022 B

C621

0.1

B

C677

0.068 B

C671

0.01 B

C673

0.1

B

C634

0.001 B

C604

0.01

B

C605

0.001

B

C624

1B

C612

0.0047

B

C615

1B

C618

0.022

B

C643

0.01

B

R650

220

1/4W

R663

1.2K

R608

2.2K

R634

82

R619

1K

R662

1K

R639

4.7K

R678

8.2K

R610

1K

R611

330

R612

330

R613

330

1/4W

R661

470K

R659

1.5K

R616

220

R614

100 1/2W

R657

1.8K

R656

4.7K

R640

100

R609

330

R624

75

R607

6.8K

R635

100 1/2W

R648

33K

1/4W

R637

100

R638

2.2K

R641

15K

R646

47K

R642

10K

R643

470

R645

2.2K

R603

560

R679

33K

R655

680

R654

470

R618

150

R647

560 1/4W

R664

1.5K 1/4W

R636

68K

R673

560

R601

1.2K

R604

270

R649

680

R672

10K

R652

1K

R660

150K

R674 10K

R665

330 1/4W

R670

47K

R622

330K

R658

1K

C680

3.3

50V

KA

C679

3.3

50V

KA

C667

3.3

50V

KA

C636

100

6.3V

KA

C662

47

16V

YK

C606

100

16V

YK

C635

47

16V

YK

C663

100

16V

YK

C611

100

16V

KA

C652

47

16V

KA

C653

100

16V

KA

C649

100

16V

KA

C642

1

50V

KA

C616

22

16V

KA

C665

100

16V

YK

C603

1

50V

KA

C645

1

50V

KA

C683

10

16V

KA

C650

2.2

50V

KA

C630

10

16V

KA

C613

1

50V

KA

C648

10

16V

KA

C610

1

50V

KA

C638

1

50V

KA

C641

0.47

50V

KA

C666

10

16V

KA

C672

47

16V

YK

Q607

2SC3000

PRE AMP

Q608

KTC3875S_Y_RTK

BUFFER

Q602

KTC3875S
Y_RTK

BUFFER

Q611
KTC3875S
Y_RTK

SW

Q610

KTC3875S_Y_RTK

BUFFER

W847

W937

W936

W910

W845

W935

TP601

W844

W953

W885

L613

100uH 0305

L610

100uH

L602

100uH

0607

L611

100uH

L604

100uH

L609

100uH

0607

DURING PLAYBACK.

MEASURED WITH THE DIGITAL TESTER

NOTE:THE DC VOLTAGE EACH PART WAS

Q603

KRA102SRTK

SW

Q609

KRC103SRTK

SW

CAUTION: DIGITAL TRANSISTOR

CAUTION: DIGITAL TRANSISTOR

S809Y

S809X

S102X

S102Y

H_CTL

REAR_V_IN

VCR_POWER_H

P.CON+8V_A

REAR_A_IN_L

HD

P.CON+5V_A

VD

TU_AUDIO

PROTECT

JACK_VIDEO

DEGAUSS_H

21_B

POWER_FAIL[DC]

AV_2

21_G

TUNER_CTL
AGC_M

21_R

SDA

AV_1

21_Y

SCL

P.CON+9V

IIC_OFF
AV_1
AV_2

REAR_V_IN

FRONT_V_IN

P.CON+9V_A

SW_VIDEO

P.CON+8V_A
AT+9V

TEXT_SYNC

REC_AFT

P.CON+5V_A
P.CON+9V

AGC_R

AT+30V

AGC_M

REC_TU_V

GND

IIC_OFF

SDA

Y/C_VIDEO

SCL

SW_AUDIO

21_B

SOUND+B

EMERGENCY

EMERGENCY
SOUND_GND

21_G

TU_AUDIO

21_R

21_Y

TUNER_CTL

EMERGENCY

SOUND_GND

H_OUT

V_AMP

V_OUT

P.CON+5V_A

ABCL

HD

AT+30V

POWER_FAIL[DC]

VD

VCR_POWER_H

DEGAUSS_H

CUT_OFF

P.CON+9V

G.OUT

B.OUT

R.OUT

G.OUT

B.OUT

R.OUT

SW_AUDIO

TEXT_B

SDA

SCL

TEXT_G

FRONT_A_IN_L

P.CON+5V_A

P.CON+8V_A

FRONT_V_IN

P.CON+9V_A

TEXT_R

SW_VIDEO

TEXT_Y

AGC_R

REC_AFT

V_AMP

REC_TU_V

JACK_VIDEO

SOUND_GND

ABCL

V_OUT

TEXT_B

H_OUT

TEXT_G

HD

TEXT_R

TEXT_Y

P.CON+9V

TEXT_SYNC

CUT_OFF

SW_VIDEO

H_CTL

Y/C_VIDEO

FRONT_A_IN_L

Y/C_AUDIO

PROTECT

REAR_A_IN_L

VD

AT+9V

Y/C_AUDIO

AV_2

AV_1

0

4.6

NC

0

NC

5.1

IIC_OFF

5.2

BAIAS

BUFFER

4.8

0

4.9

0

4.1

9.0

4.8

9.4

7.4

3.8

4.4

0

4.3

7.4

4.4

driver

control

6dB

video switch

(VIDEO)

FROM/TO T’TEXT

FROM/TO Y/C/AUDIO/HEAD AMP

FROM/TO POWER

FROM/TO DEFLECTION

(CP403)

GND

TEST POINT

FROM/TO 21PIN IN/OUT

0

29.9

NC

CUT_OFF

TO CRT

(CP850)

TO SOUND AMP

FROM REGULATOR

FROM/TO MICON

(CP820)

FROM/TO DEFLECTION

(SYSCON P

W

B)

CHROMA/IF SCHEMATIC DIAGRAM

P

W

B010

VMA239

EMERGENCY

DEGAUSS_H

VCR_POWER_H

POWER_FAIL[DC]

H.PULSE

V_AMP

SOUND_GND

0

NC

NC

NC

NC

NC

GND

SCL

SDA

AGC

6.2

1.3

0.6

NC

+5V

AGC

SCL

SDA

+30V

IF

7.2

NC

NC

0.2

0.1

5.0

NC

4.8

4.8

1.3

0.2

(8V)

(8V)

(5V)

(5V)

NC

AGCSIFCAP

SIFIN2

SIFIN1

APR

FM_CAP

AUDIO_OUT

GND_D

VCC_D

SDA

SCL

SLPF

LBF/SSC

H_OUT

VERT

BCL/SAF

VCC1

CVBSOUT2

GND1

X1/VAMP/CHR_OUT

CLPF

XTAL1

XTAL2

XTAL3

OSD_BK

OSD_R

OSD_G

OSD_B

ICATH

R.OUT

G.OUT

B.OUT

BLK_EXT

R_EXT/V_EXT

G_EXT/Y_EXT

B_EXT/U_EXT

CHR

Y/CVBS_IN3

BS

CVBSIN2

GND2

CVBSIN1

VCC2

PIF_LC2

PIF_LC1

EXT_AUDIO_IN

INT_CVBS_OUT

VCC_IF

AGCPIF_CAP

FM_OUT

RF_AGC_OUT

GND_IF

IFPLL

PIFIN2

PIFIN1

VREF_IF

4.0

4.9

4.9

5.0

5.0

5.0

4.9

4.1

2.1

3.3

2.2

2.6

3.8

0

5.4

8.0

5.9

2.2

2.2

3.1

4.2

5.0

5.0

0

2.6

2.6

2.6

2.6

2.7

3.3

2.8

2.6

2.6

4.6

2.1

0

4.7

5.1

4.6

3.4

4.2

4.2

8.0

4.4

0

4.3

2.9

4.5

1.8

1.9

3.5

3.7

3.6

0

AGC R

REC AFT

R.OUT

G.OUT

GND

B.OUT

SOUND+B

ACL

V.PULSE

V.OUT

GND

H.OUT

8.0

0.9

0.8

5.0

2.5

2.5

5.0

5.0

0

0

9.0

0

8.0

7.0

7.0

9.0

Содержание VX-D2150

Страница 1: ...sec NTSC playback SP only 33 35 mm sec PAL SP 5 hours max with E 300 tape LP 10 hours max with E 300 tape NTSC playback SP only 3 hours 30 minutes max with T 210 tape 1 0Vp p 75 ohm unbalanced 1 0Vp p...

Страница 2: ...DIAGRAMS TV Y C AUDIO HEAD AMP MICON POWER IF 21PIN IN OUT T TEXT PRINTED WIRING BOARDS SYSCON Y C AUDIO HEAD AMP SCHEMATIC DIAGRAM MICON SCHEMATIC DIAGRAM POWER SCHEMATIC DIAGRAM 21PIN IN OUT SCHEMAT...

Страница 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 volta...

Страница 4: ...ion of the arrow by hand to slacken the Video Tape Rotate the Clutch Ass y either of the derections to wind the Video Tape in the Cassette Case Repeat the above step 3 4 Then take out the Video Casset...

Страница 5: ...UG THE POWER CORD FROM THE AC SOURCE 1 2 3 Remove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connectors CP802 and CP850 Remove the CRT PWB in the direction of arrow Fig 1 2 F...

Страница 6: ...scon PWB in the direction of arrow A Remove the 2 screws 2 Unlock the 2 supports 3 Remove the Jack Plate in the direction of arrow B 1 7 JACK PLATE AND SYSCON PWB Refer to Fig 1 7 2 2 3 3 B Syscon PWB...

Страница 7: ...case of the Locker R installation check if the two positions of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R after installing 2 4 LINK UNIT Refer to...

Страница 8: ...s correct In case of the Loading Motor installation hook the wire on the Cassette Opener as shown Fig 2 6 C When installing the wires between Capstan DD Unit and Loading Motor connect them correctly a...

Страница 9: ...oves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it FG 84M If you do not grease noise may be heard in FF REW mode After installing the reel a...

Страница 10: ...ER PINCH ROLLER BLOCK P5 ARM ASS Y Refer to Fig 2 10 A Unlock the support 1 and remove the Cassette Opener Remove the Pinch Roller Block and P5 Arm Ass y 1 2 Fig 2 10 A 1 Cassette Opener P5 Arm Ass y...

Страница 11: ...e Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Rod Main Loading Gear Tension Lever Loading Arm T Unit Loading Arm S Unit Fig 2 16 A 2 14 CAPSTAN...

Страница 12: ...Fig 2 18 B Fig 2 18 C Cassette Guide Post Cassette Guide Post 2 17 Remove the Polyslider Washer 1 Remove the Clutch Ass y and Ring Spring Remove the Clutch Lever Remove the Coupling Gear Coupling Spr...

Страница 13: ...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...

Страница 14: ...sing a blower type IC desoldering machine Refer to Fig 4 2 2 Fig 4 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desold...

Страница 15: ...8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be al...

Страница 16: ...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...

Страница 17: ...or Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor...

Страница 18: ...adjustment of OSD NOTE Also can be adjusted by using the Adjustment MENU Refer to the ELECTRICAL ADJUSTMENT OSD HORIZONTAL POWER ON total hours and PLAY REC total hours are displayed on the screen Re...

Страница 19: ...on 6 on the remote control for more than 2 seconds After the confirmation of using hours turn off the power PREVENTIVE CHECKS AND SERVICE INTERVALS The following standard table depends on environmenta...

Страница 20: ...elow 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold...

Страница 21: ...quired DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 3 to 6 until all data has been checked When satisfied correct DATA has...

Страница 22: ...arks Stair Steps 7KHz For 2 head 1 speed model 4 head model Color Bar 1KHz For 2 head 1 speed model 4 head model VSR Torque Brake Torque S Reel T Reel Ass y X Value Adjustment For 2 head 1 speed model...

Страница 23: ...the cable JG154 The BOT EOT and the Reel Sensor do not work and the deck can be operated without a cassette tape In case of using a cassette tape press the STOP EJECT button to insert or eject a casse...

Страница 24: ...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...

Страница 25: ...tes 20 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE JG100A 1 2 3 After confirmation and adjustment of Tension Post position Refer to item 1 2 load the cassette type torque ta...

Страница 26: ...2 as shown in Fig 2 1 B even if you press the Tracking Button to move the envelope The envelope waveform will begin to decrease when you press the Tracking Button Adjust the PG shifter during playback...

Страница 27: ...is appeared then adjust the a P4 Cap Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Audio Control Head Fig 2 2 C TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT Confirm and adjust the height of the Reel Dis...

Страница 28: ...STMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Connect 2 Tension Arm 3 Guide Roller 4 Audio Control Head 5 X value adjustment driver hole 6 7 8 9 10 P4 Post T Brake Spring T Reel S Reel Ad...

Страница 29: ...e oscillator 39 5MHz to TP601 Activate the adjustment mode display of Fig 1 1 and press the channel button 13 on the remote control to select VCO COARSE Press the VOL UP DOWN button on the remote cont...

Страница 30: ...ntrol until the rectangle on the center of the screen becomes square Receive a broadcast and check if the picture is normal Receive the cross hatch signal of NTSC Audio Video Input Press the AV button...

Страница 31: ...rn RF Input Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 17 on the remote control to select...

Страница 32: ...24 25 27 30 35 36 37 38 FUNCTION AGC GAIN R CUTOFF G CUTOFF B DRIVE V POSI BRIGHT MAX BRIGHT MIN CONTRAST MAX CONTRAST MIN COLOR MAX COLOR MIN SHARP M B CUT OFF CVBS OUT APR THRESHOLD BELL FILTER BAND...

Страница 33: ...performing adjustments in section 3 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...

Страница 34: ...TP1001 CD3001 CD850 CD601 A C HEAD CD4005 CP4005 IF PWB TP1102 TU1101 TP601 TU601 TP4201 J4201 CP603 L6006 TP804 CP850 R 8 0 4 J801 CP803B CP802 CRT CP820 CP403 CP803A VR502 T501 VR402 VR401 CP502 CRT...

Страница 35: ...dimensions or not No Yes Voltage of C507 is it normal No Yes Yes No Investigate R501 and F501 Whether there is output for IC501 8th pin or not Investigate IC506 and IC501 Investigate T501 No No No No...

Страница 36: ...e D1001 Is there 10MHz OSC for IC1006 78th pin and 80th pin or not Investigate X1001 Is there 130V in the 2nd pin of FB401 Is the 5V for IC601 53th pin or not Investigate Q1010 and IC1006 Investigate...

Страница 37: ...Whether does a signal come to IC601 55th pin or not Investigate IC601 peripheral circui Investigate IC4001 11th pin Yes Yes No No Is the voltage of IC352 1st pin DC 8 3V or not Investigate D505 and D...

Страница 38: ...r doesn t adhere to it Whether is wave form of IC601 40th pin normal or not Yes Yes Investigate X601 Investigate CRT PWB and a peripheral circuit Whether is wave form of IC601 30th pin 31th pin and 32...

Страница 39: ...ine Whether is a luminance signal early in IC603 1st pin or not Investigate IC603 Yes No Whether is a luminance signal early in IC4001 52th pin or not Investigate IC4001 Yes Yes R G B signal out from...

Страница 40: ...tigate IC603 OSD screen doesn t appear Investigate the circuit of IC1202 from IC1006 Is the voltage DC 25V for IC401 2nd pin or not Is the voltage DC 25V for IC401 10th pin or not The wave form of the...

Страница 41: ...nsert a cassette and push PLAY button No Yes No Yes Does Playback change to Stop about 6 seconds later Check IC1006 Check TAPE LOADING CAPSTAN DD UNIT and CYLINDER UNIT Check REEL SENSOR and CAPSTAN B...

Страница 42: ...signal at pin 78 or 79 of IC4001 Yes No No Is there VIDEO signal at pin 52 of IC4001 Check IC4001 and the connection of the CYLINDER Check C4035 and the peripheral circuit Is there CHROMA signal at p...

Страница 43: ...es Check W781 Q4006 and peripheral circuit No Yes No Is there voltage at pin 61 of IC4001 Yes Check TV Block Check IC4001 Does CHROMA signal appear at pin 52 of IC4001 Does CHROMA signal appear at pin...

Страница 44: ...o Yes Yes No No Yes Replace IC4001 Check pin 52 of IC4001 and peripheral circuit Is there CHROMA signal at pin 55 of IC4001 200mVp p Replace CYLINDER UNIT Is VIDEO waveform at pin 52 of IC4001 1Vp p a...

Страница 45: ...ESHOOTING GUIDE E 11 NO COLOR DURING SELF RECORDING AND PLAYBACK Yes No Check J4201 J2204 and pin6 of IC6001 Does VCR signal appear at pin 31 or 30 or 28 of IC4001 Refer to section NO COLOR DURING PLA...

Страница 46: ...No No Yes Does Audio signal appear at pin 5 of IC602 NO NORMAL AUDIO IN PLAYBACK MODE Does Audio appear at pin 11 of IC4001 Check L4001 Q4007 and peripheral circuit Check AUDIO HEAD for debris of stai...

Страница 47: ...CP1001 5V No No Yes In playback is the voltage at pin 9 of CP1001 2 5V In playback check the voltage at pin 5 of CP1001 is 2V or at pin 83 of IC1006 is normal In playback is the voltage at pin 2 and p...

Страница 48: ...eral circuit No Yes Check POWER BLOCK Yes No Is there AUDIO signal at pins 7 or 8 or 9 of IC4001 AUDIO CAN NOT BE RECORDED Is there BIAS at pin 4 of IC4001 Check the circuit of 21 PIN and pin 24 of IC...

Страница 49: ...N AND DOWN BUT UNIT HAS NO FUNCTIONS No Yes Does mode indicator appear in Display Check LOADING MOTOR and the peripheral parts Does VCR operate with the remote control Yes No Check IC1006 Check SW and...

Страница 50: ...k J4201 J2204 and pin 6 of IC6001 Yes No Does FM signal appear at pin 2 or 4 of CP4001 Does video signal appear at pin 28 or 30 or 31 of IC4001 Does FM signal appear at pin 86 or 89 of IC4001 No Yes C...

Страница 51: ...E E 17 NO E E NO VIDEO AND AUDIO FROM TUNER Yes No Yes Check Power PWB Is the voltage at pin 7 of TU601 5V Yes No Check IC601 Is the voltage at pin 9 of TU601 30V No Is there waveform at pins 4 and 5...

Страница 52: ...Check P CON 12V line and POWER BLOCK Yes No No Yes In playback is the voltage at pin 12 of CP1001 about DC1 2V CYLINDER NOT ROTATING DURING PLAYBACK AND RECORDING Check CYLINDER MOTOR Is the voltage a...

Страница 53: ...HEAD scratched Replace AUDIO HEAD Replace CAPSTAN DD MOTOR Check peripheral components of IC1006 No Yes Yes No No Yes In playback is the voltage at pin 9 of CP1001 2 8V Check AUDIO BLOCK Does pin 9 a...

Страница 54: ...OADING BLOCK activate Check WORM GEAR of CASSETTE LOADING BLOCK Check LED and PHOTO SENSOR on DECK When a cassette is inserted is the voltage at pin 2 and pin 8 of CP1001 12V Replace LOADING MOTOR Yes...

Страница 55: ...No Yes No Yes No Yes Correctly SW1001 and REC LEVER set Check SW1001 Does this same problem appear when using another cassette tape Does SW1001 and REC LEVEL correctly set Defective CASSETTE or CASSET...

Страница 56: ...TROUBLESHOOTING GUIDE E 22 FF REW DO NOT WORK Yes No Check pin 29 and pin 30 of IC1006 lines AT FF REW does voltage at pin 71 of IC1006 Change Check DECK MECHANISM...

Страница 57: ...s Check Power circuit Replace CYLINDER UNIT No No Yes Yes Replace IC1006 Yes No Check REEL SENSOR Does TP4001 feed HEAD SWITCHING PULSE signal 30Hz Is the voltage at pin 2 and pin 8 of CP1001 12V Does...

Страница 58: ...oise appear 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 PO...

Страница 59: ...ONTALLY AUTO TRACKING DOES NOT OPERATE By manual tracking does the DC level at pin 13 of IC1006 change Yes No In auto tracking is the voltage at pin 13 of IC1006 more than DC0 7V Yes No Replace IC1006...

Страница 60: ...MOTOR 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 69 of IC1006 Check Reel Sensor of Q100...

Страница 61: ...IC1006 Yes No Replace CYLINDER MOTOR Replace CYLINDER MOTOR Does pin 104 of IC1006 output a 5Vp p square wave In playback is the voltage at pin 12 of CP1005 about 1 2V PLAYBACK PICTURE SHAKES Is FG Pu...

Страница 62: ...SCOUT OUT Not used 22 4 2FSCIN 4 2FSCIN IN 2 FSC pulse 23 AVSS AVSS Ground of A D conversion 24 ANB VIDEO_ENV IN Input terminal of Video RF envelope 25 ANA BOT IN Tape start sensor input signal 26 AN9...

Страница 63: ...62 P23 SDA1 AV2 OUT Output terminal external SW 63 P22 SCK1 DEC TU_SW OUT Output terminal control for 21pin output SW 64 P21 SO1 SECAM L OUT Control Video SECAM IC and REC tuner IF at SECAM 65 P20 SI...

Страница 64: ...Output terminal for Horizontality Control 98 P82 EXCTL DA RGB SW OUT Output signal to cut of RGB sync 99 P83 C ROTARY R R OUT Output signal for OSD R 100 P84 H AMP SW G G OUT Output signal for OSD G 1...

Страница 65: ...ERVO TIMING CHART IC1006 OEC0113B F2 1 CH 1 CH 2 DPG 103 PIN DFG 104 PIN H SW P 105 PIN V SYNC E E 15 PIN REC CTL REC 7 PIN V SYNC TRICK PB 109 PIN WAVEFORM CHANGES DEPENDED ON THE TAPE SPEED 24 Cycle...

Страница 66: ...ER S BRAKE HIGH S BRAKE LOW BRAKE ON BRAKE ON BRAKE ON BRAKE ON CLUTCH LEVER CLUTCH ON DIRECT PRESS UP SYSTEM SWITCH MODE TENSION CONNECT LINK UNIT S REEL BRAKE SENSOR MODE MS 1 LOW FF REW STOP2 FLAP...

Страница 67: ...09API PQ09RD08 TRANSISTOR LTV 817M VB TDA8174A 2SA1371 D E AE KTC3198 AT Y GR KTD863_Y AT 2SA1037AKT146 2SA608KF NP AA KTC3203_Y AT 2SC2412KT146 R S 2SC13840W DTC114EKAT146 2SC1627_Y TPE2 DTC124EKAT14...

Страница 68: ...P VR502 2 4 1 2 5V REG IC IC3002 KIA78R05PI 4 1 2 5V REG IC IC3004 KIA78R05PI P CON 5V_A 3 1 5V REG IC IC3003 KIA7805API AT 5 6V P CON 5V_C IF 21PIN IN OUT SWITCHING Q609 H_CTL B ADJ VD T TEXT Q608 BU...

Страница 69: ...R P YLPF FBC ALC NL EMPH NL DE EMPH MAIN EMPH CARRIER OFFSET W C DC F0 DEV ADJ S DET Q4006 BUFFER 88 87 89 86 H AMP 8 7 REC MUTE LINE MUTE ENV DET L4001 15 6KHz TRAP L4005 1 3 6 Q4004 Q4005 FE HEAD 4...

Страница 70: ...WER SW TV_POWER_H 89 VCR_MUTE VCR_A_MUTE 105 VIDEO H SW H SW 43 REMOCON_IN 1 OS2201 AT 5 6V D2201 D2203 D2204 24 VIDEO ENV ENV_DET T TEXT Y C AUDIO HEAD AMP 1 CAP FG TV_POWER_ON H IF 21PIN IN OUT 11 1...

Страница 71: ...9 Q4211 MUTE SW Q4207 PERI SW REC_TU_A REC_TU_V SDA SCL REAR_V_IN REAR__A_IN_L MICON POWER Y C AUDIO HEAD AMP Q6001 BUFFER Q4210 SW TUNER ON OFF REAR_V_IN REC_TU_V TV 8 10 S TRAP CF6005 MIX HPF FM DEM...

Страница 72: ...9 GREEN 41 42 X1201 13875KHz 1 14 9 2 7 16 11 TEXT_RESET OSD_B OSD_R OSD_G OSD_Y OUT1 TEXT_B TEXT_R TEXT_G TV 12 IN 1B IN 2B IN 3B SW1 SW3 SW2 OUT2 OUT3 IN1A IN2A IN3A Q1262 BLK BUFFER 30 RED SDA SCL...

Страница 73: ......

Страница 74: ...24 C4108 L4026 L4025 C1031 C4009 W336 W200 W244 W340 W366 L4007 W250 W254 W334 W365 W373 L1203 W427 R4065 W274 W265 W273 TP4002 W371 W370 W374 TP4001 W376 W854 W893 W869 C1202 C1273 C1274 D1201 L1205...

Страница 75: ......

Страница 76: ...920 W933 Q4006 2SA1037AK BUFFER L4008 1mH L4007 100uH 0305 L4009 100uH 0607 L4013 100uH 0607 L4015 100uH 0607 L4004 100uH 0405 L4002 100uH 0305 L4003 100uH 0607 DURING PLAYBACK MEASURED WITH THE DIGIT...

Страница 77: ...ITAL TRANSISTOR CAUTION DIGITAL TRANSISTOR S104X S104Y SCL SDA SCL SDA RESET VV_H AV_2 PROTECT CAP_LIMIT REC_AGC_CTL TEXT_RESET DEGAUSS_H AT 5 6V VCR_POWER_H AT 12V P CON 5V_C MOTOR_GND GND REEL T REE...

Страница 78: ...30K R1173 3 3K R1109 12K R1111 4 7K R2207 270 R2208 5 6K R2209 2 7K R2210 1 5K R2211 1K R2212 1 5K R2214 1K R2215 820 R2203 180 1 4W R2202 180 1 4W R1112 100 R2213 820 R1191 560K R2228 4 7K 1 4W R2229...

Страница 79: ...R4224 75 1 4W R4216 75 R4221 75 R4223 68 R4222 82 R2216 100 1 4W R4206 22K R4207 220 1 2W R4217 150 C4226 10 16V KA C2206 220 6 3V KA C4209 10 16V KA Q4211 KTC3875S_Y_RTK MUTE SW Q4207 KTC3875S Y_RTK...

Страница 80: ...1 50V KA C648 10 16V KA C610 1 50V KA C638 1 50V KA C641 0 47 50V KA C666 10 16V KA C672 47 16V YK Q607 2SC3000 PRE AMP Q608 KTC3875S_Y_RTK BUFFER Q602 KTC3875S Y_RTK BUFFER Q611 KTC3875S Y_RTK SW Q6...

Страница 81: ...4P 1 2 3 4 C306 0 47 50V KA C314 1 B C309 0 047 B C320 0 001 CH C316 0 01 B R309 10K 1 4W R306 1K 1 4W R301 2 7K R308 820 R303 68K 1 4W R311 4 7K R304 4 7K C318 1000 16V YK C303 1000 16V YK C301 10 1...

Страница 82: ...CE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W948 W917 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q2806_1 KRC102SRTK VV SW CAUTION DIGITAL TRANSISTO...

Страница 83: ...16V YK C3001 1 B C3004 1 B R3022 2 2K 1 4W R3004 10 R3007 2 2K 1 4W R3001 270 1 4W R3002 2 2K 1 4W R3003 2 2K 1 4W R3005 2 2K 1 4W R3006 10 C3009 470 6 3V YK C3010 10 16V KA C3007 470 6 3V YK C3008 47...

Страница 84: ...R1115 560 R1108 820 R1211 560 R1209 470 C1205 47 16V YK C1214 47 16V KA C1256 100 6 3V YK C1257 100 6 3V KA C1274 100 16V YK C1202 100 16V YK C1273 100 16V YK C1103 220 6 3V KA C1206 47 16V YK Q1253 K...

Страница 85: ...R515 R513 R533 C413 R520 C807 R819 C805 R821 C806 R817 C804 C802 C801 R810 R811 R812 W808 W805 W804 R6003 R6028 C6006 C6010 C6007 C6023 R6025 R6022 R6027 R6024 C6022 C6001 C6005 R6011 R6020 C6013 R60...

Страница 86: ...TP805 J 8 0 1 CP803B R816 TP806 S801 D502 W802 CP503 W031 W029 W030 W032 W022 W810 W021 C543 CP810 CP850 C531 D528 CP820 C520 C540_1 D503 R527 R522 R830 W026 W027 W020 W830 W828 C403 C404 C429_1 C430...

Страница 87: ...HS402 Q406_1 C424_3 C423_4 C422 L401 T401 R448 R456 R460 D411 CP803A R404_1 D413 ICP401 R490 W024 W008 R453 W023 W017 W013 CP802_1 R829 R828 R 80 4 R8 08 R806 C814 Q801 Q803 Q802 W829 W824 W825 W827 W...

Страница 88: ...B290S D505 SB290S D507 1SS133 D516 1SS133 D508 1N4937 D503 11E1 EIC D524 11E1 EIC D523 SB290S D506 11E1 EIC D519 SB290S D502 1SS133 D512 SB290S D514 SB290S D533 1SS133 OF PRINTING AND SUBJECT TO CHANG...

Страница 89: ...INTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C417 47 50V YK C418 22 35V YK C410 470 35V YK C405 2200 25V MHE C432 0 47 100V MKT C429_1 470P 500V B...

Страница 90: ...F PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP803B B2013H02 6P 1 2 3 4 5 6 CP802_1 A2361WV2 2P 1 2 C806 560P CH C805 560P CH C804 560P CH C802...

Страница 91: ...C6006 0 01 B C6010 0 01 B C6007 68P CH C6023 0 001 B C6022 0 0022 B C6028 100P CH C6019 0 01 B C6001 0 01 B R6023_1 100 1 4W R6027 820 R6024 6 8K R6019_1 330 1 4W R6016 39K R6014 68K R6011 330 R6013 1...

Страница 92: ...10 NC NC NC FULL ERASE HEAD ASS Y SP_OUT_L SOUND_L SOUND_R SP_OUT_R CD1101 NC NC NC NC TUNER PACK TU601 IF 30V 5V SDA SCL AGC U IN 11 10 1 3 5 6 7 8 9 2 4 NC NC NC NC TUNER PACK TU601 IF 30V 5V SDA SC...

Страница 93: ...s div 13 REC 0 5V 10 s div 9 20 0V 0 1ms div 18 REC 0 5V 0 5ms div 19 REC 20 0V 2ms div 20 REC 20 0V 5 s div MICON 21 REC 2 0V 1ms div 17 REC 100mV 0 5ms div 25 REC 2 0V 20 s div 24 REC 2 0V 5ms div 2...

Страница 94: ...the corresponding balloon number in the schematic diagram NOTE WAVEFORMS 32 REC 0 5V 0 5ms div 46 REC 0 5V 10 s div 52 REC 0 5V 0 5ms div 21PIN IN OUT 47 REC 0 5V 10 s div 48 REC 100mV 0 5ms div IF 4...

Страница 95: ...WB110 CRT PWB ASS Y 201 201 201 201 121 114 213 210 213 214 209 PWB070 MAIN PWB ASS Y 214 A 202 202 202 202 128 133 133 127 202 205 109 202 205 205 205 122 124 125 120 101 118 123 PWB340 POWER SW PWB...

Страница 96: ...EXPLODED VIEW K1 2 210 130 129 204 204 212 A 211 131 PWB350 IF PWB ASS Y 117 116 132 204 204 204 107 112 113 113 213 208 B 213 206 111 102 202 103 202 134 PWB010 SYSCON PWB ASS Y 104 105 106 207 207 2...

Страница 97: ...0 320 SPR FLAP 1 127 SHEET RATING 1 128 S0 2UP A02 460 CABI BACK 1 129 PLATE DECK SHIELD ASS Y 1 130 S6 1WP A01 510 HOLDER M PWB 1 131 HLDR TV PWB 1 132 S5 2WS A02 750 COVER AC HEAD 1 133 FELT SHEET 2...

Страница 98: ...position NOTE PART NO CLASS MARK GREASE G 555G AA MG 33 AB FG 84M AC FL 721 AD 302 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 348 506 501 H5002 323 508 341 331 334 333...

Страница 99: ...509 308 344 327 343 326 328 AA AA AB AB AB AA AA AD AA AA AA AA AA CD1501 CD1502 Applying positions AA AB AC and AD for the grease are displayed for this section Check if the correct grease is applied...

Страница 100: ...NG 1 330 S5 OP4 004 900 LEVER TENSION 1 331 S5 OP4 004 920 HOLDER TENSION 1 332 S5 OP4 005 200 CAP P4 1 333 S5 OP4 005 420 BAND TENSION 1 334 S5 OP4 005 330 CONNECT TENSION 1 335 S5 OP6 005 730 ARM BR...

Страница 101: ...LU 147 1M0 CAP E 470 10V C653 87 010 112 080 CAP E 100 16V C4201 S0 2LU 010 1M0 CAP E 100 6 3V C662 S0 2LU 247 0M0 CAP E 47 16V C4209 87 015 075 040 CAP E 10 16V C663 S0 2LU 210 1M0 CAP E 100 16V C421...

Страница 102: ...PHOTO COUPLER RPI 303 L4011 87 003 282 010 COIL 12UH Q1002 SN AAC 050 020 TR KRC103RTK L4012 87 003 154 080 COIL 220UH Q1003 S0 027 006 800 PHOTO COUPLER RPI 352 L4013 S2 167 D10 1K0 COIL 100UH Q1004...

Страница 103: ...CEIVER PIC 372 D515 87 002 743 080 ZENER MTZJ33B T77 D516 87 020 465 010 DIODE 1SS133T MAIN PWB ASS Y D519 S2 WXB 290 S00 DIODE SB290S D523 S2 WXB 290 S00 DIODE SB290S RESISTORS D524 S2 WT0 11E 100 DI...

Страница 104: ...608KF NP AA OTHERS Q6005 SC 3T0 300 000 TR 2SC3000 CD803 SD L60 300 380 FLAT CABLE 300MM COILS ICP401 S8 3PC 040 020 MICRO FUSE 251004 L6001 87 003 147 010 COIL 22UH L6003 87 A50 040 010 COIL 2 2UH CR...

Страница 105: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111 0251431...

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