background image

22U

L1010

MAZ4130NLF

D1203

L1007
WA5

Q1210
PT

D1018
PT

4700P

C1008

TP1005
PT

D1008
MA165

PT

D1201

Q1001
B1DEEQ000001

1M

R1002

PT

R1023

SW_+30V

TP1203
PT

D1006
PT

1M

R1003

PT

Q1204

0.1

C1023

TP1101

SW_+12V

6800

R1202

SW_+30V

PT

R1021

PT

C1014

100K

R1008

PT

R1031

J1ZZA0000001

L1008

12

3

2SC3311A

Q1003

PT

C1211

PT

C1202

C1013

3300P

PT

R1203

PT

R1019

PT

R1205

B0JAGE000001

D1017

PT

R1209

PT

D1205

TP1006
PT

10U

L1011

100

R1030

2SC3311A

Q1002

L1005
PT

D1011
ERA18-04

D1007
MA4036-M

L1001
G0B183E00002

PT

R1029

UNSW_+5V_SYSCON

0.1

C1011

PT

C1024

SW_+5V_LED

TP1204
PT

WA5

PR1002

270

R1014

PT

D1019

0.1

C1209

PT

P1001

2

1

IC1201
C0DBZJG00005

1

5

3

2

4

PT

R1210

PT

Q1212

0.1

C1004

PT

C1025

MA185

D1009

R1024
PT

C1027
PT

PT

D1206

2.7M

R1001

PT

D1022

PT

L1002

PT

Q1005

TP1007
PT

PT

R1025

PT

C1003

2430

R1017

PT

Q1214

PT

Q1213

SW_+5V_MTR

PT

C1221

SW_+12V_MTR

0.1

C1207

TP1205
PT

ERA18-04

D1005

PT

C1215

PT

Q1004

UNSW_+6V

UNSW_+16V

ERZVA5V471

D1003

PT

D1204

WA5

PR1001

P_ON_H

SW_+5V_ANALOG

TP1206 PT

0.01

C1030

1K

R1016

330

R1206

0.01

C1219

TP1002
PT

0.022

C1010

PT

C1204

P_SAVE_L

PT

R1018

0.022

C1012

C0CBCDC00052

IC1202

1

2

5

3

4

PT

C1223

UNSW_+5V

TP1201
PT

2200

R1022

TP1001
PT

0.022

C1009

SW_+5V_VIDEO

ERZV07Z361CS

D1002

PT

IC1004

1

2

5

3

4

PT

C1220

L1006
PT

FIP_OFF_L

220

R1012

TP1102

PT

C1212

R1006
0.33

L1009
WA5

2700

R1009

C1007
WA7.5

TP1004
PT

SW_+5V_TUNER

WA5

R1028

C0CBCDC00052

IC1203

1

2

5

3

4

PT

R1204

PT

C1026

PT

R1020

PT

D1013

0.1

C1206

C1001
PT

PT

Q1211

MAZ751000C

D1023

PT

Q1209

Q1006
PT

B1AAGD000006

Q1203

2200

R1015

L1012
PT

PT

C1213

PT

R1208

0.1

C1210

C1002
PT

R1013
10

SW_+5V_AUDIO

TP1003
PT

PT

D1015

ERA18-04

D1010

PT

D1202

PT

R1005

L1013
WA5

D1014
B0JAME000079

330K

R1004

2SD2358

Q1205

330

R1007

D1012
B0JANG000006

PT

C1226

PT

C1225

C1029
820P

56/50V

C1015

PT

C1224

330/18V

C1018

22/16V

C1205

330/25V

C1017

C1222
PT

C1022
220/10V

470/25V

C1016

1000/6.3V

C1020

PT

C1214

PT

C1019

0.47/50V

C1218

C1005
82/200V

100/6.3V

C1217

C1006
PT

PT

C1216

PT

C1203

100K

R1207

PT

R1211

WA5

R1026

4R7

R1011

470

R1010

WA7.5

R1027

B1AZKD000001

IC1002

1

2

3

J1213
WA7.5

J1212
PT

PT

J1004

PT

J1005

J1201 W22.5

WA5

J1209

J1203
WA5

WA10

J1002

WA10

J1001

PT

J1211

J1210

WA5

WA5

J1208

PT

J1003

PT

J1233

J1202
WA5

T1001
LSTP0126

2

3

4

5

6

7

16

15

14

13

12

11

10

9

F1001

125V 1.6A

K5D162AQ0004

D1001
B0EDKT000009

IC1001
CNC1S101RLL1

2

1

4

3

PT

IC1003

2

1

4

3

AC CORD

XP0431100L

Q1201

4

5

6

1

2

3

D1004
J0LE00000023

(CONSTANT VOLTAGE)

CONSTANT
VOLTAGE

(3.6V)

(FEED BACK)

CONSTANT
VOLTAGE

SHUNT
REGULATOR

R

K

A

+5V SWITCHING
REGULATOR

70

TO MII

(51V)

SWITCHING
POWER ON +30V

(+12V SWITCHING REGULATOR)

(13V)

(+12V SWITCHING REGULATOR)

+12V SWITCHING
REGULATOR

SWITCHING
POWER ON +5V

TO MI

45

TO MI

43

TO MI

36

57

TO MII,MIV

TO MI

34

TO MII

54

1

TO MI

TO MII,MIV

55

TO MI

35

37

TO MI

TO MIV,MVI

81

69

TO MII

TO MI,MII

7

28

TO MI

TO MIII

71

18

TO MI

NOTE:THE VOLTAGE FOR PARTS IN HOT CIRCUIT IS

     MEASURED USING TP1002 AS COMMON TERMINAL.

AC IN
AC IN

NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.

NOTE:
For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.

FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE.
ATTENTION:POUR UNE PROTECTION CONTINUE LES RISQUES
D' INCENDIE N' UTILISERQUE DES FUSIBLE DE MÉME
TYPE 1.6A 125V

CAUTION:

1.6A 125V

IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN      HAVE
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.

MAIN V (POWER SUPPLY) SCHEMATIC DIAGRAM

LINK TO VOLTAGE CHART

MAIN V (POWER SUPPLY) SCHEMATIC DIAGRAM

HOT CIRCUIT.BE CAREFUL AND USE AN ISOLATION TRANSFORMER WHEN SERVICING.

COMPARISON CHART OF
MODELS & MARKS

PV-V4524S
PV-V4624S
PV-V464S

A
B

C

Not Used

PT

MODEL

MARK

NOTE:

PARTS MARKED "PT" ARE NOT USED.

PV-V4525S/PV-V4535S-K/PV-455S-K

5

+

-

VREF

ON/OFF
CONTROL

1

3

2

4

VIN

ON/
OFF

VSS

VOUT

NC

IC1202,1203
IC-DETAIL BLOCK DIAGRAM

IC1002
IC-DETAIL
BLOCK
DIAGRAM

+

-

COMPARATOR

V-REF(2.495V)

1

3

2

IC1201
IC-DETAIL
BLOCK
DIAGRAM

IC

3

4

1

2

5

V OUT

V IN

ON/OFF

GND

NC

HOT

LSJB2202

PV-V4525S / PV-V4535S-K / PV-455S-K

25

Содержание PV-V4525S

Страница 1: ...horized copying and distribution is a violation of law PV V4525S PV V4535S K PV 455S K Video Cassette Recorder For servicing the R4 Mechanism Chassis for PV Model Please refer to the R4 Mechanism Chas...

Страница 2: ...4 SPECIAL NOTE 11 4 15 MODEL NO IDENTIFICATION MARK 11 5 DISASSEMBLY ASSEMBLY PROCEDURES 12 5 1 CABINET SECTION 12 5 2 MECHANISM SECTION 14 6 ADJUSTMENT PROCEDURES 15 6 1 MECHANICAL ADJUSTMENT 15 6 2...

Страница 3: ...K 1 Unplug the AC cord and connect a jumper between the two prongs on the plug 2 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part on th...

Страница 4: ...antistatic ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 D...

Страница 5: ...case of using high temperature soldering iron please be carefull not to heat too long Pb free solder will tend to splash when heated too high about 1100 F 600 C All products with the printed circuit b...

Страница 6: ...CR in Shut off condition Fig 1 1 2 Fault code 4 digit number will be displayed in F I P as shown Fig 1 2 4 1 1 Explanation of I2 C bus transmission number The condition of I2 C bus transmission befor...

Страница 7: ...4 1 3 Explanation of Error code number The detecting condition and movement of mechanism is displayed Fig 1 5 7 PV V4525S PV V4535S K PV 455S K...

Страница 8: ...fter replacing the Cylinder Unit press COUNTER RESET button on remote controller in this mode Total elapsed Cylinder rotation time in hours will be cleared to 0 2 To release from Usage Screen Mode pre...

Страница 9: ...emoving Cassette Up Ass y it can be confirmed without a cassette To enter Service Mode Press and hold FF and CH UP buttons on the VCR together over 5 seconds in power off condition The unit goes into...

Страница 10: ...nd CH DOWN button on VCR together again 4 9 HOW TO RESET ALL VCR MEMORY FUNCTIONS To reset clear the select language channel auto set and set clock functions to their initial power on condition power...

Страница 11: ...dents resulting in personal injury from electrical shocks It will also protect VCR from being damaged by accidental shorting that may occur during servicing Also when troubleshooting the above type of...

Страница 12: ...der described in the Disassembly Flowchart shown below When reassembling use the reverse procedure CAUTION Disconnect AC plug before disassembly or assembly 5 DISASSEMBLY ASSEMBLY PROCEDURES 5 1 1 Dis...

Страница 13: ...Fig D2 13 PV V4525S PV V4535S K PV 455S K...

Страница 14: ...ure that all locking tabs are aligned properly Then press the Front Panel straight in Fig D3 3 Installation of Mechanism Chassis and Cassette Up Ass y onto Main C B A a Make sure the Mode Select SW on...

Страница 15: ...Determine the Video Head Switching Point during Playback Symptom of Misadjustment May cause Head Switching Noise and or Vertical Jitter Test Point TP3001 Main C B A TP6205 Main C B A Specification T...

Страница 16: ...ote Then COMP will appear on the TV monitor and adjusted value will be written to Memory IC IC6004 Fig E4 6 Press STOP button on the remote to release from EVR PG SHIFTER ADJUSTMENT MODE 6 3 TEST POIN...

Страница 17: ...Diagrams Example 6 2V Zener Voltage 2 How to identify Connectors Each connector is labeled with a Connector No and Pin No Indicating what it is connected to in other words its counter part Use the int...

Страница 18: ...58 FIP_OFF_L 59 NC 60 NC 61 TV_L VTR_H 62 NC 63 NC 64 NC 65 UNLOADING_H 66 PANE_CS 67 LOADING_H 68 MASTER_DATA_1 69 SLAVE_DATA_1 70 SCK_1 71 IIC CLK 72 IIC DATA 73 256Hz ROM COLE 74 CAP R F 75 TIMER_L...

Страница 19: ...nal 39 12MHz OUT O Main clock 12MHz OSC output terminal 40 GND OSC Digital GND for OSC circuit 41 NC Not used 42 NC Not used 43 NC Not used 44 LC OSC IN I Input terminal of the LC Oscillation For OSD...

Страница 20: ...C4005 10 16V C4606 10 16V C3007 22 6 3V C4000 10 16V C3040 47 6 3V C3050 47 6 3V C3052 3R3 50V C3064 2R2 50V C3065 4R7 25V C3075 PT C3081 4R7 25V C4098 3R3 50V C4082 33 16V C4096 2R2 50V C4094 47 6 3V...

Страница 21: ...YNR PG AGC DET N L DE EMPH SQPB EQ Y LPF TRAP NC HP NC DEH N L EMPH ET LPF PC VIDEO AGC ATT 4dB ATT 10dB ATT 6dB ATT 10dB ATT 10dB 629 TRAP 6dBAMP C K NP CONV B D PILOT ERASE BPF PILOT ADD V AMP SQUE...

Страница 22: ...309K SW6317 EVQ21309K STB NP GND DIN NP OSC NP NP VDD CLK VDD NP NP NP GND CH POWER CH REC IIC SERVICE FF PLAY REW STOP NONE NONE PT LED DRIVE LED DISPLAY PANEL 30 TO MI TO MI 31 32 TO MI 33 TO MI TO...

Страница 23: ...0 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 10 16V C4233 10 16V C4234 33 6 3V C4237 47 6 3V C4240 2R2 50V C4244 10 16V C4218 10 16V C4217 33...

Страница 24: ...F PNR LCH AGC GND PREAMP SWITCH VCC REC DC2 HIFI PLAY H NOISE DET PNR RCH BPF BPF LPF FM MODULATOR DEMODULATOR AGC SWITCH MUTE REC AGC ADJ GND VCC FSC MTS MUTE IIC BUS INTERFACE REC AUDIO SIGNAL PB AU...

Страница 25: ...07 PT R1211 WA5 R1026 4R7 R1011 470 R1010 WA7 5 R1027 B1AZKD000001 IC1002 1 2 3 J1213 WA7 5 J1212 PT PT J1004 PT J1005 J1201 W22 5 WA5 J1209 J1203 WA5 WA10 J1002 WA10 J1001 PT J1211 J1210 WA5 WA5 J120...

Страница 26: ...14 XTALO 15 XTALI 16 TP3 17 TEST2 18 Iref 19 ADDR2 20 VSSA2 21 VDEC 22 TEST1 25 SIF1 26 CRESET 27 VSSA3 28 VDDA3 29 SCL 30 SDA 31 SDO 32 WS 33 SCK 23 SIF2 24 Vref1 37 P1 38 MONOIN 39 EXTIR 40 EXTIL 4...

Страница 27: ...VHF IN UHF VHF OUT PIN 18 Pins TUNER UHF VHF 8 Pins PIN LED DISPLAY PANEL 3 Pins PIN INFRARED RECEIVER UNIT VIDEO OUT VIDEO IN 1 AUDIO OUT L CH AUDIO IN 1 L CH AUDIO OUT R CH AUDIO IN 1 R CH VIDEO IN...

Страница 28: ...4 4 7 4 7 IC6004 1 0 0 2 0 0 3 0 0 4 0 0 5 3 0 3 0 6 3 3 3 3 7 0 0 8 5 2 5 2 IC6005 1 5 2 5 2 2 5 2 5 2 3 0 0 4 5 5 2 5 2 6 IC6201 1 11 9 11 9 2 1 8 1 8 3 0 0 4 0 3 0 3 5 0 0 6 0 0 7 16 5 16 5 8 0 0 9...

Страница 29: ...2 0 3 2 3 4 0 5 2 3 6 2 4 7 2 1 8 0 3 9 0 10 0 11 0 12 2 1 13 2 5 14 0 15 0 16 2 5 17 0 7 18 2 5 19 2 5 20 2 0 21 2 0 22 2 0 23 0 24 2 0 25 4 9 26 2 0 27 0 28 4 1 29 1 4 30 0 7 31 0 1 32 2 4 33 2 4 3...

Страница 30: ...PV V4525S PV V4535S K PV 455S K 30...

Страница 31: ...E B Q3200 C E B Q4259 Q4202 Q7001 C E B C E B C E B C E B Q1214 C E B Q6301 C E B Q6009 C E B Q6004 Q6005 Q6003 C E B Q1211 C E B R1018 1 3 5 4 4 5 3 1 1 3 6 4 1 3 5 4 C1024 C1025 C1014 R1021 C1026 C1...

Страница 32: ...PV V4525S PV V4535S K PV 455S K 32...

Страница 33: ...EO TO VIDEO SYSTEM CONTROL UNSW 6V TO AUDIO PRIMARY IC1001 FROM SYSTEM CONTROL IC6001 3 5 IC1203 1 5V SW REG IC1202 5V SW REG 1 3 5 TP1204 TP1205 TO TIMER DISPLAY SW 5V MTR TO SERVO CAPSTAN IC6201 13...

Страница 34: ...HP NC TRAP NC PHASE COMPARATOR DEH NON LINEAR EMPHASIS 15 17 19 23 26 33 35 37 38 40 49 51 36 12 9 67 63 20 8 PEAKING FILTER L3012 C3012 S VHS PB H TO SYSTEM CONTROL SVHS SVHS R ATP R P P R EXT INT P...

Страница 35: ...UDIO HSW FROM SYSTEM CONTROL 27 HIFI FSC FROM VIDEO 45 VCO F0 AUDIO IN2 L AUDIO IN2 R TP4202 TP4201 OUT L OUT R IN L IN R AUDIO OUT L AUDIO OUT R AUDIO IN1 L AUDIO IN1 R 3 5 JK3002 FRONT JACK JK3001 R...

Страница 36: ...3 IC6003 S REEL SENSOR 5V SW6002 SAFETY TAB SW Q6007 SUPPLY PHOTO SENSOR D6001 SENSOR LED Q6006 TAKE UP PHOTO SENSOR 38 12MHz IN 39 12MHz OUT X6001 IIC CLOCK 34 2 OUT IC6005 RESET SW6322 CH UP CYLINDE...

Страница 37: ...10 EXPLODED VIEWS 10 1 MECHANISM SECTION 37 PV V4525S PV V4535S K PV 455S K...

Страница 38: ...10 2 CHASSIS FRAME AND CASING PARTS SECTION 38 PV V4525S PV V4535S K PV 455S K...

Страница 39: ...10 3 PACKING PARTS AND ACCESSORIES SECTION 39 PV V4525S PV V4535S K PV 455S K...

Страница 40: ...mechanical parts except the Cylinder Kit Ref No 1 and the Cassette Up Ass y Ref No 51 After replacing the Mechanical Chassis Sub Ass y be sure to perform TAPE INTERCHANGEABILITY ADJUSTMENT in Service...

Страница 41: ...OVER 2 104 VYPS7170 FRONT PANEL ASS Y 2 Ref No Part No Part Name Description Remarks 105 LSGP0439 CASSETTE DOOR LID 2 106 LSMB0310 CASSETTE DOOR SPRING 2 110 LSGF0531 POWER BARRIER 2 111 VMX3115 MECHA...

Страница 42: ...P Q6003 B1ABCF000106 TRANSISTOR SI NPN CHIP Ref No Part No Part Name Description Remarks Q6004 2SB0709A0L TRANSISTOR SI PNP CHIP Q6004 B1ADCC000004 TRANSISTOR SI PNP CHIP Q6004 B1ADCF000001 TRANSISTOR...

Страница 43: ...W 47K R4217 ERJ3GEY0R00V MGF CHIP 1 16W 0 Ref No Part No Part Name Description Remarks R4219 ERJ3GEYJ822V MGF CHIP 1 16W 8 2K R4220 ERJ3GEYJ822V MGF CHIP 1 16W 8 2K R4224 ERJ3GEYJ822V MGF CHIP 1 16W 8...

Страница 44: ...3A821KBP CERAMIC 1KV 820PF C1030 ECKATS103MF CERAMIC 250V 0 01UF Ref No Part No Part Name Description Remarks C1205 ECEA1CKA220 ELECTROLYTIC 16V 22UF C1206 F1H1C104A008 C CHIP 16V 0 1UF C1207 F1H1C104...

Страница 45: ...C6108 ECEA0JKA101 ELECTROLYTIC 6 3V 100UF C6110 F1H1C104A008 C CHIP 16V 0 1UF C6111 F1H1C104A008 C CHIP 16V 0 1UF C6147 ECJ1VF1H103Z C CHIP 50V 0 01UF C6154 ECJ1VB1H333K C CHIP 50V 0 033UF C6156 ECJ1...

Страница 46: ...K SWITCH PUSH SW6322 EVQ11A09K SWITCH PUSH SW6323 EVQ11A09K SWITCH PUSH SW6325 EVQ11A09K SWITCH PUSH SW6326 EVQ11A09K SWITCH PUSH SW6327 EVQ11A09K SWITCH PUSH FUSE PROTECTOR Ref No Part No Part Name D...

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