Hitachi DV-W1U REAR JACK [JAK] SCHEMATIC DIAGRAM

A

B

C

3

2

1

D

E

465 7 8

5 - 8

5 - 7 REAR JACK

REAR JACK

REAR JACK [JAK] SCHEMATIC DIAGRAM

1413 12 11 10 9 8

1234567

1413 12 11 10 9 8

1234567

1413 12 11 109 8

1234567

1413 12 11 109 8

1234567

REAR JACK [JAK]

820p

820p

820p

820p

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

To

DECK-1

[DEC]

PG1502

IC1302

JFJ1000

OPTICAL

TRANSMISSION

MODULE

IC1303

JFJ2000

OPTICAL

TRANSMISSION

MODULE

150p

COAXIAL

IN

COAXIAL

OUT

IC1513

BU4066-BCF-E2

FRONT/CD

SELECT SWITCH

IC1512

BU4066-BCF-E2

DOWNMIX/CD

SELECT SWITCH

IC1301

DIGITAL OUTPUT

BUFFER

IC1508

NJM2060M

FRONT

FILTER AMP

IC1509

NJM2060M

S.FILTER

AMP

IC1510

NJM2060M

CENTER WOOFER

FILTER AMP

IC1507

NJM2060M

AUDIO FILTER

AMP DTC114TKA

DTC114TKA

DTA124EKA

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

To

INTERFACE [IF]

PG1907

IC3301

BA7660FS-E2

IC3302

BA7660FS-E2

VIDEO AMP

2.7k

C3523

0.1

R3537

5.6k

BL1303

100

C3526

47p

To

DECK-2

[DEC]

PG2201

VIDEO AMP

3.3k

BL1307

1k

ToCD-RCN502/CN801

C3528

2200P

C3527

2200P

R1334

33k

R1336

18k

R1337

18k

R1351

75

R1352

75

R1353

75

C1351

1000p

C1370

1000p

ZD1370

MA3020

ZD1351

MA3020

5Y

J1306PBPR

6

3

4

1

2

R1339

3.9k

BL1309BL1312BL1313BL1314BL1310BL1311

Contents

Main NOTICE: Leakage Current Cold Check Leakage Current Hot Check SAFETY PRECAUTIONS AC Leakage Test PRODUCT SAFETY NOTICE Notes When Using Service Manual The following shows the contents to be noted when using service manual: 1. Value units used in parts list Parts Resistor Capacitor Coil 2. Values in schematic diagrams CONTENTS CHAPTER 1 1 - 1 GENERAL INFORMATION 1. Specifications 1 - 2 2. Comparison with Previous Model 1 - 3 1 - 4 3. Troubleshooting 3-1. VIDEO CIRCUIT 1 - 5 3-2. AUDIO CIRCUIT 1 - 6 3-3. RECORDER AUDIO CIRCUIT 1 - 7 4. Instructions on Use FRONT FRONT <Display> 1 - 8 Audio output jacks Coaxial digital audio output jack Video output jack S-video output connector CHAPTER 2 2 - 1 2. Disassembly Method Parts Hierarchy Chart 1. Before Starting Disassembly 2 - 2 Fig. 2-1 REAR PANEL Disassembly Procedure Diagrams 2-1 Side cover (L), (R) and Top cover 2 - 3 2-3 JAK board and REG board Fig. 2-3 2-4 Front cover, IF, FLHP, SW-DVD and SW-CDR board Fig. 2-4 2 - 4 2-5 DVD-ROM and DEC board Fig. 2-5 2-6 CD-R and Bottom cover Fig. 2-6 1. CABINET SECTION CHAPTER 3 EXPLODED VIEW 1. MECHANICAL PARTS LIST 4 - 1 CHAPTER 4 REPLACEMENT PARTS LIST 2. ELECTRICAL PARTS LIST 4 - 2 4 - 3 4 - 4 CHAPTER 5 SCHEMATIC, CIRCUIT BOARD AND BLOCK DIAGRAM 5 - 4 5 - 3 LCD DISPLAY [FLHP] SCHEMATIC DIAGRAM LCD DISPLAY [FLHP] 5 - 6 DVD SWITCH, CDR SWITCH 5 - 5 DVD SWITCH [SW-DVD] SCHEMATIC DIAGRAM INTERFACE [IF] SCHEMATIC DIAGRAM INTERFACE [IF] CDR SWITCH [SW-CDR] DVD SWITCH [SW-DVD] CDR SWITCH [SW-CDR] SCHEMATIC DIAGRAM REAR JACK [JAK] SCHEMATIC DIAGRAM REAR JACK [JAK] To DECK-2 [DEC] PG2201 To CD-R CN502/CN801 J1306 REGULATOR [REG] SCHEMATIC DIAGRAM REGULATOR [REG] 465 7 8 DECK-1 5 - 12 DECK-1 [DEC] SCHEMATIC DIAGRAM INVERTER DECK-1 [DEC] To REAR JACK [JAK] PG1301 To DECK-2 1A-33A DECK-2 [DEC] 8A F BUFFER MPEG DECODER DEC CIRCUIT BOARD 6 - 18 6 - 17 [PATTERN No.JA1755-4] DEC [DECK] -SIDE A- DV-WIU IDENTIFICATION OF PARTS LOCATION SW-DVD CIRCUIT BOARD SW-DVD, SW-CDR SW-DVD [DVD SWITCH] RA X JAK CIRCUIT BOARD IDENTIFICATION OF PARTS LOCATION JAK [REAR JACK] -SIDE A- JAK [REAR JACK] -SIDE B- BL J IF, REG CIRCUIT BOARDS IDENTIFICATION OF PARTS LOCATION IF REG BL ER F FLHP CIRCUIT BOARD IDENTIFICATION OF PARTS LOCATION DE AB C 1 1 DE BLOCK DIAGRAM