Daewoo DVG-3000N Service Manual

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Summary of Contents

Page 1 - SERVICE MANUAL

DVD PLAYER DVG-4000N SERVICE MANUAL

Page 2 - CONTENTS

8 PIN DESCRIPTIONS Pin Name Pin # Type Description DIGITAL VIDEO INPUT PD<7 -0> 11-16 18-19 I Multiplexed Cb, Y, and Cr digital video inpu

Page 3 - 1. Precautions

9 Pin Name Pin # Type Description 1 X 0: Cr output in CbCr component mode 1 0 X: : 1 1 1: Blue color output

Page 4 - 1-2 Servicing Precautions

10 Pin Name Pin # Type Description GCK frequency select pin when RST is low. General purpose output pin when RST is high GOUT0 43 I Dual function

Page 5 - 1-3 ESD Precautions

11 * Functional Description

Page 7

13 * PIN DESCRIPTON Name Number I/O Definition VCC 1, 9, 18, 27, 35, 44, 51, 59, 68, 75, 83, 92, 99, 104, 111, 121, 130, 139, 148, 157, 164, 172, 18

Page 8 - DESCRIPTION

14 Name Number I/O Definition active low. HD[15:0] 141:140, 137:131, 128:122 O Host data bus HCS1FX# 152 O Host select 1. HCS3FX# 153 O Host

Page 9

15 PIN DESCRIPTIONS 2-1-5 Serial EEPROM, 2K (256 x 8) (AT24C02/01) * Features  Low-Voltage and Standard-Voltage Operation -5.0 (V CC = 4.5V to

Page 10 - VIDEO CONTROL SIGNALS

16  Internally Organized 128 x 8 (1K), 256 x 8 (2K), 512 x 8 (4K), 1024 x 8 (8K) or 2048 x 8 (16K)  2-Wire Serial Interface  Schmitt Trigger, Fi

Page 11 - MISCELLANEOUS SIGNALS

17  Integrated Product Identification Code  Commercial and Industrial Temperature Ranges * Pin Configurations * Pin Description Pin Name Fu

Page 12 - POWER AND GROUND

CONTENTS 1. PRECAUTIONS ---------------------------------------------------------------------------------------------------------------------------

Page 13 - * Functional Description

18  All inputs are sampled at the positive going edge of the system clock  Burst Read Single-bit Write operation  DQM for masking  Auto &

Page 14 - * Pinout Diagram

19 Block Diagram Pin Descriptions Symbol Name Description CLk System Clock Active on the positive going edge to sample all inputs CS Chip S

Page 15 - Name Number I/O Definition

20 Symbol Name Description L(U)DQM Data Input/Output Mask Makes data output Hi-Z, t SHZ after the clock and masks the output. Blocks data input when

Page 16

21 3. Product Specifications Playback System DVD Video Video CD (1.1, 2.0, 3.0) SVCD and CVD CDDA CD-ROM with MP3 data Television Signal System NTS

Page 17

22 4. Operating Instructions 4-1 Basic Connections * CONNECTED TO A TV * CONNECTED TO AN ORDINARY AMPLIFIER RL 4-2 Selecting Video MODE Press SETUP

Page 18

23 4-3 Selecting the desired DVD menu Item Some DVDs have title menus and chapter menus. Press MENU or TITLE,the screen shows the menu.Then u

Page 19

24 4-8 Slow Viewing When you want to view the disc contents very slowly in forward or reverse direction, you can do that by pressing the SLOW button.

Page 20

25 5. Disassembly and Reassembly

Page 21

26 6. Troubleshooting No power Insert the AC power plug securely into the power outlet. No picture Make sure that the equipment is connected prop

Page 22

27 7. Electrical Part List DVG-4000N PRODUCT DESIGN PACKAGE LIST No. Name Counts Blueprint No. Material No. Notes 1 DVG4000N surface subassembly

Page 23 - 3. Product Specifications

1 1. Precautions 1-1 Safety Precautions 1) Before returning an instrument to the customer, always make a safety check of the entire instrument, inclu

Page 24 - 4. Operating Instructions

28 No. Name Counts Blueprint No. Material No. Notes 14 MIC shielded sheet iron 1 GV-MICPBZ930-01 WJ-MICPBZ930 15 930B CD gate-bar 1 GV-CD

Page 25

29 No. Name Counts Blueprint No. Material No. Notes 30 nail BTV3*10 colouful zinc 4 LD-BTPW3*10C machine core 4 31 with-cap hardened nailBT

Page 26

30 No. Name Counts Blueprint No. Material No. Notes 45 2.54 connector/2.54connctor 6P red-white row-wire 260mm 1 PX-B260B6R from power-supply

Page 27

31 No. Name Counts Blueprint No. Material No. Notes 16 plain-headed triangular nail BB3*8 colorful zinc 16 LD-BB3*8C control panel 9bracket for c

Page 28 - 6. Troubleshooting

32 No. Name/Specification Counts Position in the paper Material No. Notes IC 9 IC HT6221/M21-001 1 IC2 IC-HT6221 10 LCD screen-driving boun

Page 29 - 7. Electrical Part List

33 The component design list for DV-910 earphone board No. Name Counts Blueprint No. Material No. Notes resistor 1 resistor 10E 1/4W 10% 4 R1

Page 30

34 No. Name Counts Blueprint No. Material No. Notes 14 changeable resistor R1216G11A2-A20K six-foot mode 2 RW1,RW2 DW-WT1Z20KS01 15 PCB GV-DHB91

Page 31

35 8. Block Diagram

Page 32

36 9. Circuit Diagrams 1. Control Part 2. Ear Part 3. Video Part 4. Clock Part 5. Memory Part 6. Chip 4318 7. D/A Converter Part 8. Atapi Part 9. A

Page 33

1 2 3 4 5 6ABCD654321DCBAGND1SIG2VCC3REMREMOTE+5VK10KEYK9KEYK12KEYK4KEYK3KEYK6KEYK14KEYK13KEYK16KEYK5KEYK11KEYK8KEYK7KEYK15KEY12345678910 111213141516

Page 34

2notes non or inside the cabinet, or on the chassis. 3) Design Alteration Warning-Do not alter of add to the mechanical or electrical design of this

Page 35

1 2 3 4ABCD4321DCBAC5100uFR74.7KR105.1K1/2VCC+12V1234XH14P2D54VCCLinGND+12VRinC1810uFC1710uFC1510uFC1610uFQ2C1815Q1C1815RW1RD902G-BA1-A20KRW2RD902G-BA

Page 36

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:CVBS/Cr/B1234567891

Page 37 - 8. Block Diagram

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:R8133 OHMC38OPEN(15

Page 38 - 9. Circuit Diagrams

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:DB7DB6DB5DB4DB3DB2D

Page 39

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:LCS2#LA0LA1LA2LA3LA

Page 40

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:C136100UFC14047UFC1

Page 41 - CVBS/Cr/B

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:HD7HD0HD2HD3HD4HD5H

Page 42

1 2 3 4ABCD4321DCBATitleNumber RevisionSizeBDate: 14-Jul-2001 Sheet of File: C:\product\backup\zjh\930F\930F2DVDSCH.DDBDrawn By:MUTEMUTEZR0MUTES/PD

Page 43

1 2 3 4 5 6ABCD654321DCBA1 32 4L1 C1C2C847P 1KVD5UF4007D6UF4004M2 PC817D7HER302D8SR360C27 222 100VL3C12 104 50VM3 TL431STB3.4VD5VDGNDA5VAGND 12VS12VF1

Page 44 - SWAN ES4318

47 10. Wiring Diagram

Page 45

3 components, and wiring have been installed correctly and that the portion around the serviced part has not been damaged and so on. Further, check t

Page 47

42. Reference Information 2-1 Component Descriptions 2-1-1 DVD ATAPI Loader D.C. Power Supply A 4-pin shrouded, keyed male connector is used to provi

Page 48 - Switch Power Supper Schematic

5 I/F Signals I/O Pin # I/F Signals I/O Pin # DD12 12 IOCS16 32 DD2 13 DA1 33 DD13 14 PDIAG 34 DD1 15 DA0 35 DD14 16 DA1 36 DD0 17 CS1FS 37

Page 49 - 10. Wiring Diagram

6 2-1-2 NTSC/PAL Digital Video Encoder (AV3168) FEATURES • Fully CCIR 624 performance compliance NTSC and PAL (B,D,G,H,I,M and N) video encoder. • Co

Page 50

7 The Clock Generator outputs three clocks for video, audio and system to simplify the system configuration and maintain A/V synchronization. Typic

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