CONTENTS
SPECIFICATIONS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1-1
COMPARISON OF MODELS
. . . . . . . . . . . . . . . . . . . . 1-2-1
LASER BEAM SAFETY PRECAUTIONS
. . . . . . . . . . . 1-3-1
IMPORTANT SAFETY PRECAUTIONS
. . . . . . . . . . . . 1-4-1
Product Safety Notice . . . . . . . . . . . . . . . . . . . . . . . . . 1-4-1
Precautions during Servicing. . . . . . . . . . . . . . . . . . . . 1-4-1
Safety Check after Servicing . . . . . . . . . . . . . . . . . . . . 1-4-2
STANDARD NOTES FOR SERVICING
. . . . . . . . . . . . 1-5-1
Circuit Board Indications . . . . . . . . . . . . . . . . . . . . . . . 1-5-1
Instructions for Connectors . . . . . . . . . . . . . . . . . . . . . 1-5-1
How to Remove/Install Flat Pack-IC . . . . . . . . . . . . . . 1-5-1
Instructions for Handling Semi-conductors . . . . . . . . . 1-5-3
ORERATING CONTROLS AND FUNCTIONS
. . . . . . . 1-6-1
FIRMWARE RENEWAL MODE
. . . . . . . . . . . . . . . . . . 1-7-1
TROUBLESHOOTING
. . . . . . . . . . . . . . . . . . . . . . . . . 1-8-1
CABINET DISASSEMBLY INSTRUCTIONS
. . . . . . . . 2-1-1
1. Disassembly Flowchart . . . . . . . . . . . . . . . . . . . . . . 2-1-1
2. Disassembly Method . . . . . . . . . . . . . . . . . . . . . . . . 2-1-1
EXPLODED VIEWS
. . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1-1
Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1-1
REPLACEMENT PARTS LIST
. . . . . . . . . . . . . . . . . . . 3-2-1
Mechanical Parts List . . . . . . . . . . . . . . . . . . . . . . . . . 3-2-1
Electrical Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2-2
SCHEMATIC DIAGRAMS/CBA’S AND
TEST POINTS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1-1
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1-3
DVD Main 1/4 Schematic Diagram . . . . . . . . . . . . . . . 4-1-4
DVD Main 2/4 Schematic Diagram . . . . . . . . . . . . . . . 4-1-5
DVD Main 3/4 Schematic Diagram . . . . . . . . . . . . . . . 4-1-6
DVD Main 4/4 Schematic Diagram . . . . . . . . . . . . . . . 4-1-7
AV 1/3 Schematic Diagram . . . . . . . . . . . . . . . . . . . . . 4-1-8
AV 2/3 & Headphone Schematic Diagram . . . . . . . . . 4-1-9
Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1-10
AV 3/3, Function & Switch Schematic Diagram . . . . 4-1-11
Progressive Schematic Diagram . . . . . . . . . . . . . . . . 4-1-12
Function CBA Top View . . . . . . . . . . . . . . . . . . . . . . 4-1-13
Function CBA Bottom View . . . . . . . . . . . . . . . . . . . . 4-1-13
Headphone CBA Top View . . . . . . . . . . . . . . . . . . . . 4-1-13
Headphone CBA Bottom View . . . . . . . . . . . . . . . . . 4-1-13
AV CBA Top View . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1-14
AV CBA Bottom View . . . . . . . . . . . . . . . . . . . . . . . . 4-1-15
Switch CBA Top View . . . . . . . . . . . . . . . . . . . . . . . . 4-1-15
Switch CBA Bottom View . . . . . . . . . . . . . . . . . . . . . 4-1-15
BLOCK DIAGRAMS
. . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2-1
System Control Block Diagram . . . . . . . . . . . . . . . . . . 4-2-1
RF Signal Process/Servo Block Diagram . . . . . . . . . . 4-2-2
DVD Signal Process Block Diagram . . . . . . . . . . . . . . 4-2-3
Video Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . 4-2-4
Progressive Block Diagram . . . . . . . . . . . . . . . . . . . . . 4-2-5
Audio Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . 4-2-6
Power Supply Block Diagram . . . . . . . . . . . . . . . . . . . 4-2-7
SYSTEM CONTROL TIMING CHARTS
. . . . . . . . . . . . 4-3-1
IC PIN FUNCTION DESCRIPTIONS
. . . . . . . . . . . . . . 4-4-1
LEAD IDENTIFICATIONS
. . . . . . . . . . . . . . . . . . . . . . . 4-5-1
CHAPTER 1 GENERAL INFORMATION
CHAPTER 2 DISASSEMBLY
CHAPTER 3 EXPLODED VIEWS AND PARTS LIST
CHAPTER 4
SCHEMATIC AND BLOCK DIAGRAMS/
CBA’S
Содержание DV-P725U
Страница 35: ...4 1 4 DVD Main 1 4 Schematic Diagram ...
Страница 36: ...4 1 5 DVD Main 2 4 Schematic Diagram ...
Страница 37: ...4 1 6 DVD Main 3 4 Schematic Diagram ...
Страница 38: ...4 1 7 DVD Main 4 4 Schematic Diagram ...
Страница 40: ...4 1 9 AV 2 3 Headphone Schematic Diagram ...
Страница 43: ...4 1 12 Progressive Schematic Diagram ...
Страница 44: ...4 1 13 Function CBA Top View Function CBA Bottom View Headphone CBA Top View Headphone CBA Bottom View ...
Страница 57: ...DV P725U DV P725U DV P725U No 9205E TK Digital Media Division Tokai ...