Sanyo HV-DX2E - Section 3 Electrical; Default Chapter; Table of Contents

3-1
SECTION 3
ELECTRICAL
CONTENTS
OVERALL BLOCK DIAGRAM.............................3-2
VCR PART
ELECTRICAL ADJUSTMENT
PROCEDURES
..........................................................3-3
ELECTRICAL TROUBLESHOOTING
GUIDE
...........................................................................3-4
1. POWER(SMPS) CIRCUIT .......................................3-4
2. SYSTEM/KEY CIRCUIT ..........................................3-7
3. SERVO CIRCUIT.....................................................3-8
4. Y/C CIRCUIT..........................................................3-11
5. Hi-Fi CIRCUIT .......................................................3-15
6. Tuner/IF CIRCUIT .................................................3-18
BLOCK DIAGRAMS..............................................3-20
1. Power(SMPS) BLOCK DIAGRAM .......................3-20
2. Tu/IF, NICAM & A2 BLOCK DIAGRAM................3-22
3. VPS BLOCK DIAGRAM........................................3-23
4. Y/C BLOCK DIAGRAM.........................................3-24
5. Hi-Fi BLOCK DIAGRAM.......................................3-26
6. SYSTEM BLOCK DIAGRAM ................................3-28
CIRCUIT DIAGRAMS............................................3-30
1. Power(SMPS) CIRCUIT DIAGRAM......................3-30
2. TU/IF, NICAM & A2 CIRCUIT DIAGRAM .............3-32
3. A/V CIRCUIT DIAGRAM .......................................3-34
4. Hi-Fi CIRCUIT DIAGRAM .....................................3-36
5. SCART(JACK) CIRCUIT DIAGRAM ....................3-38
6. SYSTEM CIRCUIT DIAGRAM ..............................3-40
7. TIMER CIRCUIT DIAGRAM..................................3-42
• WAVEFORMS .........................................................3-44
• CIRCUIT VOLTAGE CHART...................................3-46
PRINTED CIRCUIT DIAGRAMS .......................3-50
1. MAIN P.C.BOARD .................................................3-50
2. SMPS P.C.BOARD ...............................................3-52
3. KEY(LEFT) P.C.BOARD ......................................3-53
4. KEY(RIGHT) P.C.BOARD ....................................3-53
DVD PART
ELECTRICAL TROUBLESHOOTING
GUIDE
.........................................................................3-54
1. µ-COM CIRCUIT....................................................3-54
2. MPEG CIRCUIT.....................................................3-57
3. RF/Servo CIRCUIT................................................3-58
BLOCK DIAGRAMS..............................................3-62
1. DVD Overall Block Diagram................................3-62
2. RF/CD DSP/DVD DSP/DVD SERVO
Block Diagram......................................................3-63
3. Audio Block Diagram...........................................3-64
4. MPEG Block Diagram ..........................................3-65
CIRCUIT DIAGRAMS............................................3-66
1. DVD DSP Circuit Diagram ...................................3-66
2. DRIVE & RF Circuit Diagram ..............................3-68
3. MEMORY Circuit Diagram ...................................3-70
4. INTERFACE Circuit Diagram...............................3-72
5. µ-COM/Expander Circuit Diagram ......................3-74
6. Jack Circuit DIAGRAM ........................................3-76
• WAVEFORMS .........................................................3-78
• CIRCUIT VOLTAGE CHART...................................3-80
PRINTED CIRCUIT DIAGRAMS .......................3-86
1. MAIN P.C.BOARD (TOP VIEW) ............................3-86
2. MAIN P.C.BOARD (BOTTOM VIEW)....................3-88