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TABLE OF CONTENTS
Section Title Page Section Title Page
SERVICE NOTE ............................................................... 5
1. Note for Repair ............................................................ 5
SELF-DIAGNOSIS FUNCTION ..................................... 6
1. Self-diagnosis Function............................................... 6
2. Self-diagnosis Display................................................. 6
3. Service Mode Display ................................................. 6
4. Self-diagnosis Code Table .......................................... 7
1. GENERAL
Features ................................................................................ 1-1
Location and Function of Parts ............................................. 1-1
Notes on Video Cassettes..................................................... 1-3
Preparations .......................................................................... 1-3
Playback ................................................................................ 1-4
Recording .............................................................................. 1-8
Installing the Unit Vertically ................................................... 1-9
Operating the Menus ............................................................. 1-9
Troubleshooting ..................................................................... 1-12
Alarm Messages .................................................................... 1-12
Notes on Use ......................................................................... 1-12
Compatibility of DVCAM and DV Format .............................. 1-13
2. DISASSEMBLY
2-1. Upper Case ................................................................. 2-1
2-2. Front Panel Assembly ................................................. 2-1
2-3. VD-031 Board.............................................................. 2-1
2-4. DC/DC Converter Unit................................................. 2-1
2-5. HD-024 Board ............................................................. 2-2
2-6. Mechanism Deck ......................................................... 2-2
2-7. JC-20 Board ................................................................ 2-2
2-8. RP-234 Board.............................................................. 2-2
2-9. Circuit Boards Location ............................................... 2-3
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram 1 ............................................. 3-1
3-2. Overall Block Diagram 2 ............................................. 3-3
3-3. Overall Block Diagram 3 ............................................. 3-5
3-4. Overall Block Diagram 4 ............................................. 3-7
3-5. Power Block Diagram 1............................................... 3-9
3-6. Power Block Diagram 2............................................... 3-11
3-7. Power Block Diagram 3............................................... 3-13
3-8. Power Block Diagram 4............................................... 3-15
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS ..................................... 4-1
4-1. Frame Schematic Diagram (1/2)................................. 4-3
Frame Schematic Diagram (2/2)................................. 4-5
4-2. Printed Wiring Boards and Schematic Diagrams ....... 4-7
• RP-234 Printed Wiring Board ................................ 4-7
• RP-234 (REC/PB AMP 1) Schematic Diagram ..... 4-11
• RP-234 (REC/PB AMP 2) Schematic Diagram ..... 4-13
• JC-20 Printed Wiring Board ................................... 4-15
• JC-20 (VIDEO PB AMP) Schematic Diagram ....... 4-19
• JC-20 (VIDEO A/D CONVERTER)
Schematic Diagram ................................................ 4-21
• JC-20 (CHROMA MIX) Schematic Diagram .......... 4-23
• JC-20 (AFC) Schematic Diagram .......................... 4-25
• JC-20 (VFD (VIDEO DSP, D/A CONVERTER))
Schematic Diagram ................................................ 4-27
• JC-20 (SFD) Schematic Diagram .......................... 4-29
• JC-20 (TFD) Schematic Diagram .......................... 4-31
• JC-20 (DV INTERFACE) Schematic Diagram ....... 4-33
• JC-20 (MECHANISM CONTROL 1)
Schematic Diagram ................................................ 4-35
• JC-20 (MECHANISM CONTROL 2)
Schematic Diagram ................................................ 4-37
• JC-20 (MODE CONTROL) Schematic Diagram.... 4-39
• JC-20 (AUDIO 1) Schematic Diagram ................... 4-41
• JC-20 (AUDIO 2) Schematic Diagram ................... 4-43
• JC-20 (POWER SUPPLY) Schematic Diagram .... 4-45
• VD-031 Printed Wiring Board ................................ 4-47
• VD-031 (INTERFACE) Schematic Diagram .......... 4-51
• VD-031 (VIDEO DECODER)
Schematic Diagram ................................................ 4-53
• VD-031 (VIDEO OUTPUT) Schematic Diagram ... 4-55
• VD-031 (AUDIO) Schematic Diagram ................... 4-57
• VD-031 (Y/C SEPARATION)
Schematic Diagram ................................................ 4-59
• HD-024 (HI CONTROL) Schematic Diagram ........ 4-61
• HD-024 (MATRIX KEY CONTROL, LED DRIVE)
Schematic Diagram ................................................ 4-63
• HD-024 (UVIC) Schematic Diagram ...................... 4-65
• HD-024 (DC/DC CONVERTER, CAPSTAN MOTOR
DRIVE, CAM MOTOR DRIVE)
Schematic Diagram ................................................ 4-67
• HD-024 (DRUM MOTOR DRIVE, FL MOTOR DRIVE,
REEL MOTOR DRIVE) Schematic Diagram ......... 4-69
• HD-024 Printed Wiring Board ................................ 4-71
• MD-76 Printed Wiring Board .................................. 4-75
• MD-76 Schematic Diagram.................................... 4-77
• FR-175 Printed Wiring Board................................. 4-79
• FR-175 Schematic Diagram................................... 4-81
• JA-006 Printed Wiring Board ................................. 4-83
• JA-006 Schematic Diagram ................................... 4-85
• JD-002 Printed Wiring Board and
Schematic Diagram ................................................ 4-87
• DC-1492 Schematic Diagram ................................ 4-89
• DC-1492 Printed Wiring Board .............................. 4-91
4-3. Waveforms .................................................................. 4-95
4-4. Parts Location ............................................................. 4-99
5. ADJUSTMENTS
1. Before Starting Adjustment ......................................... 5-1
1-1. Adjusting Items when Replacing Main Parts
and Boards .................................................................. 5-2
1-2. Information (Mechanical Section) ............................... 5-4
5-1. MECHANICAL SECTION ADJUSTMENTS ................ 5-5
5-1-1. Parts Replacement and Preparation
for Adjustment ........................................................ 5-5
1-1. Assembly/disassembly of Cassette Compartment ..... 5-5
1-2. How To Load/unload ................................................... 5-5
1-3. List of Service Tools .................................................... 5-6
1-4. About Mode Selector II ............................................... 5-7
5-1-2. Periodic Check ....................................................... 5-8
2-1. Cleaning of Rotary Drum Assembly....................... 5-8
2-2. Cleaning of Tape Path System .............................. 5-8
2-3. Periodic Checks ..................................................... 5-8
5-1-3. Parts Replacement................................................. 5-9
3-1. Tape Guide 1/8 and Guide Guard.......................... 5-9
3-2. Tape Guide 2/7 ....................................................... 5-9
3-3. Capstan Cover ....................................................... 5-10
3-4. Reel Motor .............................................................. 5-10
3-5. FL Motor Assembly, Gear A, Gear B and
Gear CD Assembly................................................. 5-10
3-6. GL Arm S Assembly, GL Arm T Assembly,
Coaster S Assembly and Coaster T Assembly ...... 5-11
3-7. MIC Base Guide, MIC Base Assembly and
MIC Base Spring .................................................... 5-12
3-8. Drum Cap, Drum Assembly and Tape Support ..... 5-12
3-9. Pinch Arm Assembly .............................................. 5-13
3-10. Capstan Motor........................................................ 5-13
3-11. Pendulum Retainer and
Pendulum Arm Assembly ....................................... 5-13
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