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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
