Section
............................................................... 5
1.
Note for Repair ............................................................ 5
1.
Self-diagnosis Function ............................................... 6
2.
3.
4.
1.
Features ................................................................................ 1-1
Preparations .......................................................................... 1-3
Playback ................................................................................ 1-4
Recording .............................................................................. 1-8
Troubleshooting ..................................................................... 1-12
Alarm Messages .................................................................... 1-12
Notes on Use ......................................................................... 1-12
2.
2-1.
Upper Case ................................................................. 2-1
2-2.
2-3.
VD-031 Board .............................................................. 2-1
2-4.
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.
3.
BLOCK DIAGRAMS
3-1.
3-2.
3-3.
3-4.
3-5.
3-6.
3-7.
3-8.
4.
4-1.
4-2.
•
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 (VIDEO PB AMP) Schematic Diagram ....... 4-19
•
•
JC-20 (CHROMA MIX) Schematic Diagram .......... 4-23
•
•
•
•
TABLE OF CONTENTS
Title
..................................... 6
..................................... 4-1
Page
Section
•
•
•
•
•
•
JC-20 (AUDIO 2) Schematic Diagram ................... 4-43
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
FR-175 Schematic Diagram ................................... 4-81
•
•
•
JD-002 Printed Wiring Board and
Schematic Diagram ................................................ 4-87
•
DC-1492 Schematic Diagram ................................ 4-89
•
4-3.
Waveforms .................................................................. 4-95
4-4.
Parts Location ............................................................. 4-99
5.
1.
and Boards .................................................................. 5-2
5-1.
for Adjustment ........................................................ 5-5
2-1.
2-2.
2-3.
3-1.
3-2.
Tape Guide 2/7 ....................................................... 5-9
3-3.
Capstan Cover ....................................................... 5-10
3-4.
Reel Motor .............................................................. 5-10
3-5.
3-6.
3-7.
3-8.
3-9.
3-10.
Capstan Motor ........................................................ 5-13
3-11.
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Title
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