VC-MH80
ADJUSTMENT OF NTSC SYSTEM FV (False
Vertical Sync) OF STILL PICTURE
Measuring
Colour TV monitor
instrument
Mode
Cassette
‘Playback still
Self-recorded tape
mode)
(See Note below)
Control
Tracking control buttons
or
Specification
No vertical jitter of picture
1. Play a cassette which was recorded by the unit in
SP mode.
2. Press the PAUSE/STILL button to freeze the
picture.
3. Look at the monitor screen and adjust
or
TRACKING buttons so that the vertical jitter of
the picture to be minimized.
4. Play and freeze the self-recorded tape in SP
mode and make sure vertical jitter of the picture
is not noticeable.
(For the EP mode
adjustment at the same
adjustment way as SP mode.)
Note:
Self-recorded tape is a cassette whose program was
recorded by the unit being adjusted.
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Summary of Contents for VC-MH80
Page 64: ...10 VC MH80 10 VC M H90 8 L I 7 I 8 I 9 I 1 0 I 11 I 1 2 1 68 ...
Page 68: ...180 VC MH80 190 C MH90 c3 Playback Signal m Recording Signal b E E Signal 72 ...
Page 69: ...POWER CIRCUIT BLOCK DIAGRAM yi 2 __ i 1 I 1 VC MH80 VC M H90 73 V Vt _ _ ____ _ _ _ ____ i ...
Page 72: ...VC MH80 VC MH90 I 7 I 8 I 9 I 1 0 I 11 I 1 2 I 76 ...
Page 73: ...I I I I I I 1 I I ...
Page 74: ...VC MH80 VC MH90 78 ...
Page 76: ...VC MH80 VC MH90 1 f I I I I 7 I 8 I 9 I 1 0 I 11 I 1 2 I 80 ...
Page 77: ...RB n f I JI 3 I i I I ...
Page 78: ...VC MH80 VC MH90 I II I I II __ _ i r I 7 I 8 I 9 I 10 I 11 I 1 2 1 5 82 ...
Page 79: ...I I 0 I n I m I 0 I 0 I m I b 1 L I III r ...
Page 80: ...10 IO VC M H80 VC MH90 r 8 a a4 ...
Page 81: ...VC MH80 vc I VC MH90 vc I MAIN CIRCUIT 5 1 2 I 3 I 4 I 5 I 6 I a5 ...
Page 84: ...VC M H80 VC MH90 1362 1 u 404 I I RN I 404 7h RN1404 I 7 I a I 9 I 1 0 I 1 1 I 1 2 I ...
Page 85: ......
Page 86: ...VC MH80 VC MH90 I 7 I a I 9 I 1 0 I 11 I 1 2 I 90 _ _ ...
Page 87: ...VC MH80 VC MH90 OPERATION TIMER CIRCUIT VC MH90 1 I 2 I 3 I 4 I 5 I 6 I ...
Page 88: ...0 VC M H80 0 VC M H90 I I I I 7 I a I 9 I 1 0 I 11 I 1 2 I ...
Page 92: ...VC M H80 VC M H90 LL I I 7 I 8 I 9 I 10 I 11 I 12 I ...
Page 94: ...r L i ...
Page 97: ...VC MH80 vc n VC MHSO vc n PWB FOIL PATTERN I M A I N P W B 2 I 3 I 4 I 5 I 6 I 101 ...
Page 98: ...VC MH80 VC MHSO 102 ...
Page 99: ...VC MH80 VC MH90 IF PWB OPERATION P REC TIP PWE U U TIF I 2 I 3 I 4 I 5 I 6 I 103 ...
Page 123: ...VC MH80 VC MH90 11 EXPLODED VIEWS MECHANISM CHASSIS PARTS I 1 I 2 I 3 I 4 I 5 I 6 1 127 ...
Page 124: ...VC MH80 VC MH90 CASSElTE HOUSING CONTROL PARTS 1 I 2 1 3 I 4 I 5 1 6 I 128 ...
Page 125: ...VC MH80 VC MH90 MECHANICAL PARTS I 1 I 2 I 3 I 4 I 5 I 6 1 ...