36
VC-G20SM/G200SM
VC-G201SM/G401SM
MECHANISM TROUBLESHOOTING
1. FF/REW FAILURE (NO TAPE WINDING)
Press FF key.
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
Is master cam at
FF position ?
Does loading
motor operate ?
Modes changing
smoothly through
mode switch ?
Loading motor
control system
in trouble.
Are Vco 24V and
Vcc 5V applied ?
Replace the
capstan motor.
Replace the idler
ass’y.
Replace the reel
sensor.
Is voltage applied
to loading motor ?
Loading motor is
damaged. Replace
it.
Voltage supply
system in trouble.
Mode SW in
trouble or master
cam malpositioned.
Voltage supply
system in trouble.
Does capstan
motor turn in FF (or
REW) direction ?
Are idler wheel
ass’y and reel disk
in mesh ?
Is the pulse
outputted from reel
sensor ?
The cassette tape
is presumably
damaged.
2. REC/PLAY FAILURE (MODE RELEASE)
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
Is the master cam
at PB position ?
Does loading
motor operate ?
Modes changing
smoothly through
mode switch ?
Loading motor
control system
in trouble.
Are Vco 24V and
Vcc 5V applied ?
Replace the
capstan motor.
Replace the idler
ass’y.
Replace the reel
sensor.
Is voltage applied
to loading motor ?
Loading motor is
damaged. Replace
it.
Voltage supply
system in trouble.
Voltage supply
system in trouble.
Does capstan
motor turn ?
Are idler wheel
ass'y and reel disk
in mesh ?
Is the pulse
outputted from reel
sensor ?
Check main PWB.
Содержание VC-G200SM
Страница 103: ...103 VC G20SM G200SM VC G201SM G401SM ...
Страница 104: ...104 VC G20SM G200SM VC G201SM G401SM SIGNAL FLOW BLOCK DIAGRAM SIGNALVERLAUF BLOCKSCHALTBILD ...
Страница 106: ...106 VC G20SM G200SM VC G201SM G401SM AUDIO BLOCK DIAGRAM AUDIO SCHALTKREIS BLOCKSCHALTBILD VC G20SM G201SM G401SM ...
Страница 107: ...107 VC G20SM G200SM VC G201SM G401SM EE Signal PB Signal REC Signal E E Signal Wiedergabe signal Aufnahme sihnal ...
Страница 108: ...108 VC G20SM G200SM VC G201SM G401SM AUDIO BLOCK DIAGRAM AUDIO SCHALTKREIS BLOCKSCHALTBILD VC G200SM ...
Страница 109: ...109 VC G20SM G200SM VC G201SM G401SM EE Signal PB Signal REC Signal E E Signal Wiedergabe signal Aufnahme sihnal ...
Страница 110: ...110 VC G20SM G200SM VC G201SM G401SM POWER CIRCUIT BLOCK DIAGRAM HAUPTSTROMKREIS BLOCKSCHALTBILD ...
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