Sony TC-FX4 - Page 18

TC-FX4
Voltages and Waveforms at the Terminals of 1C401
Termi-
Termi-
Termi-
Waveform
or
Voltage
Waveform
or
Voltage
na
Si
eee
IE
7
ional
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Sewermore
Record Mode
fe
—-4V
Forward Mode
-#-W#-_---—-——_
—— 4V
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Pause Mode
i {--———_—
—4v
Rewind button is pushed
— ——4v
tL ad we
-———
Fast Forward button is pushed
}
1
i
{
|
i
]
i
{
}
‘
Pause button is pushed
YUU
pie
Tape End Auto Shut-off
0.2sec Tape stops at the end of
the tape in Forward Mode.
Voltage may fall to OV
by rotating angle of take-
up reel spindle after
shut-off mechanism
operates.
foe
| see ce bs
{ 0.5sec
Power button is pushed in
Timer reset Mode
Record Muting button is pushed
in Record Mode
Record button is pushed
4.5V
—~18—
Forward Mode or Record Mode
Voltage becomes 6V even
hen only REC button is
pushed — REC MONITOR
| ae ov
af be — 37. 25msec
PAUSE button is pushed in Record
Made
Forward Mode
a
ov
——_—- 4.6v
_{
ae = 0.25 sec
Forward button is pushed
Forward Mode
i. —41V
ov
Fast Forward Mode
—4Vv
Vv
Rewind Mode
——4V
SS OV.