Sony SLV-E170EE - Page 47

SLV-E170EE/E170EG/E320EE/E470EE/E470EG
SECTION 6
INTERFACE,
IC
PIN
FUNCTION
DESCRIPTION
6-1.
SYSTEM
CONTROL
—
MECHANISM
BLOCK
INTERFACE
(MA-293
Board
IC160)
F
:
CASSETTE}
CASSETTE
TAPE
TAPE
ee
me
tore
lease
STO
|
[PY
|
BS
MA-293
Board
MA-293
Board
MA-293
Board
MA-293
Board
MA-293
Board
MA-293
Board
MA-293 Board :
REC
PRF
|
1¢160
@
I
|
L
MA-293 Board
MA-293 Board
MA-293 Board
*3
|
|
<=
x
a = |
MA-293 Board s
TSENS | 1c160@ I 3
MA-293 Board
1c160®@
I
*3
*3
*3
*4
*4
*4
*4
*4
*4
*4
*3
¥*4
#4
¥*4
#4
¥*4
*A
*4
*1,
“L’’
When
erasing
protection
tab
is
bent.
“H”
when
not
bent.
*2,
Pulse
of
period
in
proportion
to
reel
rotating
speed.
*3.
Approx.
2
msec
period
“H”
pulse
when
tape
top
or
end
is
detected.
*4.
Normally
“L”.
2
msec
period
“H”
pulse
when
tape
top
or
end
is
detected.
*5.
Hi-Z
6-2.
SYSTEM
CONTROL
—
SERVO
PERIPHERAL
CIRCUIT
INTERFACE
(MA-293
Board
IC160)
Signal Pin No.
MA-293 Board
CTL IN+ 1C160 @ O
MA-293 Board
DRUM
PG
1c160@
I
*3
*3
*3
*3
*3
*3
*3
MA-293 Board
DRUM
FG
1C160
@
I
¥*4
*4
#4
*4
#4
*4
*4
MA-293 Board
1c160
@
I
H/L
72
*2.
*5
*5
*2
*2
MA-293 Board
MA-293.
Board
: e
CAPERR
C160
@
ce)
L
6
6
*6
*6
MA-293 Board
*1, 25 Hz pulse
*2,
Pulse
of
period
in
propotion
to
tape
speed.
*3.
25
Hz
‘“H”
pulse.
*4, 600 Hz pulse.
*5. Unstable period pulse.
*6. DC voltage 1 ~ 5V.
*7. Hi-Z (2.5V).
a
>
~~ nn Qa