Aiwa HV-E212 - Page 44

DRUM SERVO SYSTEM TIMING CHART
<During P.B>
DRUM PG (1c102 @ pin)
fi
! 100mVp-p or more
(2. 5VDC)
20msec ——m 25Hz
DRUM FG (1C102 QD pin)!
|
1
J I
t
100mVp-p or more
t
(2. 5VDC)
600Hz
RF SW PULSE (1C102 QQ pin)
5V
i
4msec 25Hz
|
t
i
TRACKING M.M.(1C102 (2) pin)!
i
—2.5V
MANU MODE
1
t
|
'
1 !
1
AUTO MODE! —— 2.5V
i
I
*CTL (1C102 QD pin)
Zales 2. 3msec
|
fl 2. 5V
4
*PG. MoM. (16102 @8) pin)
— 4.5V
J
1
'
|
1
{
8. 4msec
* SWITCHING POSITION
VIDEO OUT
(SFR303)
C-vo
t
it
1! 410+ 20 usec