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'..!?
SERVO CIRCUIT
WAVEFORMS
(IC351 :BU2896
Series)
TEST LOCATION
WAVEFORM & MODE/LEVEL
TEST LOCATION
WAVEFORM & MODE/LEVEL
Pin
40
SLOW PB
1
Pin 15
(H.A.SWITCHING)
~"1
(CTL PULSE)
'~y
20msec 20msf:c
24msec 16msec
Pin 42
m<ov
Pin 15
(PWM)
(CTL PULSE)
'!lgqv
~
8.66 KHZ
Pin 41, 44, 1
m:+
Pin 21
(PWM)
(CTL HEAD-)
'Ei
l'-~;:
69.27 KHz
I
—1~
24msec 16msec
I R~C
Pin 3
m'
Pin 22
o.3vp-p
(FSC INPUT)
4.43 MHZ -f-
(CTL HEAD+)
Pin 5
'B~"v
Pin 26
(ROTARY)
(CTL AMP OUT)
'Bppvp-p
20msec 20msec
40msec
2msec
Pin 8
-lJ-j A(&v
Pin 28
IJJJvvlomvp-p
(D-PG MM)
T
(C-F(i INPUT)
7msec
0.66msec
Pin 9
&
5.OV
Pin 29
WJ30MVP-P
(RF SW PULSE)
(D-FG INPUT)
20msec 20msec
1.33msec
Pin 10
'BrJ
5.OV
Pin 30
(AF SW PULSE)
(D-PG INPUT)
~+lsomvp-f'
20msec 20msec
40msec
Pin 11
mu
Pin 28
(COMPOSITE
'Lwov
~
4.2V
(ENVSW INPU" ')
SYNC INPUT)
T=20msec
20msec 20msec
Pin 14
J-u@
'"
(C-FG PULSE)
m
I
#
I
17
I
18
I
19
1
20
I
21
I
22
I
23
I
–43–
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