H
H
L
L
-
-
S
S
e
e
r
r
i
i
e
e
s
s
E
E
l
l
e
e
c
c
t
t
r
r
i
i
c
c
A
A
c
c
t
t
u
u
a
a
t
t
o
o
r
r
I
I
n
n
s
s
t
t
a
a
l
l
l
l
a
a
t
t
i
i
o
o
n
n
a
a
n
n
d
d
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
M
M
a
a
n
n
u
u
a
a
l
l
H
H
K
K
C
C
25
4.6.5. Check operation of PCU
Actuator
Full close
Full open
Input signal
4mA DC(1VDC, 2VDC))
20mA DC(5VDC, 10VDC)
Output signal
4mA DC
20mA DC
Signal LED
Green LED on
Red LED on
Auto setting
Blue LED flicker
Input signal failure
Yellow LED flicker
4.6.6. Layout of PCU CARD