[AKD4671-B]
<KM089001>
2008
/
03
-
25
-
Analog Input/Output Circuits
(1) Input Circuits
(1-1) LIN1/RIN1, LIN2/RIN2, LIN3/RIN3 and LIN4/RIN4 Input Circuit
LIN4
LIN2
LIN3
RIN4
RIN2
RIN3
JP25
RIN_SEL
RIN2
+
C53
1u
R42
(short)
RIN3
RIN4
1
2
3
J2
LIN1/RIN1
1
2
3
4
5
J7
RIN
JP23
LIN_SEL
LIN2
RIN1
+
C50
1u
R39
(short)
1
2
3
4
5
J5
LIN
LIN1
LIN4
LIN3
Figure 4. LIN1/RIN1, LIN2/RIN2, LIN3/RIN3 and LIN4/RIN4 Input Circuit
LIN2/RIN2, LIN3/RIN3 and LIN4/RIN4 share J5/J7.
JP23 (LIN_SEL) and JP25 (RIN_SEL) select each path.
(1-2) SAIN1, SAIN2 and SAIN3 Input Circuit
SAIN2
SAIN3
SAIN1
JP28
SAIN_SEL
SAIN1
SAIN3
SAIN2
1
2
3
4
5
J9
SAIN
1
2
3
4
5
J11
SAIN3
Figure 5. SAIN1, SAIN2 and SAIN3 Input Circuit
SAIN1, SAIN2 and SAIN3 share J9.
JP28 (SAIN_SEL) select each path.
