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7.
Connection Diagram
43984801TH Rev.1
133 /
Oki Data CONFIDENTIAL
Pin No. I/O
Signal
Function
1
-
AC(LIVE)
FAN Drive Power
2
NC
-
Blank
3
-
AC(NEUTRAL) Fan Alarm Detection
• CN1 Connector Pin Allocation
(Connection to the Fusing AC Supply)
• CN2 Connector Pin Allocation
Pin No. I/O
Signal
Function
1
-
2
-
*When shoring out, it responds to 110v power voltage, and if it is
open, it responds to 220V.
• CN3 Connector Pin Allocation
(Connection to the Main Control Board)
Pin No. I/O
Signal
Function
1
1
I
HEATON-N
Heater ON
2
2
O
+5V
Logic Circuit Power Supply
3
3
O
+5V
Logic Circuit Power Supply
4
4
C
GND
Logic Ground
5
5
C
GND
Logic Ground
6
6
O
ZCROSS
AC Zero Cross Signal
7
7
C
0VP
Analog Ground
8
8
O
+24V
Motor/ Fan/ Clutch Drive Power