Oki B431L6

7. Connection Diagram
Oki Data CONFIDENTIAL
44983601TH Rev.1
7-13 /
PinNo. I/O Signal Function
1 O FANPOW FANDrivePower
2 C FANGND Ground
3 I FANALM-P FANAlarmDetection
• CN2ConnectorPinAllocation
 (ConnectiontoFAN(ID))
• CN3ConnectorPinAllocation
(Connection to Tag)
• CN1ConnectorPinAllocation
(Connect to Main board)
PinNo. I/O Signal Function
1 I/O 1-WIRE TAGsignal
2 C GND Ground
3 C GND Ground
PinNo. I/O Signal Function
1 I FANPOW FANDrivePower
2 O FANALM-P FANAlarmDetection
3 I LIGHT-P Electricity-removinglightON
4 C GND Logic Ground
5 I 5V LogicCircuitPowerSupply
6 I/O SDA SerialData
7 I SCL SerialClock
8 I OUT_EN-P High-VoltageoutputEnable
9 I CHPWM CHPWM
10 I TR1PWM TR1PWM
11 I ANSW High-VoltageBoardAnalogswitchchange
12 I TR2PWM TR2PWM
13 O TR_I TR Electric Current Detection
14 O TR_V TRPowerVoltageDetection
15 I SBPWM SBPWM
16 I DB2PWM DB2PWM
17 I DB1PWM DB1PWM
18 I 1STTRAY-N 1STCassetteSensor
19 I TRAYON-P Powersave2
20 I/O TAGOUT TAGsignal
21 I RETURN FusecutElectricCurrentRETURN
22 I FUSECUT Fusecut
23 I HUM_PWM HumiditySensorPWM
24 O HUM HumiditySensor
25 O TMP HumiditySensor
26 C GND Logic Ground
27 C GND Logic Ground
28 I +24V High-VoltageBoardDrivePower