Oki B430

7. Connection Diagram
43984801TH Rev.1
121 /
Oki Data CONFIDENTIAL
• CN4 Connector Pin Allocation
(Connection to USB I/F)
Pin No. I/O Signal Function
1 I vbus Power
2 I/O D- Serial Data
3 I/O D+ Serial Data
4 C GND Logic Ground
• CN5 Connector Pin Allocation
(Connection to LAN I/F)
Pin No. I/O Signal Function
1 O TXD+ Transmission signal +
2 O TXD- Transmission signal -
3 I RXD+ Reception signal+
4 - NC Not used
5 - NC Not used
6 I RXD- Reception signal -
7 - NC Not used
8 - NC Not used
• PW Connector Pin Allocation
(Connection to the low-voltage power)
Pin No. I/O Signal Function
1 1 O HEATON-N Heater ON
2 2 I +5V Logic Circuit Power Supply
3 3 I +5V Logic Circuit Power Supply
4 4 C GND Logic Ground
5 5 C GND Logic Ground
6 6 I ZCROSS AC zero cross signal
7 7 C 0VP Analog Ground
8 8 I +24V Motor/ Fan/ Clutch Drive Power