Oki B410 Maintenance Manual page 121

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