Siemens PC 670 - Manual (Page 147)

Hardware Information Release 04/02
7-15 Panel PC 670 Computing Unit, Equipment Manual
View of Socket
1 2
3 4
5 6
Figure 7-5 Connector Pinout for an External Keyboard Connecting Cable
Pin
No. Short Name Meaning Input/Output
1 DAT Keyboard data Input/Output
2 - Not assigned -
3 GND Chassis ground -
4 P5VFK +5V ( fused) Output
5 CLK Keyboard clock line Input/Output
6 - Not assigned -
USB interface
The allocation of the Universal Serial Bus interfaces is as follows:
4
3
2
1
Figure 7-6 USB interface
Pin No. Short Name Meaning Input/Output
1 VCC +5V ( fused) Output
2 - Data Data Input/Output
3 + Data Data Input/Output
4 GND Chassis ground -
The connector is of type A.
The port is rated as a high current USB (500mA).