Beckhoff C9900-P209, Operating Instructions Manual

Page: 7 / 15

Product Description
Connecting the power supply unit
Connection with the motherboard
Pin strips
on the output side
Connection Function
1 ATX interface
2 5V/12V supply
3 POWER ON
4 COM interface
Connection with the
motherboard The power supply unit is connected
with the motherboard according to
the installation instructions of the
board.
5 12V supply
Pin assignment of the pin strips
Pin Function Pin Function
1 3.3V 11 3.3V
2 3.3V 12 - 12V
3 GND 13 GND
4 + 5V 14 PS ON
5 GND 15 GND
6 + 5V 16 GND
7 GND 17 GND
8 PWR OK 18 - 5V
9 5VSTB 19 + 5V
10 12V 20 + 5V
ATX DC output
Pin Function Pin Function
1
+ 12V
5
+ 12V
2 GND 6 GND
3 GND 7 GND
4 + 5V 8 + 5V
5V/ 12V supply for drives
Pin Function
1 POWER-ON
2 POWER-ON
POWER ON
Pin Function
3 TXD
5 RXD
9 GND
COM interface
(RS 232)
Pin Function Pin Function
1 GND 3 + 12V
2 GND 4 + 12V
ATX 12V DC-Output
1 2
3
4
5
C9900-P209 5