Power Supply, System Connectors, Cpu; Power Supply - Beckhoff CB1050 Manual

Chapter: Connectors

3.1 Power Supply, System Connectors, CPU

3.1.1 Power Supply

The connector for the power supply is a 2x10pin ATX connector ("ATX20", Foxconn HM3510E-P2). It is
accompanied by a 2x2pin connector, which must be used to provide the COREIN power supply.
Pinout "ATX20" power connector:
Description
3.3 volt supply
3.3 volt supply
ground
5 volt supply
ground
5 volt supply
ground
power on
standby supply 5V
12 volt supply
page 16
Name Pin
3.3V 1
3.3V 2
GND 3
VCC 4
GND 5
VCC 6
GND 7
PWR_ON 8
SVCC 9
12V 10
Power Supply, System Connectors, CPU
Name
11 3.3V
12 -12V
13 GND
14 PWRBTN#
15 GND
16 GND
17 GND
18 -5V
19 VCC
20 VCC
Beckhoff New Automation Technology CB1050
Description
3.3 volt supply
12 volt supply
ground
powerbutton
ground
ground
ground
volt supply -5V
5 volt supply
5 volt supply