Specifications

Hardware Information
7-26
SIMATIC Box PC 620 Manual
A5E00131465-01
DC Port of the Power Supply Unit 105W
The power supply unit has a connector (X2) through which all the signals on the
DC side are connected with the motherboard.
Pin no. Designation Description
1 P5V +5V
2 P5V +5V
3 P5V +5V
4 P5V +5V
5 P5V +5V
6 PS_NAU_N Power failure early warning alarm
7 PS_PWROK Power Good Signal
8 GND Ground
9 GND Ground
10 GND Ground
11 N12V –12V
12 GND Ground
13 GND Ground
14 GND Ground
15 P12V +12V
16 P12V +12V
17 P3V +3.3V
18 P3V +3.3V
19 P3V +3.3V
20 P3V +3.3V