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Siemens SIMATIC PC 670 - Page 158

Siemens SIMATIC PC 670
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Hardware Information
Release 04/02
7-26
Panel PC 670 Computing Unit, Equipment Manual
DC interface of the power supply 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.
Short Name Meaning
1 P5V +5V
2 P5V +5V
3 P5V +5V
4 P5V +5V
5 P5V +5V
6 PS_NAU_N Power failure, early warning signal
7 PS_PWROK Power Good signal
8 GND Chassis ground
9 GND Chassis ground
10 GND Chassis ground
11 N12V 12V
12 GND Chassis ground
13 GND Chassis ground
14 GND Chassis ground
15 P12V +12V
16 P12V +12V
17 P3V +3.3V
18 P3V +3.3V
19 P3V +3.3V
20 P3V +3.3V

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