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Siemens PC 670 User Manual

Page 158

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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