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2022
congatec
AG
HEVAm100
22/54
To disconnect the 5 V standby voltage from the whole system, use jumper JP9.
Table 7
JP9 - ATX 5V Standby Connection
Pin Description
1-2
5V standby connected (default)
2-3
5V standby disconnected
Table 8
X50 - ATX Power Pinout
Pin Signal
Description
Pin Signal Description
1
+3.3V
Power 3.3 VDC
13
+3.3V
Power 3.3 VDC
2
+3.3V
Power 3.3 VDC
14
-12V
Power supply -12 VDC
3
GND
Power ground
15
GND
Power ground
4
+5V
Power 5 VDC
16
PS_ON# Power Supply On (active low). Short this pin to
GND to switch power supply ON; disconnect
from GND to switch OFF.
5
GND
Power ground
17
GND
Power ground
6
+5V
Power 5 VDC
18
GND
Power ground
7
GND
Power ground
19
GND
Power ground
8
PWR_OK Power Ok
20
N.C
9
5V_SB
Standby power 5 VDC
21
+5V
Power 5 VDC
10
+12V
Power 12 VDC
22
+5V
Power 5 VDC
11
+12V
Power 12 VDC
23
+5V
Power 5 VDC
12
+3.3V
Power 3.3 VDC
24
GND
Power ground
Connector Type
X50: Standard 24-pin ATX connector
JP9: 2.54 mm, 2-pin jumper
2
3
1
JP9
X50