Congatec conga-HPC/uATX-Server User Manual page 22

4.1 Power Supply Connectors
The conga-HPC/uATX-Server provides the following power supply connectors:
• standard 24-pin ATX power connector (X57)
• standard 8-pin EPS power connector (X58)
4.1.1 ATX Power Connector
The conga-HPC/uATX-Server provides a standard 24-pin connector X57 for ATX power supply. With an ATX power supply, the COM-HPC
module starts after you press the power-on button SW9 (ATX mode).
To operate the power supply in AT mode, set DIP SW4.2 to ON and jumper JP9 to pin 2-3 . In this mode, the module starts immediately you
turn on the power supply.
Table 8 ATX Power Control
Switch Configuration
SW4.2 OFF
ON
To disconnect the 5 V standby voltage from the whole system, use jumper JP9.
Table 9 JP9 - ATX 5V Standby Connection
Pin Description
1-2 5V standby connected (default)
2-3 5V standby disconnected
Note
1. For high-TDP modules, you must supply power to both the ATX connector X57 and EPS connector X58.
2. The carrier board supports only 24-pin ATX power supply
3. The ATX pin for -12 V power output is not connected.
Copyright © 2024 congatec GmbH
Description
ATX mode (default)
AT mode
HATXm001
SW9 SW4.2
JP9
1 2 3
22/51