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User's manual<br />
System Amplifier K&F TOPAS<br />
6.4.7 Settings GPIO<br />
Menu: Setup » gpio<br />
Under this menu item, you make the settings on the GPIO's.<br />
Control Outputs (GPO)<br />
After connecting the device to the mains supply (power supply start-up), undefined voltages<br />
may occur at the GPO connectors for approx. 50ms.<br />
The current at the output during open collector configuration must not exceed 250 mA.<br />
Please calculate the series resistor accordingly. If this current is exceeded, the device can be<br />
damaged.<br />
KLING & FREITAG GMBH © 2012 Revision 3.0 Page 42 of 65
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