Miscellaneous Troubleshooting Items - Extron electronics HC 404 User Manual

Transmitter and receiver collaboration system

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For digital input and output connections, verify whether the application requires the

+5 VDC pull-up resistor within the unit for TTL circuits and use the software to check

whether it is selected within the configuration.

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Verify that input current at any digital input or output port does not exceed 250 mA.

Miscellaneous Troubleshooting Items

Booting up with the factory-installed firmware

In the event that the transmitter powers on but is otherwise unresponsive or

uncommunicative after a failed firmware upload, you can manually boot up the unit to use

the factory firmware code by pressing and holding the Input 2 button while applying

power.

Timeout periods

There are three different timeout periods (listed below) that can be configured (specified or

turned off) for the HC 404 system. You might need to change or disable the timeout period

to facilitate troubleshooting.

•

Screen saver timeout — Set this via the Advanced submenu of the OSD, via the

General Settings page of the HC 404 module in PCS software, or via Global

Configurator.

•

Auto-input switching timeout— Set this via the General Settings page of the

HC 404 device pages in PCS software.

•

CEC output power-off timeout — Set this using GC.

If you still experience problems, call the

the Extron S3 Control Systems Support Hotline (1.800.633.9877).

Extron S3 Sales & Technical Support Hotline

HC 404 System • Reference Information

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