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PAGE 114
FireBall™ DVDM-300 User’s Manual
SERIAL COM PORTS
The Serial Control COM Port setting is used to specify which RS-232 serial COM port is to be used
for two-way external control communications with a third party control system.
If there are no available COM ports, you must use the Ethernet based external control for two-way
external control communications with a third party control system.
Follow these steps to select which serial port to use for external control:
1. Press the Setup key on the remote to display the FireBall setup menu.
2. Select the External Control menu item.
3. Select the IR & Serial menu
4. Select the Serial Control COM Port menu item.
5. Select which serial port to use for external control.