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In order to perform the Firmware Upgrade, be sure that your KD-VPHD4X1 Switcher &
Processor is set to “Program” operating mode:
The power supply MUST be disconnected (either from the back of your unit or from the wall
outlet) to have a complete power shutdown - reset. Next, set the rear-panel Mode slide
switch to “Program” mode. Only select “Program” mode when you need to perform a
firmware upgrade of your KD-VPHD4X1 Switcher & Processor unit, as provided and instruct-
ed by Key Digital
®
.
Mode: Program
- Normal
Physically disconnect the power to your unit before setting
the rear-panel Mode slide switch to “Normal” mode
Summary of Contents for KD-VPHD4X1
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