Preface
HE4000 Encoding System
LCD Display
When you receive your HE4000, the Front panel may be covered with a plastic protective
covering. To remove the protective covering, gently lift one of the corners and peel off the
covering.
Warranty Information
For warranty or return material authorization information, refer to the Warranty booklet that
accompanied the product shipment.
Other ComtechTV Products
Visit the corporate website at www.comtechtv.com. This provides information about the entire line
of ComtechTV products and systems, including encoders, integrated receivers/decoders (IRD),
switches, ATM products, network interfaces, and network management software.
Safety Precautions
Carefully read and follow all safety, use, and operating instructions before operating the HE4000.
Heed all warnings and cautions contained in this manual. Retain these instructions for future
reference.
Follow Startup Procedure
Do not plug in the HE4000 until you have connected the system and read the chapter on
installation.
Provide a Safe Location
Place the HE4000 in a rack or on a stable surface of sufficient size and strength, where it will not
be jarred, hit, or pushed off its surface. Ensure that all cables and cords are out of the way and
will not be tripped over, as this could cause personal injury or serious damage to the equipment.
Avoid Water and Moisture
If the equipment is exposed to any liquid, contact ComtechTV, as serious damage could occur to
the components of the HE4000.
Avoid Heat, Humidity, and Dust
To avoid internal damage, the HE4000 should be placed away from all heat sources, including
radiators, heater ducts, and so on, out of direct sunlight and away from high humidity, excessive
dust, or mechanical vibrations that can cause damage to internal parts.
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