4
HE-12/HE-4
Instruction Manual
Safety Instructions
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Read all safety and operating instructions before you operate the unit.
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Retain all safety and operating instructions for future reference.
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Heed all warnings on the unit and in the safety and operating instructions.
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Follow all installation, operating, and use instructions.
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Unplug the unit from the AC power outlet before cleaning. Use only a damp cloth for cleaning the exterior of the unit.
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Do not use accessories or attachments not recommended by Blonder Tongue, as they may cause hazards, and will void the warranty.
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Do not operate the unit in high-humidity areas, or expose it to water or moisture.
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Do not place the unit on an unstable cart, stand, tripod, bracket, or table. The unit may fall, causing serious personal injury and damage to the
unit. Install the unit only in a mounting rack designed for 19” rack-mounted equipment.
WARNING: TO PREVENT FIRE OR SHOCk HAZARD, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE
NOTE TO CATV SYSTEM INSTALLER
This reminder is provided to call the CATV System Installer’s attention to Article 820-40 of the NEC that provides guidelines for
proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding system of the building, as
close to the point of cable entry as practical.
The STOP sign symbol is intended to alert you to the presence of REQUIRED operating and maintenance
(servicing) instructions that if not followed, may result in product failure or destruction.
TO REDUCE THE RISk OF ELECTRICAL SHOCk, DO NOT REMOVE COVER FROM THIS UNIT.
NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
General & Safety Instructions
The YIELD sign symbol in intended to alert you to the presence of RECOMMENDED operating and maintenance
(servicing) instructions.
The LIGHTNING flash symbol is intended to alert you to the presence of uninsulated "dangerous voltage"
within the product's enclosure that may be sufficient magnitude to constitute a risk of electrical shock.
YOU SHOULD ALWAYS FOLLOW THESE INSTRUCTIONS TO HELP ENSURE
AGAINST INjURY TO YOURSELF AND DAMAGE TO YOUR EQUIPMENT.
