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Key Digital KD-ADA4 Operating Instructions Manual

4-channel distribution amplifier with cable compensation adjustments
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DISTRIBUTION AMPLIFIERS
www.keydigital.com
Operating Instructions
Manual for
HD View4
HD View4: 4-channel
Distribution Amplifier with
cable compensation
adjustments
Model#: KD-ADA4
4-Channel Component Video
(YPrPb) and Left & Right analog
audio, Composite Video and PCM
digital audio (up to 24 channels)
Distribution Amplifier with 16
adjustable outputs for compensa-
tion of cable runs up to 1000 feet

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Summary of Contents for Key Digital KD-ADA4

  • Page 1 Manual for HD View4 HD View4: 4-channel Distribution Amplifier with cable compensation adjustments Model#: KD-ADA4 4-Channel Component Video (YPrPb) and Left & Right analog audio, Composite Video and PCM digital audio (up to 24 channels) Distribution Amplifier with 16 adjustable outputs for compensa-...

  • Page 2: Distribution Amplifiers

    PCM audio. HD View4 provides so much flexibility, yet will not degrade the image quality of your input signals. Each unit can be cascaded to other KD-ADA4, KD-DA6, or KD-CDA12 DA’s by Key Digital Systems, to drive as many outputs as desired from one source.
  • Page 3 • Can be configured via internal DIP switches to distribute Composite Video or digital PCM audio In, to 24 CV or digital PCM Out • Can be cascaded to other KD-ADA4 DA’s, or other Key Digital Systems Distribution Amplifiers like KD-DA6 or KD-CDA12 DA’s to drive as many outputs as desired from one source •...
  • Page 4 DISTRIBUTION AMPLIFIERS Quick Set Up Connecting and using your KD-ADA4 HD View4 is a simple process. KD-ADA4 STEP A: Configure your KD-ADA4 HD View4 Distribution Amplifier. NOTE: Do not attempt to connect power to the unit during any of the configuration steps.
  • Page 5 HD View4 KD-ADA4 • Distribution of your YPrPb and Left & Right analog audio and Composite Video (CV) inputs simultaneously to as many as four separate Component Video and Composite Video displays. In this case, the I/O Connector Groups would be used as shown: Typical "PCMD4 Mode"...
  • Page 6 Switches as described in STEPS A. Use color-coded RCA cables to connect the Inputs and Outputs to the back of the KD-ADA4 HD View4 unit. Output runs should not exceed 1000 feet. Each run of YPrPb cable MUST be of equal length per Output Group.

  • Page 7: Technical Specifications

    STEP D3: Set the KD-ADA4 HD View4 resistance. First, insert the Ohmmeter cables into the top and bottom test sockets on the front of the KD-ADA4 HD View4 for the signal corresponding to the cable you measured. Using a small, slotted screwdriver or other implement, set the corresponding potentiometer (to the lower left of each signal’s Ohmmeter test socket) to the value calculated...
  • Page 8 DISTRIBUTION AMPLIFIERS Technical Support Tech@keydigital.com 1-888-258-2028 / 1-203-778-0295 Signal Properties: • All known video formats are accepted • Output scanning for- mat is always the SAME as the input scanning format • Component Video • Bandwidth -3 dB at 120 MHz, linear-phase pass- band •...

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Hd view4

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