Key Digital KD-IP922ENC Operating Instructions Manual page 7

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External Audio Input
Used to integrate external analog audio sources
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3.5mm stereo connection
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Each Encoder can select either HDMI audio or the external audio input via toggle
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switch or TCP/IP or RS-232 commands.
Audio Select switch determines audio source upon unit boot up. Newly received
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commands or toggles of Audio Select switch will override current setting
It is not possible to input both (HDMI + External) audio connections to the Enterprise
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AV system
Audio Output
Used to integrate with peripheral amplifiers and audio distribution systems
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Balanced/Unbalanced 6-pin phoenix terminal
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Features variable volume, muting, bass, mid, treble, and lip-sync level adjust
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controllable via TCP/IP or RS-232 command strings
Power
Redundant power connection for backup in case PoE network switch is not used or
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PoE port fails
12V/1A (12W) screw-type power supply included
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PoE supported on either LAN port
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OK to connect external power supply plus PoE
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LAN Ports
Used to connect with Network Switch (WiFi not supported) and peripheral devices
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needing network connectivity and/or TCP/IP control
Default IP Address = 192.168.1.100
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May be used with Key Digital Wizard software for unit configuration
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Supports 10/100BaseT up to 100Mbps
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Act as an unmanaged network switch
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Support IGMP with connection IGMP supported network switch
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Respective LED blinks during active network communication
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See Key Digital's Verified Network Switch document for list of network switches
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verified to support Enterprise AV HD Over IP systems
EDID Control Rotary
Used to select the desired EDID handshake provided to the connected video source
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See EDID and Hot Plug Detection Control section for more information
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Service Micro USB
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Used as primary unit configuration method and for firmware updates.
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Not used for USB data or KVM
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IP LED
Indicates healthy audio/video system status
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Encoder: At least one Decoder partner is viewing signal
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Steady blink during boot up
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System LED
Indicates healthy control system status
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Steady blink during bootloader mode and firmware updates
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Forced HPD Switch
Used to activate voltage from the HDMI input connection regardless of a connected
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sync device.
See EDID and Hot Plug Detection Control section for more information
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USB-B
Used to connect USB Host / Computer
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Not used for connecting USB endpoints (ie keyboard, mouse)
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USB input/output relationship automatically follows video input/output relationship
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Reset Pin
Press and hold for 5 seconds to reset unit to factory default settings, indicated by blink
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System LED
IP Address = 192.168.1.100
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Selected audio source = Corresponds with Audio Select switch
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Group ID = 0000
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Control mode = Control gateway for Enterprise AV Over IP system
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KD-IP922DEC Decoder Unit:
HDMI Output
Used to connect video display
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LED light illuminated when active voltage from display (HPD) is present
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Local HDMI Input
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Used to connect video source for local presentation, etc
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Same supported video and audio formats as KD-IP922ENC HDMI Input connection
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