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atlona.com
Toll free: 1-877-536-3976
Local: 1-408-962-0515
Introduction
With 4kx2k pass through the Atlona 1 by 4 HDMI Distribution Amplifier offers a high definition
solution for multi display installations. Field upgradable, with a built in USB port, ensures seamless
firmware updating. With EDID learning mode, the HDDA provides a solution for incompatibilities
and intermittent signals.
Package Contents
Features
• 1 x AT-HDDA-4
• 1 x DC 5V locking power adaptor
• Transmits source signal to multiple displays simultaneously
• Built in EDID management to ensure compatibility
• 4kx2k pass through
• Lossy and lossless audio formats pass through (up to Dolby TrueHD
®
and DTS-HD Master Audio™)
• Full 3D pass through
• Field serviceable USB firmware port for quick and easy updating
• LED signal lights to verify status for input and outputs
• Using additional HDDAs, cascade the source signal up to 4 times at 1080p
• HDCP compliant
Panel Description
Front Panel
AT-HDDA-4
DC 5V
4
OUTPUT
1
2
3
4
AT-HDDA-4
1
2
3
EDID
INT LEARN
POWER SYNC
HDMI IN
FIRMWARE
1. Power LED: Will light up when the distribution amplifier receives power
2. Sync LED: Illuminates when receiving signal from the source
3. Out LED: Each LED will illuminate for the corresponding connected displays
4. EDID LEDs: LED will illuminate to indicated the current EDID mode
5. EDID button: Press to select between EDID modes
1
2
5
4
3
