Troubleshooting guide

ADB 5721WNX Set Top Box Guide
TV
FV
Below is an explanation for each of the controls and lights listed above.
The Power button, if held for less than five seconds, turns the Set Top Box on or off.
If held for five seconds longer, it restarts the TV receiver. When the Set Top Box is on the light is green.
The USB (Universal Serial Bus) is a USB 2.0 connector.
The HD (High-Definition) light is green when the Set Top Box is receiving a high-definition program.
Call Citizens at [phone] to find out if you can receive HD programming as it is not available in
all areas.
The Menu button displays the Menu.
The Directional Arrows allow you to change the channels and move through the program guide.
The OK button allows you to select channels or Menu options.
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Front Panel View Rear Panel View
Below is an explanation for each of the connections listed above.
The HDMI Port(High-Definition Multimedia Interface) connects to a high-definition TV or home theater
receiver with an HDMI input (for a DVI input, use an HDMI-to-DVI adapter.)
The HCNA (HomePNA over Coax) is the technology, which allows to utilize existing coaxial cable as the
network’s physical wiring to connect PCs and Ethernet enabled devices, such as STB, to a LAN, thereby
eliminating the need to install new wiring.
The Ethernet Port is a RJ-45 port for IP video output.
The Pr, Pb, & Y are for RCA component video outputs to an HDTV.
The S-Video (Super Video or Separated Video) is for a high quality video output to a VCR or TV that accepts
S-Video. It carries video only, you must also connect to the TV or home theater receiver for audio.
The Video Out is for RCA video outputs to a TV, VCR, or other device.
The Audio Out are for left and right RCA stereo audio outputs.
The To TV (Video Out) is for coaxial output to connect the TV receiver to the TV or VCR.
The USB (Universal Serial Bus) is a USB 2.0 connector.
The Power is the connector for the DC power adapter.
To TV
(Video/Audio Out)
USB
Power
HDMI
Component
Output
S-Video
Digital
Audio Output
Ethernet
RF Output
HCNA
Port
Power
USB
HD
Menu
Directional
Arrows
OK