Digital Video Processor
Crestron
CNX-DVP4
Problem Solving
Troubleshooting
The following tables provide corrective action for possible trouble situations. If
further assistance is required, please contact a Crestron customer service
representative.
CNX-DVP4 Troubleshooting
TROUBLE
POSSIBLE
CAUSE(S)
CORRECTIVE ACTION
CNX-DVP4 is not
receiving Cresnet
power.
Verify Cresnet power to unit.
Incorrect
firmware/software.
Update firmware/software versions as
per those listed in the Specifications
section.
SIMPL Windows
program for PRO2 or
other 2-Series control
system installed on
compact flash.
Remove program from compact flash
via Viewport.
Incorrect cable
connections.
Follow connection procedures in this
guide and inspect connector pins.
Various (for example,
wrong firmware).
Refer to System Monitor procedure on
CNX-DVP4 does not
function.
Incorrect power
supply
Use a Crestron power supply
Incorrect cable
connection.
Verify DVI/RGB output cable connection
to unit and video display.
No video output
displayed.
Output resolution
incorrect.
Set output resolution via Viewport.
CNX-DVP4 does not
boot properly.
Program needs to be
reloaded.
Power down unit, remove compact flash
card and power back up. After boot up,
install compact flash and down load new
project(s) using Viewport.
Wrong VT Pro-e or
SIMPL Windows
programs.
Verify correct programs.
Wrong source or video
displayed.
VT Pro-e project not
set up correctly.
Verify proper video set up for each
video window displayed.
Video from RGB source
is garbled or no output.
Incorrect cable
connections.
Verify horizontal/vertical BNC cable
connections. Verify 15-pin cable
connection.
Incorrect video effect in
video window.
VT Pro-e project not
set up correctly.
Verify correct video effect selected for
video window.
Operations Guide – DOC. 8170A
72
•
Digital Video Processor: CNX-DVP4
