Network Technologies ST-C5VA-WL500 User Manual

Page of 14
NTI XTENDEX Wall Mount Extenders 
 
11
 
 
Problem 
Cause 
Solution 
Video Picture is not sharp 
or is smeared 
• 
All Video Cables are not firmly 
seated.   
• 
CAT5 cable is too long. 
• 
The CAT5 cable is not properly 
connected. 
• 
Video not adjusted 
 
• 
Check all connections.   Make sure all cables are fully 
seated.  
• 
Verify length is within specified limits-500'. 
• 
Check cable connections.  Make sure they are snapped-
in properly and completely.  
• 
Check cable connections and power cycle.   
The picture on the monitor 
is black and white, rather 
than color 
The video cable was not attached to 
the CPU when it was booted. 
With the cables all properly connected, reboot the CPU.   
A constant vertical wobble 
appears down the screen 
CAT5 cable is too close to a strong 
power source. 
Reroute CAT5 cable if possible.   
Monitor sometimes loses 
sync, causing it to go 
blank for a second or two 
• 
Electrical power system is very 
noisy, particularly the ground. 
• 
The CAT5 cable is not properly 
connected. 
• 
Make sure the interconnection cable is not near any 
power lines.  
• 
Check cable connections.  Make sure they are snapped-
in properly and completely.   
Image is not displayed 
properly, lacks definition 
Signal is being skewed by the CAT5 
cable and not being received correctly 
by the monitor . 
• 
Check the user's manual for the monitor, projector, or 
display equipment for an "automatic adjustment" or 
"auto-configure".    This is most common to LCD type 
monitors. 
No audio 
• 
Audio cable is not properly 
plugged in 
• 
Speakers are not plugged in 
• 
CAT5 cable is not properly 
connected 
• 
Check all cable connections 
 
• 
Verify speakers are connected and powered  
• 
Check CAT5 cable connections 
 
 
 
 
 
WARRANTY INFORMATION 
 
The warranty period on this product (parts and labor) is one (1) year from the date of purchase.  Please contact Network 
Technologies Inc at
 (800) 742-8324  (800-RGB-TECH) or (330) 562-7070 or visit our website at 
http://www.networktechinc.com
 
for information regarding repairs and/or returns.  A return authorization number is required for all repairs/returns. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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