Network Technologies Rackmux-V15/17 用户手册

 

 

Each and every piece of every product produced by Network Technologies Inc is 100% tested to exacting specifications.   We 
make every effort to insure trouble-free installation and operation of our products. If problems are experienced while installing this 
product, please look over the troubleshooting chart below to see if perhaps we can answer any questions that arise.    If the 
answer is not found in the chart, please check the FAQs (Frequently Asked Questions) at our website at 
http://www.networktechinc.com or contact us directly for help at 1-800-742-8324 (800-RGB-TECH) in US & Canada or 1-330-562-
7070 worldwide.    We will be happy to assist in any way we can.  

 

Input signal is outside the supported 
range 

Lower video frequency to be within specified range 

The input signal is not present.  This 
message will disappear after 5 seconds. 

Check all cable connections- verify that they are 
secure 

The input signal is not present 
immediately after power ON.   

Check all cable connections- verify that they are 
secure 

The LCD monitor is configuring itself for 
proper communication with the CPU.  

No action necessary 

• 

Keyboard is in the incorrect mode 

 
 
 
 
 
• 

Cables are not properly connected

• 

Toggle the keyboard mode from PS/2 (default) to 
USB. 
A.  If keyboard works in PS/2 mode and not 

USB, USB cable is incorrectly connected. 

B.  If keyboard works in USB mode and not 

PS/2, PS/2 cable is incorrectly installed 

• 

Check all cable connections between the 
RACKMUX and the computer.  

USB cable is not properly connected 

Check USB cable connection between the RACKMUX 
and the computer.   Make sure it is connected to a 
working USB port at the CPU.   

“Fn” function is locked ON. 

Check to see if the Fn LED is illuminated.  If so, press 
the “Fn” key twice quickly to unlock the function.  

• 

Image out of range 

• 

LCD Auto-Shut OFF button is 
depressed 

• 

LCD is powered OFF 

• 

Lower the resolution 

• 

Make sure nothing is resting on the button 

 
• 

Turn power to LCD ON 

 

 
 
accessory USB port, 6 
DC power supply, 15 
Display functions, 7 
Fn key, 10 
Function key, 10 
Keyboard LEDs, 10 
LEDs, 10 
Materials included, 1 
Number Pad, 11 

numeric keypad, 13 
OSD Controls, 7 
Power up sequence, 6 
Rack mounting, 3 
Specifications, 17 
Telco mount, 4 
USB port, 6 
USB-PS/2 mode, 14 

 
 

 
The warranty period on this product (parts and labor) is two (2) years 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. 
 
 
                                                                                                                                                              MAN047    Rev. 7/2/08