Z Microsystems SL User Manual

Doc# 27-0032UM Rev A Issued 07/05

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If there is no image on the main screen, a signal will appear on the screen that states, “No 

Input, Check Cable”. If the cable from the computer to the display is secure, determine the 

color of the standby LED and follow the appropriate procedure below.

Black 
Problem:  

If the standby LED is black, there is no 

power to the unit. 
Recovery: 

•  Ensure the power cable is plugged 

into the source.

•  Connect the power cable to a 

AC outlet. Ensure the AC outlet is 

active. 

•  Wake up the display by pressing 

the standby button. 

Orange
Problem:  

If the standby LED is orange, there is no 

video signal.
Recovery:

•  If Video A or Video B is selected, 

ensure there is a video signal com-

ing into the selected channel. 

•  Ensure there is a video signal 

coming from the computer.

Green
Problem:  

When the standby LED is green, there is 

both power and a video signal. If there is 

no image on the main display, there is a 

possible hardware failure. 
Recovery:

•  Ensure the video signal coming 

from the computer is not a black 

screen. 

•  Contact Z Microsystems’ Custom-

er Support Department.