Z Microsystems GCS17T, User Manual, Page: 21 / 34

27-0043UM REV A 03/10
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no main Display image
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
Cause:
If the status LED is black, unit is on standby or there is no power to the unit.
Recovery:
• Press and hold standby button.
• 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.
amber
Cause:
If the status LED is orange, there is no video signal.
Recovery:
• If Video 1 or Video 2 is selected, ensure there is a video signal coming into the
selected channel.
• Ensure there is a video signal coming from the computer.
Green
Cause:
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’ Customer Support Department.
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