User`s manual

Troubleshooting
1. Ensure that all cables are well seated. Label all of cables with the number for each
respective computer to avoid confusion.
2. The recommended VGA cable distance is 5 meters maximum to avoid ghosting and
degradation. Normally, the cable length is based on driver capacity of your VGA card. If you
need longer VGA cables, please contact CyberResearch, Inc. or visit our website.
accomplish your applications.
3. The recommended PS2 cable distance is 5 meters maximum. Normally, the cable length is
based on driver capacity of your motherboard's PS2 port. If you need longer PS2 cables,
please contact CyberResearch, Inc. or visit our website.
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4. The Power Jack polarity is center positive and the power adapter needs be DC12V, 1A or
DC9V, 1A.
5. Don’t press any keys on the keyboard while the selected computer is booting up. Otherwise,
it might cause a keyboard error or the keyboard may not be detected on the PC side.
6. The computer boots up fine, but keyboard doesn’t work
z Make sure the keyboard works when directly plugged into the computer.
z Try a different keyboard, but use only 101, 102 or 104-key keyboard.
7. The Mouse is not detected during PC boot up.
z Make sure the mouse works when directly plugged into the computer.
z Make sure the mouse is a true PS/2 mouse. A combo mouse will work just as long as it is
set for PS/2 mode with the correct adapter. Try a different mouse.
z Avoid moving the mouse or pressing the mouse buttons when switching ports.
z Avoid switching ports during shutting down the PC process.
z When you switch one PC port to another PC port, scan time should be set
to 5 sec. or more. Since it can take several seconds for the VGA connection to adapt from
one computer to another, a scan time of under 5 seconds is not recommended.
8. The power button is off, but the GFC 1508B still works fine, or power adapter is unplugged from the
outlet, but the GFC 1508B still operates normally.
GFC 1508B unit draws power from the power adapter and all connecte PC’s PS2 ports. Some
PC’s PS2 port may support enough power for the GFC 1508B, but some PC’s PS2 port (like
laptop, notebook computer…etc.) is unable to supply enough power for the GFC 1508B. To ensure
the system works properly and has constant, reliable power, please do not set power
to "Off" or
remove the power adapter from the outlet.
9. If you forget the CONSOLE ON/OFF “ password ” you typed, please contact CyberResearch, Inc
.
CyberResearch
®
PC Accessories GFC 1508B & GFM 1501
CyberResearch, Inc. 31
25 Business Park Drive P: [phone]; F: [phone]
Branford, CT USA www.cyberresearch.com