Video Input Signal Error Messages; Checking The Vm Unit - Pro-face GP2000 Series User Manual

5.1.3

Video Input Signal Error Messages

When an error occurs due to input from external equipment (i.e. a signal output from
that equipment), the video screen will not be refreshed and one of the following error
messages will appear.
Error Message
Video Input Signal
Error (CH*)
RGB Input Signal
Error
*1 "CH*" indicates VM Unit channel numbers 0 to 3.
When multiple video or RGB input lines are used, if one of these lines' signals
causes an error, video screen refreshing of other input lines may stop.
5.2

Checking the VM Unit

Self-Diagnosis Feature
The GP/GLC2000 Series unit features a self-diagnosis program that checks if the
system and interfaces are all operating correctly.
Use the "DISPLAY PATTERN" feature to check the condition the VM Unit's
VIDEO IN I/F.
Be sure to check the interface while the VM Unit is installed in the GP/GLC.
While in the GP/GLC unit's OFFLINE mode, touch "MAIN MENU", "SELF-DIAG-
NOSIS", and "DISPLAY PATTERN" to enter this area.
Look at each of the screen patterns (Total: 8 screens) and at the "DISPLAY ON/OFF
CHECK".
Check that the display patterns are displayed properly.
The self-diagnosis program is not built in on the GP/ABS3000 Series data. Please
make sure if GP/ABS displays correctly on the "Video Display Adjustment"
screen in the OFFLINE mode. For details, refer to "Maintenance/Troubleshoot-
ing".
GP2000 Series VM Unit User Manual
The video cable may be incorrectly connected, cut, or a
connected device may be damaged. To fix these
*1
problems, try sending the input signal again to that
channel.
The video cable may be incorrectly connected, cut, or a
connected device may be damaged. To fix these
problems, try sending the input signal again.
Cause
E5-3