E5-2
GP2000 Series VM Unit User Manual
The following table shows the causes when the GP/GLC/ABS does not show images
input from the input device or when the GP/GLC/ABS's screen image is not displayed
on the output device.
5.1.2
When Nothing Appears on the GP/GLC/ABS Screen
When a VM Unit or GP/GLC/ABS malfunction is causing the problem, contact your
local VM Unit distributor.
VIDEO IN
RGB IN
RGB OUT
V-tag (common mode) or v-tag (extended
mode) settings are incorrect.
X
X
v-tag (extended mode) indirect setting
designates a video screen number that
does not exist.
X
Video Module Display settings are
incorrect.
X
X
Video Module Display indirect setting
designates a video screen number that
does not exist.
X
Video control area is incorrectly specified
when it is set via the touch panel switch or
PLC.
X
X
Invalid video ID number is specified.
(common mode)
(GP/GLC2000 Series only)
X
X
System Data
Area
System data area is incorrectly specified
when it is set via the touch panel switch or
PLC.
X
X
VM Unit is not properly connected.
Cable is not properly connected.
Cable is connected to improper channel.
X
X
RGB IN and RGB OUT are reversed.
X
Unsupported device is connected.
I/O device setting is incorrect.
Cause
Problem Area
Tag Settings
(GP/GLC2000 Series
only)
Video Module
Display Settings
(GP/ABS3000 Series
only)
Video Control
Area
Connection
I/O Device
