Troubleshooting - Mitsubishi Electric F920GOT-K Hardware Manual

GOT-F900 SERIES (CONNECTION)
19.9

Troubleshooting

For reference, this section summarizes frequently asked questions about connection of the GOT-F900 to
the SLC500/MicroLogix Series PLC manufactured by Allen-Bradley.
1) GOT-F900
Contents of trouble
"COMMUNICATION
ERROR OCCURS" is
displayed when a
screen changeover or
numeric data input is
performed on the
GOT-F900 screen.
"DISPLAY SCREEN
IS NOT AVAILABLE."
is displayed on the
GOT-F900 screen.
"DISPLAY SCREEN
IS NOT AVAILABLE.
(NO. ####)" is
displayed on the GOT-
F900 screen.
"DISPLAY SCREEN
IS NOT AVAILABLE."
is displayed on the
GOT-F900 screen.
Connection of SLC500/MicroLogix Series PLC (Manufactured by Allen-Bradley) 19
Check points and countermeasures
The power of the SLC500/MicroLogix Series PLC is turned off.
• Cause
Communication is disabled because the power of the
SLC500/MicroLogix Series PLC is turned off.
• Countermeasures
Turn on the power.
Something is wrong with the cable between the GOT-F900 and
the SLC500/MicroLogix Series PLC.
• Causes
The wrong cable is used or the connection is bad.
• Countermeasures
Check the cable.
Changeover to a nonexistent screen by a touch key or the
SLC500/MicroLogix Series PLC was tried.
• Cause
The changeover destination screen has not been created yet.
• Countermeasures
Create the screen.
A nonexistent screen was tried to be displayed.
• Cause
The screen No. #### has not been created yet.
• Countermeasures
Create the screen.
A device that does not exist in the SLC500/MicroLogix Series
was referenced. (Example: While an SLC500 is connected, a
device exists only in the MicroLogix is specified for numeric
input.)
• Cause
On the changeover destination screen (excluding the head
screen), a nonexistent device in the connected SLC500/
MicroLogix Series PLC is specified.
• Countermeasures
Check the devices used on the head screen.
There is an error on the screen to be displayed.
• Cause
One of the screen objects is placed outside the available
screen area.
• Countermeasures
Check the placement of screen objects.
OS version
F940W F940 F930
From From From
first first first
product product product
Earlier Earlier
−
than than
6.00 4.00
From 6.00 4.00
first or or
product later later
Earlier Earlier
−
than than
6.00 4.00
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