Mitsubishi Electric GT14 User Manual page 364

(4) GOT restoration procedure
Follow the procedures below starting from (a) and in order to check if the GOT is restored.
If the GOT is not restored, proceed to the next item.
Check item
(a) Power the GOT ON/OFF.
Restored
Not restored (Proceed to (b).)
(b) Reset or power ON/OFF the PLC CPU.
Restored
Not restored (Proceed to (c).)
(c) Power the GOT and PLC CPU ON/
OFF simultaneously.
Restored
Not restored (Proceed to (d).)
(d) Connect the cable again.
Restored
Not restored (Proceed to (e).)
(e) Reinstall the project data.
Restored
Not restored (Proceed to (f).)
(f) Reinstall the OS.
Restored
Not restored (Proceed to (g).)
(g) Take the action described in the
"Action" column.
Restored
Not restored (Proceed to (h).)
(h) The GOT is not restored even by
performing (a) to (g).
*1
(5) Troubled product investigation
When malfunction of the GOT is not improved, please contact your local Mitsubishi (Electric System) Service.
Depending on the problem details, we may ask you to return the troubled product to us.
In that case, please attach the GOT status check sheet, GOT installation status check sheet, and the system
configuration check sheet filled out with details of your system.
20 - 4
20. TROUBLESHOOTING
20.1 GOT Restoration Sheet
*1
The GOT may have malfunctioned
temporarily due to noise.
The cable connection may be faulty.
Data may have been destroyed by an
action such as powering the GOT OFF
during the installation of project data or
OS.
The GOT may have malfunctioned
temporarily due to noise.
When powering the GOT ON again (OFF
Cause
Take the action of (4)-(g).
Securely connect the cable.
If an error occurs again, proceed to (5)
Troubled product investigation.
Do not power the GOT OFF while
transferring data.
If an error occurs again, proceed to (5)
Troubled product investigation.
Take the action with referring to GOT
installation status check sheet.
Proceed to (5) Troubled product
-
investigation.
ON), power OFF the PLC before that.
Action