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Responding to Displayed Error Messages
Section 11-2
11-2-4 Errors in the System Installer Mode and Their Remedies
This section describes the errors that may occur in the System Installer mode of
the NT31/NT31C, and the
remedies for these errors.
Message Cause Remedy
System Program not exist or
incorrect.
- The system program has not
been installed.
- The system program has been
deleted due to a hardware
fault, or because the flash
memory (memory for storing
the system program) has
reached its life.
Select “Download System Program” and download
the system program (6-5-2 “Clearing/Installing the
System Program”, page 167).
If this does not solve the problem, contact your
OMRON service center.
Unable to erase System
Program.
Hardware fault, or flash memory
(memory for storing the system
program) has reached its life.
If the same message is displayed on repeating
selection of “Download System Program” and
attempting to delete the system program several
times, contact your OMRON service center (6-5-2
“Clearing/Installing the System Program”, page
167).
Unable to download System
Program.
- A communication error
occurred during downloading
of the system program.
- Illegal data has been written
into the screen data memory.
- Hardware fault, or flash
memory (memory for storing
the system program) has
reached its life.
Select “Download System Program” and download
the system program again (6-5-2
“Clearing/Installing the System Program”, page
167).
Also refer to 11-2-3 “Errors Occurring on Screen
Data Initialization and Transmission” (page 627),
and take the corrective action described for tool
transmission errors.
If this does not solve the problem, contact your
OMRON service center.
Unable to write System Settings. Hardware fault, or flash memory
(memory for storing the system
program) has reached its life.
If the same message is displayed on repeating
writing of system settings several times, contact
your OMRON service center.
If writing is normally terminated after the error
message was once displayed, the “Memory
Switch” setting for system program may have been
altered. In such a case, check and re-set the
setting in the “Memory Switch” menu of the
Maintenance mode.
Unable to erase Screen Data. Hardware fault, or flash memory
(memory for storing the system
program) has reached its life.
If the same message is displayed on repeating
screen data deletion several times, contact your
OMRON service center.
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