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7-2SectionResponding to Displayed Error Messages
238
7-2-3 Errors Occurring on Screen Data Initialization and Transmission
The table below shows the errors that can occur when the NT31/NT31C data is
initialized, and during data setting and transmission, and their remedies.
Message Cause Remedy
[Flash Memory Error]
Flash Memory I/O Error.
If this happens frequently, Flash
Memory may be broken.
Press Reset Switch to restart.
There is a hardware fault, or the
flash memory (memory for
storing screen data) has reached
the end of its service life.
If the same message is displayed even after
clearing the screen data or transmitting screen
data several times, contact your OMRON
service center.
[Calendar Data Error]
Calendar Data is incorrect.
Set to the MAINTENANCE
MODE and set Calendar Data.
Hardware fault, or system
program error
Set the calendar clock again from the System
Menu. If the problem recurs, delete the program
in the System Installer mode, then re-install the
program. (6-5-2 Clearing/Installing the System
Program, page 151)
If this does not solve the problem, contact your
OMRON service center.
[Tool Transmit Error]
∗∗∗∗ Error detected while
downloading by the following
case:
The connecting cable is
defective.
Check the cable connection and perform a
conductivity test. If there is a fault, replace the
cable. (Appendix F Making the Cable for
Connecting a PC, page 269)
case:
S faulty connecting cable.
S corrupted data by noise.
Malfunction due to external noise Carry out grounding work in accordance with the
conditions by referring to 3-1-4 Grounding, page
34.
[Tool Transmit Error]
Check Sum Error occurs while
downloading by the following
case:
S corrupted data by noise.
Malfunction due to external noise Carry out grounding work in accordance with the
conditions by referring to 3-1-4 Grounding, page
34.
[Tool Transmit Error]
Time-out Error occurs while
downloading by the following
case:
S faulty connecting cable.
The connecting cable is
defective.
Check the cable connection and perform a
conductivity test. If there is a fault, replace the
cable.
[Tool Transmit Error]
Reception was failed by Buffer
Over Flow Error.
The receive buffer has
overflowed.
Retransmit the data from the Support Tool.