Errors Occurring On Screen Data Initialization And Transmission - Omron NT21 - SETUP MANUAL 10-2001 Setup Manual

Responding to Displayed Error Messages

7-2-3 Errors Occurring on Screen Data Initialization and Transmission

Message
[Flash Memory Error]
Flash Memory I/O Error.
If this happens frequently, Flash
Memory may be broken.
Press Reset Switch to restart.
[Tool Transmit Error]
∗∗∗∗ Error detected while
downloading by the following
case: case:
S faulty connecting cable.
S corrupted data by noise.
[Tool Transmit Error]
Check Sum Error occurs while
downloading by the following
case:
S corrupted data by noise.
[Tool Transmit Error]
Time-out Error occurs while
downloading by the following
case:
S faulty connecting cable.
[Tool Transmit Error]
Reception was failed by Buffer
Over Flow Error.
180
The table below shows the errors that can occur when the NT21 data is initial-
ized, and during data setting and transmission, and their remedies.
Cause
There is a hardware fault, or the
flash memory (memory for
storing screen data) has reached
the end of its service life.
The connecting cable is
defective.
Malfunction due to external noise
Malfunction due to external noise
The connecting cable is
defective.
The receive buffer has
overflowed.
Remedy
If the same message is displayed even after
clearing the screen data or transmitting screen
data several times, contact your OMRON
service center.
Check the cable connection and perform a
conductivity test. If there is a fault, replace the
cable. (Appendix E Making the Cable for
Connecting a PC, page 199)
Carry out grounding work in accordance with the
conditions by referring to 3-1-4 Grounding, page
18.
Carry out grounding work in accordance with the
conditions by referring to 3-1-4 Grounding, page
18.
Check the cable connection and perform a
conductivity test. If there is a fault, replace the
cable.
Retransmit the data from the NT Support Tool.
Section 7-2