Omron GRT1 - 27-11-2006 Operation Manual page 87

Other Errors
Communication Unit Error History
Error Meaning
code
(Hex)
0002 WDT error
0370 Verification error (Slave missing)
0372 Verification error (unregistered
Slave joined network)
021A Setting table logic error
Cause:
There was a checksum error in on
of the following tables or a set
value was out-of-range.
• Network parameters
• Registration table
• Slave parameters
• Backup restore data
0602 Memory access error
Cause:
• A hardware error occurred in the
Unit's internal non-volatile mem-
ory.
• E2P hardware error
• Backup communication failure
• FROM save failure
• EEPROM save failure
• FROM hardware error
• ADR failure (communication fail-
ure)
Slice Bus Error History
Error Meaning
code
(Hex)
0300 Backup data reception error
0374 Transmission error
Cause: A transmission error
occurred.
0375 Communication stopped due to a
transmission error.
Cause:
The Unit is set to stop communi-
cation for communication errors
and a transmission error occurred.
(Error code 0374 will not occur in
this case.)
0376 Slave duplication error
Cause: A Slave duplication error
occurred.
0378 I/O size error
0379 Slice configuration error
68
Detailed Error Code
1st byte 2nd byte
0x00 0x00
00 00
0x80: Node address
Slice I/O (Hex)
0x00 0x0A: Registra-
tion table
0x0B: Slave
parameters
0x0C: Network
parameters
0x0F: Backup
restore data
0x01: 0x07: Error his-
Read tory
error
0x09: Identity
0x02: information
Write
0x0A: Registra-
error
tion table
0x0C: Network
parameters
0x0F: Backup
restore data
(E2P/FROM)
Detailed Error Code
1st byte 2nd byte
0x80: Node address
Slice I/O (Hex)
0x80: Node address
Slice I/O (Hex)
0x80: Node address
Slice I/O (Hex)
0x80: Node address
Slice I/O (Hex)
0x00 0x00
0x00 0x00
Corrective action
Replace the Unit if the error occurs
frequently.
Connect the missing Unit and restart. No
Remove the unregistered Unit and
restart.
Download the settings again.
Replace the Unit if the error occurs
frequently.
Corrective action
Verify that the Unit is connected
properly. Check for excessive envi-
ronmental noise
Verify that the Unit is connected
properly. Check whether there is
excessive noise in the surroundings.
Verify that the Unit is connected
properly. Check whether there is
excessive noise in the surroundings.
Verify that the Unit is connected
properly and turn the power ON
again.
Verify that the Unit is connected
properly and turn the power ON
again.
Verify that the Unit is connected
properly and turn the power ON
again.
Section 4-3
Non
Volatile
Yes
No
Yes
Yes
(No for
error
history
only)
Non
Volatile
No
No
Yes
No
No
No