Rf Tag Communications Error - Omron V780 Series User Manual

Command execution failure, major
Error name
fault
There was a system error (major fault) in the Reader/Writer and the Reader/Writer could not exe-
Description
cute the received command.
Detection timing At command execution
Log category Command error log
Additional infor- Error code*
mation 1
Probable cause Refer to the error information for a major fault in additional information 1.
Workaround
Precautions/ None
Remarks
*1. This provides information on the current major fault.
Error name Command reply failure
Description A failure occurred in replying to a received command.
Detection timing At response transmission
Log category Command error log
Additional infor- None
mation 1
(1) The Ethernet cable connected to the communications connector on the Reader/Writer is dis-
connected.
Probable cause
(2) The connection between the Reader/Writer and communicating host device is broken.
Make sure that the Reader/Writer's Ethernet communications cable is connected correctly.
Workaround
Check the operating status of the host device system.
Precautions/ If the LINK/ACT operation indicator on the Reader/Writer is not lit, the Reader/Writer has not joined
Remarks the network.
9-3-2

RF Tag Communications Error

Error name RF Tag missing error
Description An RF Tag could not be detected in the communications range.
Detection timing At RF communications execution
Log category Command error log
Additional infor- None
mation 1
(1) There is no RF Tag in the communications range of the Reader/Writer.
(2) The ambient environment is affecting operation (radio wave interference or surrounding metal).
(3) Collision occurred for responses from more than one RF Tag.
Probable cause
(4) There is no RF Tag that meets the filter conditions in the RF communications settings in the
communications range of the Reader/Writer.
(5) The response from the RF tag is weak because transmission power tuning is not appropriate.
Make sure there is an RF Tag in the communications range.
Adjust the execution timing of the command to start communications with the RF Tag.
Workaround
Prepare an RF Tag that meets the filter conditions or revise the conditions.
Increase or reduce transmission power tuning.
Precautions/
Remarks
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
101F hex
Error code
Recovery method Restart the Reader/Writer.
Additional infor- None
mation 2
Error code 1020 hex
Recovery method None
Additional infor- None
mation 2
Error code 2001 hex
Recovery method None
Additional infor- None
mation 2
9 Troubleshooting
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