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9 Troubleshooting
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
9-3 Errors a
nd C
o
u
n
term
easures
9
9-3-
2 RF
T
ag Co
mmunications
E
rror
*1. This provides information on the current major fault.
Error name
Command execution failure, major
fault
Error code
101F hex
Description
There was a system error (major fault) in the Reader/Writer and the Reader/Writer could not exe-
cute the received command.
Detection timing
At command execution
Recovery method
Restart the Reader/Writer.
Log category
Command error log
Additional infor-
mation 1
Error code*
Additional infor-
mation 2
None
Probable cause
Refer to the error information for a major fault in additional information 1.
Workaround
Precautions/
Remarks
None
Error name
Command reply failure
Error code
1020 hex
Description
A failure occurred in replying to a received command.
Detection timing
At response transmission
Recovery method
None
Log category
Command error log
Additional infor-
mation 1
None
Additional infor-
mation 2
None
Probable cause
(1) The Ethernet cable connected to the communications connector on the Reader/Writer is dis-
connected.
(2) The connection between the Reader/Writer and communicating host device is broken.
Workaround
Make sure that the Reader/Writer’s Ethernet communications cable is connected correctly.
Check the operating status of the host device system.
Precautions/
Remarks
If the LINK/ACT operation indicator on the Reader/Writer is not lit, the Reader/Writer has not joined
the network.
9-3-2
RF Tag Communications Error
Error name
RF Tag missing error
Error code
2001 hex
Description
An RF Tag could not be detected in the communications range.
Detection timing
At RF communications execution
Recovery method
None
Log category
Command error log
Additional infor-
mation 1
None
Additional infor-
mation 2
None
Probable cause
(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.
(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.
Workaround
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.
Prepare an RF Tag that meets the filter conditions or revise the conditions.
Increase or reduce transmission power tuning.
Precautions/
Remarks
Summary of Contents for V780 Series
Page 22: ...Version Upgrade Information 20 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 60: ...3 Part Names and Functions 3 14 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 152: ...6 Functions 6 76 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 334: ...8 Browser Interface 8 44 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 358: ...9 Troubleshooting 9 24 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 392: ...Appendices A 30 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 393: ...I 1 I UHF RFID System V780 series Reader Writer User s Manual Z389 Index ...
Page 397: ......