154
SE
C
T
ION 7
Troub
le
shoo
ting
RFID System
User's Manual
SECTION 7
Troubleshooting Alarms and Errors
System Connections Check Flowchart
OK
External
power supply voltage
within the specified
range?
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
START
Connectors and
cables OK?
Cycle PLC power or turn ON
Special I/O Unit Restart Bit.
Correct connection.
Supply rated voltage
to external power terminals.
Change configuration to not
exceed power supply capacity.
ERH indicator lit?
NORM/ERR
indicator lit red?
Current
consumption
for all Units on
Rack < Power Supply
Unit capacity?
T/R or NORM/ERR
flashing for either Antenna?
Clear D2000 + (unit
number
×
100) in DM Area.
Cycle PLC power or turn ON
Special I/O Unit Restart Bit.
Turn ON test switch
on Unit's front panel
(to enter Test Mode).
Replace the ID Sensor Unit.
Summary of Contents for CJ1W-V680C11
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