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6
Troubleshooting
Symptom
Is the power supply voltage
Monitor LED
correct?
does not light
up
Is the power supply cable
connected correctly?
Is the station number
correct?
Is the communication speed
setting correct?
CC-Link
communication
Is the CC-Link
is not possible
communication cable
connected correctly?
Is the terminating resistor
connected?
Is the wired communication
Units wired
cable connected correctly?
communication
Is the terminating resistor
is not possible
connected?
Units wireless
Is the antenna connected
communication
correctly?
is not possible
Verification
24
Countermeasure
Make sure the voltage level is as
follows:
External power supply: within 24 V
±10%
USB power supply: 5 V ±5%
Wire correctly
Set the correct station number
Set the correct communication
speed
Connect correctly
Connect correctly
Connect correctly
Explanation
Page
P.18
P.12
P.18
P.18
P.17
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