Epson EM07ZS1647F User Manual page 91

4.1.1.2 Check Network Status
(1) Master Status: MS/NS LEDs
MS (Module Status)
NS (Network Status)
(2) Node Number of Absent Slaves
Absent slaves are disconnected from or not added to the network.
1. See the status flag regarding to the removal and addition if the master has status
2. See the MS/NE LEDs of all slaves if the master has no status information.
(3) Absent Slave Status: MS/NS LEDs
MS (Module Status)
NS (Network Status)
(4) Physical Node Location of Absent Slave
Branch Tap
Communications
Power Supply
A communication time out error occurred.
(5) Error Occurrence Condition
Immediate occurrence (high reproducibility)
Rare occurrence (low reproducibility)
Fieldbus I/O Rev.6
LED
information.
LED
Master PLC
Branch Tap
Terminating
Resistor
4. Troubleshooting (DeviceNet)
Color
Green Red
Green Red
Color
Green Red
Green Red
Slave
Slave
Slave
Start the examination from this block
Slave
when the error occurred here.
Light Condition
ON Blinking
ON Blinking
Light Condition
ON Blinking
ON Blinking
Terminating
Resistor
Slave
OFF
OFF
OFF
OFF
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