CV500ETN01 Omron, CV500ETN01 Datasheet - Page 234

• Manufacturer Part Number: CV500ETN01
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500ETN01

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

8-4
8-4-1
Troubleshooting Procedures
Go to Network Connection Problems
Startup Problems occurred.
Troubleshooting Procedures
ERH indicator not lit?
Startup Problems
RUN indicator lit?
ERH indicator not
flashing?
Y
N
N
N
Y
Y
Make sure that the node number and the last byte of the IP address are the same and set
other host IDs to 0, or change the address conversion method to use and IP address table
or combined methods.
Set the node numbers so that each one is used only once.
Set the Unit Setup and routing tables
correctly.
occurred in the CPU Unit?
Is the IP address correct?
number used by another
number used by another
Has a CPU Unit error
ERH indicator lit?
The following procedures can be used to troubleshoot various problems in
system operation.
Is the same node
Is the same unit
CPU Bus Unit?
Y
Y
N
N
Y
Unit?
N
N
N
Y
Y
Replace the Ethernet Unit.
Restart the CPU Unit. If the error persists, replace the CPU
Unit.
Create the I/O tables in
the CPU Unit.
Set the unit numbers correctly.
Correct the IP address in the System Setup, and read out the
controller status using the READ CONTROLLER STATUS
command in FINS communications and correct any problems
indicated.
indicators not light if another
ERC indicator lit?
Do the RUN and ERH
Power supplied
CPU Unit is mounted
loose on Rack?
Ethernet Unit
to CPU Unit?
to the Rack?
N
N
N
Y
N
Y
Y
Y
Make sure that sufficient
power is supplied to the
CPU Unit.
Make sure that Unit is firmly
mounted and tighten the
mounting screws firmly or
lock the sliders into place.
Replace the CPU Unit that
didn't work.
Replace the Ethernet Unit.
address set between
01 and FE Hex?
Is the node
Y
N
Set the
address
between 01 and
FE Hex.
Section 8-4
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to
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