Mitsubishi Electric MELSEC Q80BD-J71GF11-T2, User Manual

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4 PROCEDURE BEFORE OPERATION
4.5 Tests Before Wiring (Standalone Tests of the Board)
49
4
Self-loopback test
Self-loopback test checks the hardware of the CC-Link IE Field Network board alone, including the send/receive circuit of the
transmission system and cables. The following shows a procedure for performing a test.
Operating procedure
When conducting the self-loopback test, use a normal Ethernet cable. (

Page 30 Cables)
1.
Connect Ethernet cables to the RJ45 connector
(PORT1) and RJ45 connector (PORT2) of the CC-Link
IE Field Network board.
2.
Select a board to be tested on the "Board Diagnostics"
screen in CC IE Field Utility (

Page 117 Diagnosing
Board).
3.
Set Mode to "Self-Loopback Test" and click the [Start
Test] button.
• Normal completion
• Abnormal completion
4.
The result is displayed on "Test Result" field.
If the test completes abnormally, replace the Ethernet cable
and execute the test again.
If the test is completed abnormally again, please consult your
local Mitsubishi representative.