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4.8 Check for state of connection (line test)
Connect all modules including the AJ65SBT-RPS/RPG module through the
CC-Link dedicated cable. Then, check that the CC-Link system is in the state
capable of performing a data link normally.
To perform the line test of the AJ65SBT-RPS/RPG module, use the line test 2
of the master module.
For the line test 2 of the master module, refer to the User's Manual of the
applicable master module.
Perform the test following the steps shown below.
Start
Set the test switch to OFF
(normal operation).
After checking the input power supply
voltage, turn on the power supply.
Perform the line test 2 of the master
module. In this test, use any one
station connected to the downstream side of
the AJ65SBT-RPS/RPG (side where the
master station does not exist).
Does the master
YES
module complete the line
test 2 normally?
NO
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Does "PW" light up?
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YES
Does "ERR." go off?
YES
Do "TWI.RD" and
"OPT.SD" light up?
YES
Do "OPT.RD" and
"TWI.SD" light up?
YES
Completion
...................
Refer to the User's Manual of
the applicable master module.
The hardware may have a defect. Contact
the nearest sales office , and explain the
error symptom and get advice.
Check that the transmission speed is set
correctly.
Check that the wiring is normal.
Check that there is no defective station in the
CC-Link system.
NO
Check that cables, power supplies and
modules are arranged properly so that
excessive noise is not emitted.
Check that the transmission speed is set
NO
correctly.
Check that the wiring on the IN side is
normal.
Check that the master station is normal.
Check that the transmission speed is set
NO
correctly.
Check that the wiring on the OUT side is
normal.
Check that the master station is set so that it
can communicate with the remote station to
NO
be tested.
Check that the remote station to be tested
is normal.
Perform the hardware test (See Section 4.4.)
to check that the state of the
AJ65SBT-RPS/RPG module is normal.
Check that the other stations are normal.
Check the combination of the maximum
transmission distance, setting of transmission
speed, and station-to-station cables.
23
Normal
Normal
Normal
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