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4
SETTINGS AND PROCEDURES UP TO OPERATION
4.6.2 Hardware test
The hardware test performs testing related to the high speed data logger module ROM/
RAM/intelligent function module switch settings.
(1) High speed data logger module operation mode setting
(2) Execute hardware test
(3) Confirm the hardware test result
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4.6 Self-Diagnostics Tests
4.6.2 Hardware test
On the "Switch setting for I/O and intelligent function module" screen of GX
Works2 or GX Developer, set the mode setting to 'hardware test'. (Switch 1:
0001
)
H
For the other intelligent function module switch settings, match them to the
settings used.
Set the programmable controller CPU to STOP status.
Reset the programmable controller CPU.
After the programmable controller CPU is reset, the following hardware tests are
executed automatically. During the test, the ERR. LED flashes.
1) ROM check
Reads the ROM data and checks the sum.
2) RAM check
Reads the test data written to the RAM and checks the consistency.
3) Switch setting check
Checks that the intelligent function module switch settings are set within the
allowable range. However, the Switch 1 mode setting is not tested.
Check the hardware test result by the ERR. LED status.
ERR. LED status
OFF
ON
When the test completes normally, set the mode setting to 'online' on the "Switch
setting for I/O and intelligent function module" screen of GX Works2 or GX
Developer and reset the programmable controller CPU. (Switch 1: 0000
When the test completes abnormally, check if the switch setting is correctly set
and perform the hardware test again.
If the test fails again, consult your local Mitsubishi representative, and provide
them a detailed description of the problem.
Hardware test result
Completed normally
Completed abnormally
)
H
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Table of Contents
Troubleshooting
