11 TROUBLESHOOTING
11.2.13 Flowchart for when unable to read a program
The following shows the flowchart to be followed when communication with GX Developer cannot be made during PLC
The CPU cannot communicate with the GX Developer.
Is the memory to be | NO |
read correct? |
|
YES
Is the connection cable | NO |
connected properly? |
|
YES
Can the CPU
communicate with the YES GX Developer by replacing the
connection cable?
Select the correct memory.
NO | Can the CPU communicate | YES | |
| with the GX Developer? |
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|
Connect the connection cable properly.
NO | Can the CPU communicate | YES | |
| with the GX Developer? |
|
|
NO
Is the connection type
Can the CPU
communicate with GX Developer by
lowering the baud rate?
NO
Please consult your local Mitsubishi service center or representative, explaining a detailed description of the problem.
USB | Is the USB driver | NO |
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| Install the USB driver into the |
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| installed in the personal |
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| personal computer. |
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| computer? |
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| YES | NO |
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| YES | |||
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| Can the CPU communicate | ||||||||
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| with the GX Developer? |
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Please consult your local Mitsubishi service center or representative, explaining a detailed description of the problem.
YES
Completion
11 - 12 | 11 - 12 |