Mitsubishi Electric Q12DCCPU-V - When UNIT VERIFY ERR. Occurred

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16.2 Troubleshooting
16.2.5 When UNIT VERIFY ERR. occurred
16
TROUBLESHOOTING
16.2.5 When UNIT VERIFY ERR. occurred
The following flowchart shows the procedures to be taken when a module verify error
(error code: 2000, UNIT VERIFY ERR.) occurred when the C Controller system is
powered on or during operation.
Figure 16.4 When UNIT VERIFY ERR. occurred
Q12DCCPU-V
Q06CCPU-V
Q06CCPU-V-B
No
Yes
No
Yes
Yes
No
Yes
No
Yes
No
Yes
No
Check the error information in
<<Module information>> or
<<Event history>> of C Controller
setting utility.
Was the module on
the relevant slot removed and
remounted during
operation?
It is a hardware fault.
Consult your local Mitsubishi service
center or representative, explaining the
details of the problem.
Is the module
on the slot mounted
properly?
UNIT VERIFY ERR. occurred
Are all the
extension cables of
the base unit connected
properly?
Was the error
removed?
Was the error
removed?
Mount the module properly.
Connect the extension cables properly.
Was the error
removed?
Replace the relevant module.
End
Reset the C Controller module.
Has any error occurred?
Has any error occurred?
Has any error occurred?
No
No
No
Replace the relevant module.
Replace the C Controller module.
Replace the relevant base unit.
Yes
Yes
Yes