Mitsubishi Electronics QSPCU ユーザーズマニュアル
12
TROUBLESHOOTING
12.2 Troubleshooting Flowchart
12.2.3 Flowchart for when the "POWER" LED turns off
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9
EM
C AN
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L
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W
V
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LT
AG
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LO
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ING A
ND
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LLA
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ION
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M
A
INT
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NANCE
AND
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ECT
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T
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G
A
PPE
NDICES
INDEX
Figure 12.3 Flowchart for when the "POWER" LED is off
Does the
total current exceed the
rated output current of the power
supply module?
Reexamine the system configuration
to make the total current less than
the rated output current of the power
supply module
to make the total current less than
the rated output current of the power
supply module
Hardware fault
Execute operation checks in due
order, starting with the minimum
system.
For the module that does not
operate, please contact your local
Mitsubishi service center or
representative, explaining a detailed
description of the problem.
Execute operation checks in due
order, starting with the minimum
system.
For the module that does not
operate, please contact your local
Mitsubishi service center or
representative, explaining a detailed
description of the problem.
Check the sum of internal current
consumptions of the modules that
comprise the system.
consumptions of the modules that
comprise the system.
No
Yes
(From previous page)
Hardware error of a module other
than the power supply module and
base unit
Install modules to the base unit one
by one and execute operation checks
in due order.
If the module will not work,
please consult your local
Mitsubishi representative,
explaining a detailed
description of the problem.
than the power supply module and
base unit
Install modules to the base unit one
by one and execute operation checks
in due order.
If the module will not work,
please consult your local
Mitsubishi representative,
explaining a detailed
description of the problem.