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Section 22 Failures and After-Sale Services
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22.3 Troubleshooting
When this equipment does not operate correctly, check the following points before asking for repairs.
Consult with your nearest subsidiary company, branch office, or sales office if the problem does not get
solved even after checking and correcting these points, or if there are any abnormally locations other
than the following items.
Symptom
Cause
Action
The power is not
supplied.
Alternatively, the
equipment does not start
even if the Power button
of the operation unit is
pressed.
The AC or DC power supply is not
connected.
Connect the AC or DC power supply.
The breaker at the front of the power
supply unit (NBD-913) is not set to
ON.
Set the breaker to ON by pushing up
the lever of the breaker.
The AC or DC power supply is not
input within the specified voltage
range.
Connect the AC or DC power supply
within the specified voltage range.
The internal wiring is faulty.
Make a request to the distributor for
repair.
The power supply unit (NBD-913) is
faulty.
Make a request to the distributor for
repair.
The central control unit
(NDC-1590/A) is faulty.
Make a request to the distributor for
repair.
The operation unit (NCE-5605) is
faulty.
Make a request to the distributor for
repair.
The power is not
supplied to the monitor.
The display unit is not activated.
Activate the display unit.
The internal wiring is faulty.
Make a request to the distributor for
repair.
Display (NWZ-208/NWZ-207/214) is
faulty.
Make a request to the distributor for
repair.
Although the power is
supplied to the monitor,
the screen is not
displayed.
The brightness of the monitor is set
to the minimum level.
Adjust the brightness of the monitor
to the appropriate level.
The internal wiring is faulty.
Make a request to the distributor for
repair.
Display (NWZ-208/NWZ-207/214) is
faulty.
Make a request to the distributor for
repair.
The brightness of the
monitor cannot be
adjusted.
The display
(NWZ-208/NWZ-207/214) is faulty.
Make a request to the distributor for
repair.
The trackball or the
option keyboard cannot
be operated.
The internal wiring is faulty.
Make a request to the distributor for
repair.
The display unit
(NCE-5605/NCE5625) is faulty.
Make a request to the distributor for
repair.