Section 10 Failures and After-Sale Services 10-4
10.3 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) 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 unit (NWZ-208/
NWZ-207/NWZ-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 unit (NWZ-208/
NWZ-207/NWZ-214) is faulty.
Make a request to the distributor
for repair.
The brightness of the monitor
cannot be adjusted.
The display unit (NWZ-208/
NWZ-207/NWZ-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.
The trackball does cannot be
moved smoothly.
The trackball is dirty. Clean the trackball.
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