Chapter 5 Troubleshooting
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5.3 Electrical
Illumination does not turn on when the illumination on/off button is turned on.
Problems Check Items Reference
The AC adapter is not connected to the microscope
main body.
Insert the DC plug of the AC adapter into the DC input
connector.
3.1.1
No electrical power.
Insert the power cord connected with the AC adapter
into an electrical outlet.
3.1.1
Flickering or unstable illumination brightness
Problems Check Items Reference
The AC adapter or power cord is not correctly
connected.
Connect correctly. 3.1.1
Brightness of the illumination changes when objectives are switched.
Problems Check Items Reference
The light intensity management function is turned on.
To prevent the brightness from changing automatically,
turn off light intensity management.
3.2.2
Illumination turns off when left idle (no operations are performed) for a certain period.
Problems Check Items Reference
ECO mode is on.
Operate controls such as the illumination on/off button,
the brightness control knob, and the nosepiece.
To prevent illumination from turning off automatically,
turn off ECO mode.
In the settings, change how long to wait before
entering sleep mode.
3.1.2
Objective information not shown on the display, or incorrect information displayed
Problems Check Items Reference
Information on the objective is not set. Set the information in the SETUP screen. 4.3
Information on the objective is not updated. Set the information in the SETUP screen. 4.3