Chapter 5 Troubleshooting
113
5.2 Troubleshooting for the Units
5.2.1 Microscope Main Body
Problem Check item
Power cannot be turned on even when
the power switch is pressed.
Correctly connect the AC adapter and the power cord. (
☞
7.15.1)
No instructions on the AUX port
The AUC port might be set to R80 (right side port 80%, eyepiece observation port
20%) or L80 (left side port 80%, eyepiece observation port 20%) according to the
specification at the time of purchase. (
☞
3.2.1)
The precentered lamphouse cannot be
controlled from the main body.
Correctly connect the cable for the lamphouse. (
☞
7.15.1)
Correctly connect the power supply and the Ti2-U. (
☞
7.15.1)
Turn on the EXTERNAL switch of the power supply. (
☞
3.3.7)
5.2.2 Problems with the Dia-illumination Section
■ LED Lamp House for Dia Illumination
Problem Check item
When dia-illumination is turned on,
illumination does not reach the
specimen.
Open the dia-illumination shutter. (
☞
3.3.1)
Remove the shutter of the condenser unit from the optical path. (
☞
3.4.6)
Open the filed diaphragm and the aperture diaphragm. (
☞
3.3.3, 3.4.5)
The LED illumination is too bright.
Insert the ND32 filter supplied with the LED lamphouse into the fixed filter slot.
(
☞
7.8.3)
■ D-LH/LC precentered lamphouse
Problem Check item
Pressing the dia-illumination ON/OFF
button does not turn on the
dia-illumination.
Correctly connect the cable for the lamphouse. (
☞
7.15.1)
Check whether the lamp is broken. (
☞
7.8.7)
When dia-illumination is turned on,
illumination does not reach the
specimen.
Open the dia-illumination shutter. (
☞
3.3.1)
Open the motorized shutter if it is in use. (
☞
3.3.7)
Remove the shutter of the condenser unit from the optical path. (
☞
3.4.6)
Brightness of diascopic illumination
cannot be adjusted using the
dia-illumination brightness adjuster.
Correctly connect the cable for the lamphouse. (
☞
7.15.1)
Turn on the EXTERNAL switch of the power supply. (
☞
3.3.7)
Correctly connect the power supply and the Ti2-U. (
☞
7.15.1)
The lamp is burnt out immediately after
dia-illumination is turned on.
Check whether an unsupported lamp is in use.