VIII Troubleshooting Tables
3 Electrical Problems
48
3
Electrical Problems
Troubles Causes Corrective Measures
No electrical power. Check power cord connection.
(P. 38)
No power cord connected to
microscope.
Plug in the power cord to the AC
inlet. (P. 38)
Lamp bulb not inserted. Insert correctly. (P. 39)
Lamp bulb burnt out. Replace bulb. (P. 39)
Incorrect lamp used. Use the specified lamp. (P. 39)
Lamp does not light when
switched on.
Fuse blown out. Replace fuse. (P. 41)
Troubles Causes Corrective Measures
Lamp bulb about to fail. Replace bulb. (P. 39)
Power cord not correctly
connected.
Connect correctly. (P. 38)
Flickering or unstable lamp
brightness.
Bulb not correctly inserted into
socket.
Insert correctly. (P. 39)
Troubles Causes Corrective Measures
Incorrect lamp used. Use the specified lamp. (P. 39) Sudden lamp failure.
Incorrect input voltage. Select the voltage that
corresponds to the voltage
provided in your region using
the voltage selector. (P. 35)
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