OPTIKA MICROSCOPES XZ-1 Manual De Istrucciones página 13

5.0 MAInTenAnCe
lamp holder [bottom view]
Screw the blue filter in front of the lamp, and replace the microscope tube in its position.
5.5 fuse replacement
If both incident and transmitted illuminators don't work, check that the  fuses are not bro-
ken, unscrewing the fuse holders on the bottom of the microscope. Be sure to disconnect
the power cable before this operation.
5.6 If you need to send the microscope to OPTIKA for maintenance, please use the original
packaging.
Fuse holders
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