10
lamp housing cover on the underside of base.
5.3.4 Pull over the lamp housing cover.
5.3.5 Pull out the bulb should be replaced, hold a new bulb with silk cloth to avoid
fingerprint and dust affect bulb brightness and service life, and insert fully the contact
pins into the bulb socket.
5.3.6 Close the lamp housing
cover, and screw the knurled
thumb screw.
▲
After working for above 10
hours continuously, better cut off
the microscope about 30 minutes.
5.4 Replacement of fuse (Shown in Fig.8)
5.4.1 Cut off power of microscope, and pull out the plug.
5.4.2 Unscrew fuse cap in the back of base, take out old fuse.
5.4.3 Replace a new fuse, then screw the fuse cap.
5.5 Stop to use microscope, please cut off power, cover the dust cover, and place it in
a cool and dry environment.
6.Troubleshooting
In the period of using B series microscope, if there is any trouble occurs, please
referring to the following sheet listing some common troubleshooting
，
and resolve
them.
Power Wire
Fuse Cap
Fig.8 Replacement of Fuse
