9
2.2.4 Mounting the filters
（
Fig.8
）
Place
the
required
filter
into
the
appropriate hole of the collector.
2.2.5 LED lamp replacement
（
Fig.9-11
）
◎
Generally, LED lamp is very durable, so it
is not easy to damage. If it is unfortunately
damaged, please purchase the LED
(Fig.11) from your vendors.
1. Loosen
the
screw
I
of
brightness
adjustment knob to take the brightness
adjustment knob down. Loosen six screws
of the bottom plate to open the bottom
plate
①
;
2. Loosen screw
②
to take the LED lamp
③
down and unplug the connector
④
from
the breadboard. Mount new LED lamp,
tighten screw
②
and insert the connector
fully into the breadboard.
★
Note: Be careful to take the bottom
plate down slowly in case that the wire
inside the microscope is pulled apart.
Fig.8
Fig.9
Fig.10
Fig.11
④
①
②
③
I
