7
3. Adjustment and Operation
A12.1095
3-1 Turn on the power
（
Fig.1
）
First turn the main switch
①
on the back of the
microscope body to the "
○
" (off) state. Insert the
power cord plug
⑤
safely into the socket
④
of the
adapter to ensure good contact.
Insert the adapter plug
③
safely into the power base
②
of the microscope to ensure good contact.
Insert the power cord plug
⑥
safely into the power
supply socket
⑦
to ensure good contact.
After the power is turned on, turn the main switch
①
to the "-" (on) state.
3-2 Adjust the brightness and switch up and
down illumination
（
Fig.2
）
Turning the brightness adjustment knob
according
to the direction indicated by an arrow on the
figure 2,
the brightness strengthen.On the contrary,
the brightness decreases
As shown in figure 2, when the switch lever is
push-in, the light on the top is opening, the symbol
is
；
When the light switch button is
push-out, the light on the bottom is opening, the
symbol is
.
3-3 Light socket
（
Fig.3
）
As shown in Fig.3, there are red dots in the socket
and plug,. Before the plug is inserted into the socket,
the direction should be adjusted until their red dots
are aligned.
The symbols on the left and right sockets are
corresponding with the switch button of light
source.As shown in the figure,
is the socket of
upper light source, which is corresponding with the
state of pushing in the knob of switching light source.
is the socket of lower light source, which is
corresponding with the state of pushing out the knob
of switching light source.
If the upper and lower light source switch button
is inconsistent with the state shown in the diagram.
Check the light source plug and make sure the plug is
plugged into the appropriate socket.
Switch button for up
and down illumination
Fig.3
Fig.1
Red dot
Fig.2
Brightness
adjustment knob
①
③
②
④
⑤
⑥
⑦
