1. Connect the
power supply; Turn on the switch of “POWER”;
2. Set the vacuum pumping
time
1) Press “VACUUM”, the left indicator light (yellow) is lit
up;
2) Press “ + ” or “ – ” in the “TIME CONTROL” area to set
the vacuum pumping time according to your needs.
(For first-time users, please put an empty screen in the
middle of the rubber inner cavity, just set 40 seconds for
test; if the pointer of the vacuum gauge could reach or pass
the middle of the green area, that’s ok. If not, please
extend the time and test again until having reached the
requirement.
3. Set the exposure
time
1) Press “EXPOSURE”, the left indicator light (red) is lit
up;
2) Press “ + ” or “ – ” in the “TIME CONTROL” area to set
the exposure time according to your needs.
(Exposure time varies according to the coated photosensitive
emulsion. Please just set 300 seconds for test and then
reset a suitable time according to the exposure effect.)
4. Once finished the
above settings, you could start exposure just as follows
1) Put the screens coated with photosensitive emulsion and
the printed transparency film on the glass.
2) Put the air suction pipe in to the screen;
3) Close the cover and click the “START” button, then it
will vacuum pump and expose automatically according to the
settings;
4) When the set time is up, it will deflate automatically;
Open the cover and exposure is finished. Please just cut off
the power supply.
5. Functions of other
keys
1) “RESET” for canceling the previous settings: if you want
to reset the vacuum / exposure time, just press “VACUUM” /
“EXPOSURE” and the left indicator light is lit up; Then
press “RESET” and the original settings will turn to “ 0 ”;
Next, you could set according to your needs.
2) “BACK” for stop working: if you want to stop vacuum
pumping or exposure, just press the “BACK” button, that’s
ok.
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