Bresser AstroPlanetarium Mode D'emploi page 29

Troubleshooting
It can happen that your Astro-Planetarium doesn't work properly. That does not mean that there is something wrong with
the machine! It is often the case that a small detail was forgotten while you were setting up. For that reason, we have
compiled the most common mistakes here so that you can try to fi x the problem yourself.
Problem
I can't turn on the plane-
tarium.
The projected image is
distorted, not completely
round.
The projected image is
fuzzy.
24
All manuals and user guides at all-guides.com
Possible Mistake
The batteries could be im-
properly installed.
Maybe the batteries are
empty.
Maybe the objective lens
is not perfectly parallel
to the projection surface
(wall or ceiling).
The distance to the pro-
jection surface (wall or
ceiling) is perhaps too
small.
Check to see whether the batteries are placed in exactly the
way described in the instructions. Pay special attention to the
directions of the terminals (+/-).
Install new, unused batteries as directed in the instructions.
Pay special attention to the directions of the terminals (+/-).
Try to arrange the planetarium in the pedestal so that the ob-
jective lens is parallel to the projection surface.
The planetarium be at least 1.8 to 2 m away from the projec-
tion surface. Check to see whether the distance is right and
correct it if necessary.
Solution