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Pulsar Apex XD50 Manual

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TECHNICAL INSPECTION
It is recommended that you inspect the sight before every use. Make sure to
check for the following:
џ Visually inspect that the unit is free from any physical damage; cracks, dents
or signs of corrosion which may disqualify it from proper use.
џ Check the sturdiness and proper fit of the mounting system.
џ Ensure that the objective lens and eyepiece are free of cracks, grease spots,
dirt, water stains and other residue before use.
џ Visually inspect the condition of the battery and the battery compartment; the
battery should be free of electrolyte and oxidation residue, especially where
the battery makes contact with metal.
џ Verify the proper function of the following: selector switch, display brightness
adjustment knob and other operation buttons.
џ Verify the smoothness of the objective lens focus knob, dioptre focus knob.
TECHNICAL MAINTENANCE
Technical maintenance should be done at least twice a year, includes the
following steps:
џ Clean the outside metal and plastic surfaces from dust, dirt and moisture;
wipe the scope with a soft lint free cloth.
џ Clean the battery compartment's electric contact points using an oil-free
solvent.
џ Inspect the eyepiece lens and the objective lens and gently blow off any dust
and sand, and clean using lens cleaner and a soft cloth; see section 6
“GUIDELINES FOR OPERATION”.
STORAGE
Always store the unit in its carrying case in a dry, well-ventilated space. For
prolonged storage, remove the batteries.
TROUBLESHOOTING
Listed below are some potential problems that may occur when using the
scope. Carry out the recommended checks and troubleshooting steps in the
order listed. Please note that the table does not list all of the possible problems.
If the problem experienced with the scope is not listed, or if the suggested
action meant to correct it does not resolve the problem, please contact the
manufacturer.
CORRECTIVE ACTION
Reinstall the batteries observing
polarity.
Clean the battery compartment,
focusing on the contacts.
Install fresh batteries. Use spare
battery container.
Do the calibration according to
section 9 “OPERATION”.
Adjust brightness by rotating the
controller (9).
If you wear prescription glasses
with a range of +/- 4, keep glasses
on when looking through the
eyepiece.
Clean the lens surfaces with a
blower and soft lens cloth.
Let the sight dry by leaving it in a
warm environment for 4 hours.
Adjust the image by rotating the
lens knob (6).
Check that the sight has been
securely mounted, make sure that
the same type and calibre bullets
are being used as when the scope
was initially zeroed; if your sight
was zeroed during the summer,
and is now being used in the
winter (or the other way round), a
small displacement of the aiming
point is possible.
Adjust the sight according to the
instructions given in the Section 9
“OPERATION” and check the
surfaces of the eyepiece and
objective lenses and clean them if
necessary from dust,
condensation, frost, etc; to prevent
fogging in cold weather, apply a
special anti-fog solution.
Check focusing of the scope in
night conditions.
Activate the remote according to
instructions in section 13.
Install a new CR2032 battery.
POSSIBLE CAUSE
Batteries have been incorrectly
installed.
Oxidized contact points in the
battery compartment due to “leaky”
batteries or contact points
becoming exposed to a chemically
reactive solution.
The batteries are fully exhausted
or one or several batteries are
faulty.
Calibration is to be done.
The lowest brightness level is set.
The dioptre cannot be adjusted to
your eyesight.
Dust and condensate are covering
the outside optical surfaces after
the sight was brought in from the
cold into a warm environment, for
example.
The objective lens is not focused.
The sight is not mounted securely
or the mount was not fixed with
thread sealant.
Wrong settings.
The scope is used in day light at
long working distance.
Remote control is not activated.
Low battery.
Make sure your power supply
provides output voltage. Make
sure the central pin of the external
power supply (15) and plug
contacts (13) are intact.
PROBLEM
The sight will not turn on.
The image is blurry, with vertical
stripes and uneven background.
The image is too dark.
The reticle is blurred and cannot
be focused with the dioptre knob.
With a crisp image of the reticle,
the image of the observed target
that is at least 30 m away is
blurred.
The aiming point shifts after firing
rounds. The sight will not focus.
The sight will not focus.
The sight cannot be started with
wireless remote control.
The unit does not operate on
external power supply.
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