Neitz IO-A LED, User Manual

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5 Troubleshooting
If you experience any problems using the IO-
α
, refer to the chart below for possible solutions.
If the problem cannot be solved, stop using and immediately contact your local dealer or
Neitz directly.
Problem Possible Cause Solution
Illumination does not
light
Incorrect cable connection Correct connection
Battery empty Charge battery
DC Plug is inserted Remove DC Plug
LED bulb degraded
Replace with a new bulb in
accordance with
4.2
Illumination dark
Improper Illumination Switch
position
Adjust Illumination Switch
Insufficient charging Charge Battery Pack
LED bulb degraded
Replace with a new bulb in
accordance with
4.2
Illumination flickers Insufficient battery power Charge Battery Pack
Nonuniform illumination
Foreign matter is adhered to the
Front Window Clean in accordance with
4.1.1
Aperture Selection Lever or
Filter Selection Lever is
mispositioned
Move the lever(s) until you
feel a click
Observation image
blurry
Foreign matter is adhered to the
eyepiece or observation system Clean in accordance with
4.1.1
Foreign matter is adhered to the
aspherical lens
Clean aspherical lens
Cannot charge
DC plug not fully plugged in Plug in all the way
Battery Pack degraded
Replace Battery Pack in
accordance with
4.3
Cannot charge despite
AC adapter properly
connected Ambient temperature too high
(a sensor is incorporated to
detect high temperature)
Charge under the conditions
specified in Section
6
Reduced illumination
time when fully charged
Battery Pack degraded
Replace Battery Pack in
accordance with
4.3
Battery Pack becomes
hot during charging
Heat occurring during charging is normal. The temperature of
the Battery Pack may rise to temperatures which may feel
slightly hot to the touch.
Headband size loosens
Wear of the Headband Size
Adjustment Knob Tighten the screw in the
center of the knob.
Headband size fixation
is loose If the Headband Size Adjustment Knob feels loose, tighten the
screw in the center of the knob.