Righton Retinomax K+Screeen, Инструкция по эксплуатации

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8.
Troubleshooting
Check with following table before calling for repair.
8-1 Main Unit
Phenomenon Check point Cause and action
The power lamp does not
light when Retinomax is
turned on.
The monitor screen does
not turn on. Is Retinomax immediately
afterwards purchase? Or is
Retinomax used for a long period of
time? The battery pack is not charged
when purchased. It may be fully
discharged if Retinomax is not used
for a long time. Charge the battery
pack.
Is the main unit set on the station? When put on the station and start
charging, the power turns off.
The screen switches off
automatically. Does the power symbol lighting? The instrument is possibly in the
Standby mode.
See “4-7-5 Standby Mode and Auto
Power off”.
Is the grip cover equipped
properly? This screen switches off
automatically when the grip cover
came out.
Equip the grip cover properly.
The power switches off
automatically. Has the main unit been left
inoperative for a long time? The Auto power off is possibly
working.
See “4-7-5 Standby Mode and Auto
Power off”.
Does the power symbol has been
blinking with the color orange? The case that battery being low,
instrument automatically switches
off. Charge the battery.
Are the batteries charging contacts
(4 places) dirty? (See “2-1 Main
Unit”) Turn the power off, and clean the
pins both on the main unit and the
station sides.
Is the main unit charging? When put on the station and start
charging, the power turns off.
Charging is not started
even if the main unit is set
on the station. Is the main unit set firmly in the
station? Set main unit firmly in the station.
Is the contact (4 places) dirty? If touching the contacts (4 places) or
getting dirty, wipe it off with a dry
cloth.
The battery pack cannot
be installed in the main
unit Is the battery pack in the correct
orientation? Check to make sure the battery
pack is correctly installed. See “3-2
Installing and Removing the Battery
Pack”.
Refractive measurement
cannot be made.
Refractive measurements
vary widely. Is the measurement out of range? If S and C are out of measurement
range, measurement cannot be
performed.
Is there foreign matter in the pupil
that obstructs light? Check in the retroillumination mode.
See “4-4-6 Retroillumination Mode”.
Does the patient staring at central
of the target? Give them an explanation to stare at
central.
Is the VD value suitable? Set the VD value.
Does not the patient small pupil? Make sure by measuring pupil
diameter. When the pupil diameter
is less than φ2.3 mm, the
measurement result is not
displayed.