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6 Troubleshooting
This section describes troubleshooting procedures to solve problems you may encounter. Look for the
applicable symptom from those shown in the following list and apply the applicable remedy. When the described
remedy did not eliminate the symptom or you encountered a symptom that is not listed, please contact Kowa or
your Kowa dealer.
Abnormal performance of the instrument
Symptom What to check · State of equipment Remedy
The observation illumination
lamp does not illuminate.
Non- mydriatic mode is enabled. Change to mydriatic mode.
LCD monitoring mode is enabled. Change to viewnder observation.
Observation light intensity control
knob is in the minimum position.
Turn the observation light intensity
control knob to the 10 o'clock posi-
tion.
It is in the power saving mode.
Press any button on the operation
panel.
Is the illumination lamp properly at-
tached?
Review if the illumination lamp is
attached properly.
The illumination lamp is burned out.
Replace the illumination lamp. See
7.4.1.
The shutter button cannot be
pressed.
Compact flash memory card is not
inserted (in stand- alone).
Insert the compact flash memory
card.
The cable is pulled out (inVK con-
nection).
Connect the cable.
Viewer mode is enabled. Enable capture mode.
The photography flash lamp
does not illuminate.
Is the ash lamp properly attached?
Review the attachment of the ash
lamp.
The ash lamp is white and cloudy. Replace the ash lamp. See 7.4.2.
The observation image is not
displayed on the LCD monitor.
Is mydriatic color mode/ RF mode/
FA mode/ finder observation mode
for FAF enabled?
Enable non-mydriatic mode or
LCD monitoring mode.
Is observation light intensity control
knob at the minimum position?
Turn the observation light intensity
control knob to the 10 o'clock posi-
tion.
Is it soon after the power is turned
on?
Wait until boot-up completes. (It
takes about 40 seconds from turn-
ing on the power.)
It is in power saving mode.
Press the button on the operation
panel.
The error message EPC02 was dis-
played.
Turn off the power and stop using.
Nothing is displayed on the
LCD monitor.
Is it in the power saving mode? Press a button on the panel.
Operation from the LCD monitor
is disabled.
The system configuration is not
“Stand-alone”.
Many functions in Viewer mode is
disabled during “VK connection”
and “Network connection”.
The error message EPC09 is dis-
played.
Turn off the power and stop using.