USER MANUAL 16-2028
Rev. 04/2017
• Set the switch [S3] to position 1, the device is then in standby mode (the green light [L1] should flash and a
logo should appear in the display [L2]).
• Press the Standby button [S1] to switch on the device (the green light is lit and a logo indicating insertion of
a light cable appears in the display [L2]). Pressing the Standby button again will reset the device to standby.
• Push the light cable into the aperture provided [C1]; you should hear a click as it engages. A logo indicating
that the device is in “iris” mode appears.
• Connect the other end of the light cable to your endoscope. Before setting up an endoscope (or fibroscope)
in front of the camera lens, it is advisable to check the condition of the endoscope (distal lens or clean
eyepiece).
• Press the adjustment knob [S2] or turn it in order to release the light.
The light source is fitted as standard with an adapter for a Storz-type light cable. A version of this
device that is compatible with Olympus-type light cables is also available.
If no light cable is connected to the device when the latter is switched on, a logo will display this
information on the screen. Then you only need to connect up a light cable in order to see the “iris”
logo and use the device.
6. OPERATION
6.1 SETTING THE LIGHT INTENSITY
After insertion of the light cable, a logo indicating the “iris” mode will be displayed on the screen [L2]. Pressing
or turning the adjustment knob [S2] enables the user to exit this mode and to release the light. A bar graph
indiquates the level of intensity will then appear [L2]. Turning the adjustment knob [S2] clockwise will increase
the light intensity and turning it anti-clockwise will reduce the intensity.
An empty bar graph indicates that the source is completely dead while a full bar graph shows that it is
delivering maximum light intensity.
The LED takes about 10 seconds to stabilise its colour temperature. It is advisable to wait for this
length of time before setting the white balance on the camera.
It is also advisable to do a white balance whenever there is a change of intensity setting.
6.2 POWER LEVEL MEMORY
To put the LED source in “iris” mode, simply press the adjustment knob [S2]. Pressing the same button again
will restore light power to the previous setting. In the same way, if the LED source has been disconnected
from its power supply it will start up again with the light power of the previous setting.
7. DESCRIPTION OF BACK PANEL
7.1 DESCRIPTION OF VENTS
The vents [A] located on the back panel of the device must not be obstructed as this can cause a risk of
overheating.
The light source has an automatic safety device which stops the lighting function if the internal temperature is
too high. A pictogram indicating whether this safety system is activated will be displayed on the screen [L2].
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