9
5.3 Safe operation
Note
The camera control unit requires approx. 30 s to boot up.
Connecting the camera cable
Ź Withdraw cap 24 on the connection plug 25.
Ź Connect the connection plug 25 to the camera socket 5 on the front
panel of the camera control unit. When doing this take care that the
red marking on the plug is aligned with the red marking on camera
socket 5.
Switching on the system devices
Ź Switch on the monitor and set it to the required channel (e.g. DVI, HD-
SDI).
Ź Press ON switch 2 at camera control unit.
LED display 3 lights up.
Connecting the endoscope
PV471/PV472/PV473:
Ź Press both endocoupler latches 17 at the same time in order to spread
apart the holding clamps.
Ź Insert the endoscope and release the endocoupler latches 17.
Ź In order to avoid inadvertent opening of the endocoupler: Rotate safety
lock 16 to the locked position (LOCK).
Connecting the light cable
Ź Connect the light cable to the endoscope.
Ź Switch on the light source at a low light intensity setting.
Adjusting the image focus and enlargement
Ź Adjust the intensity of the light source until sufficient illumination is
achieved.
Ź In order to sharpen the image, turn the focusing ring 18 on the camera
head.
Ź In order to set the desired image size, turn the black zoom ring 19 on
the camera head (only PV472).
Pendulum function (only PV471)
This camera head is self-aligning. The image always remains upright as the
camera head remains aligned perpendicularly to the endoscope axis due
to the force of gravity.
Ź In order to inhibit rotatability around the endoscope axis: Actuate pen-
dulum-locking lever 27.
Performing white-balancing
Note
The system will request a white balance after a Factory Reset.
Ź Point endoscope at a white object (e.g. a sterile swab).
Ź Press the white balance button 4 on the camera control unit or the
white balance button on the camera head (depending on the button
programming), and hold the endoscope pointing at the white object
until the camera has completed white balancing.
The image will be displayed in pure white. This procedure ensures real-
istic rendition of all colors.
The following messages will be displayed on the monitor during white-
adjustment:
Ź If white-adjustment fails, restart white-adjustment, see Performing
white balance.
Buttons on the camera head
Buttons 20-23 on the camera head can each be programmed with up to
two functions. The first function is triggered by pressing the button briefly.
The second function is triggered by pressing the button and holding (for
at least 1 second). The buttons are freely allocable apart from the "Menu"
function, see Assigning the buttons on the camera head. The menu can
always be called up by pressing and holding button 20.
Default setting
WARNING
Risk of injury and/or malfunction!
Ź Always carry out a function check prior to using
the product.
WARNING
Risk of injury when using the product beyond the
field of view!
Ź Apply the product only under visual control.
During white-bal-
ancing
After white-balanc-
ing
White balance error
White balance in
progress
White balance OK White balance failed
Press-
ing the
button
Button A
20
Button B
21
Button C 23 Button D 22
Short free free free Photo release
Long Menu
(fixed)
White bal-
ance
LED light
source on/
standby
Video start/
stop
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