Cisco CTS-3010 Administration Manual page 232

Managing Hardware Setup
If you are in country that uses a 50 Hertz (Hz) power frequency (a country other than the USA, Canada
Note
or Mexico) and there is a noticeable flicker on the screen, click the Enable radio button in this field. If
you enable the flicker reduction feature, the flicker is reduced or eliminated, but the image quality is
reduced. 

To eliminate the flicker at its source, you can use an electronic ballast instead of a magnet ballast for the
fluorescent lights at your installation. After you change the ballast for the fluorescent lights, you can
click the Disable radio button in the 50 Hz Flicker Reduction field.
Step 12 Click Apply to apply your changes.
Calibrating the Center Camera
To adjust zoom and focus of the center camera, follow these steps.
If you logged out of the GUI, you must re-select the correct table type after you log in; otherwise, you
Note
could configure your system for the incorrect table type. To select the correct table type, complete
in the
Note The directions left and right refer to the assembly as you face the display.
Place the large camera target with the easel in the position where the center two participants will sit, with
Step 1
the front legs of the easel touching the edge of the table.
Step 2 Measure the distance between the corners of the easel and the corners of the display to make sure that
the target is parallel to the display, as shown in
Figure 7-31
Alignment
marker
Step 3 Return to the Cisco TelePresence System Administration page and choose Troubleshooting >
Hardware Setup > Cameras.
Step 4 Click the Center radio button.
Cisco TelePresence System Release 1.6 Administration Guide
7-36
"Positioning the Table and Starting the Calibration Procedure" section on page
Measuring the Distance between the Easel and Display
Display
Center participant
sitting position
camera target
Chapter 7
Figure 7-31.
Same distance
Alignment
marker
Troubleshooting the CTS 1300
Step 5
7-51.
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