THOMSON LDK 200, Technical Manual

Page: 31 / 68

Adjustments Technical Manual LDK 200 - Camera Head 4-5
3200K Adjustment
The following is an automatic internal calibration procedure to set the 3200K colour temperature.
a. Recall the standard factory file.
b. Shoot the white test chart illuminated with a 3200k spotlight (nominal video).
c. In the menu system select the Install menu.
d. Select Aspect Ratio
e. Select 4:3 aspect ratio.
c. In the menu system select the Service menu.
d. Select Calibrations.
e. Select 3200K and run the procedure.
f. In the menu system select the Install menu.
g. Select Aspect Ratio
h. Select 16:9 aspect ratio.
i. In the menu system select the Service menu.
j. Select Calibrations.
k. Select 3200K and run the procedure.
Software Download
The following procedure should be carried out to update the software.
a. Connect the PC to the RS232 connector of the camera.
b. Follow the instruction on the PC to download the software.
Flare Adjustment
The following is an adjustment procedure to correct the flare introduced by the lens.
a. Recall the standard factory file.
b. Close the lens and set the black level to approximately 10mV.
c. With the menu system select the green signal.
d. Shoot the black hole test chart (100% video).
e. In the menu system select the Video menu.
f. Select Flare.
g. View the waveform monitor and adjust the green flare so that there is no difference in the black level.
h. Repeat this adjustment for blue and red.