White spot compensation
CCDs have the general characteristic that white spots appear on the screen when the CCD is operated at high temperatures or when they are used with a slow shutter speed.
This unit has a
(The number and the size of the white spots changes according to the use temperature, the shutter speed, etc. Furthermore, there is a limit on the number of white spots that can be compensated.)
Operation method
MA I NT E NA N C E
C CD S P OT . .
C CD S P OT
C ANCE L
EX E CUTE
h e a t u p 3 0 m i n i n a d v a n c e n e e d L e n s – c a p t o e x e c u t e
1.Attach a lens cap or similar.
•Prevent entry of light to the CCD.
•Switch on the camera power supply and wait for at least 30 minutes.
2.Display the MAINTENANCE screen.
•Confirm that the cursor (>) is at the item
CCD SPOT.
3.Press the SET button.
•The CCD SPOT screen will be dis- played.
•If you do not want to perform white spot compensation, move the cursor (>) to CANCEL and press the SET button.
4.Move the cursor (>) to EXECUTE.
5.Press the SET button.
•White spot compensation will operate. (“SPOT SCAN OPERATION” is dis- played during operation.)
S P OT SCAN OK
6.Confirm the display.
•When white spot compensation has been performed correctly, “SPOT SCAN OK” is displayed for about 5 seconds, and then return is made to the CCD SPOT screen.
•When “SPOT SCAN ERROR: HIGH LIGHT” is displayed, check that no light enters into the CCD.
7.Press the MENU button.
