Panasonic AJSPX800P AJSPX800 User Guide - Page 31
Adjusting the Black Balance
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4-1-2 Adjusting the Black Balance z Ensure that the lens connector is connected and the lens The black balance must be adjusted when: z You use your AJ-SPX800P the first time; z Your AJ-SPX800P has not been used for some time; z The ambient temperature has changed substantially; z The gain switchover value has been changed; or iris is CLOSE. z During a black balance adjustment, light is automatically cut off. z During a black balance adjustment, the gain switchover circuit is automatically switched. z S.GAIN (super gain) has been set with the USER MAIN/ USER1/USER2 button. The viewfinder screen may flicker and/or display noise; this is not a failure. 1 Set the switches as illustrated below. z If you find the black shading annoying after performing an auto black balance adjustment, adjust the black shading. To do so, go to the menu option DETECTION, move the cursor (), then press the JOG dial button. The menu option DETECTION can be found in the screen, which is accessible from the MAINTENANCE page. Note that pressing the ABB switch for longer than five seconds automatically performs an auto black balance adjustment, followed by an automatic black shading adjustment. (For more information, see the menu option SHD. ABB SW CTL in [8-5-5 SW MODE].) z To cancel the automatic black balance adjustment in process (the viewfinder displays "ABB ACTIVE"), flip the AUTO W/B BAL switch down to [ABB] again. If automatic adjustment is cancelled, the value in effect AUTO W/B BAL switch: Used to perform ABB. OUTPUT: CAM before automatic adjustment will be used. 2 Tilt the AUTO W/B BAL switch so that it is positioned at [ABB], then release it. The switch returns to the central position with the black Retaining black balances Each value in memory is retained even if the video camerarecorder is turned off. balance automatically adjusted. 3 During adjustment, the viewfinder displays the following message: 7,9( During adjustment, the lens iris automatically becomes CLOSE. 4 The adjustment will take effect in a few seconds and the following message will appear: 2. The adjusted value is automatically stored in the memory. 31
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