JVC GY-DV550E Instruction Manual - Page 90

13. FEATURES OF THE CAMERA SECTION 13-5 Switch Setup According to Illumination and Subject Various switch settings are performed to accommodate the conditions of the illumination and the subject when shooting. SWITCH FUNCTIONS AUTO IRIS LEVEL switch BLACK stretch/black compress setting switch AUTO IRIS FULL AUTO BLACK BACK L NORMAL SPOT L STRETCH NORMAL COMPRESS LOLUX VTR GAIN OUTPUT WHT.BAL NG OPERATE ON OFF 1AUTO IRIS LEVEL switch This switch allows the reference value for the auto iris adjustment to be changed according to the lighting condition. BACK. L : When the subject is in backlit conditions. Opens the iris wider than the standard setting. NORMAL: Normal lighting condition. SPOT. L : When the subject is under a spotlight. Closes the iris narrower than the standard setting. The level of auto iris can be set in SPOT L/BACK L of the Camera OPERATION menu screen when setting the AUTO IRIS switch to BACK L or SPOT L. See page 79. 2BLACK stretch/black compress switch This switch makes the image easier to see by varying the black gain. BLACK STRETCH : Boosts the gain of black areas to improve the reproducibility of black. NORMAL : Normal black gain. BLACK COMPRESS : Attenuates the gain of black areas to make the image sharper. FULL AUTO SHOOTING (FAS) FUNCTION FULL AUTO FULL AUTO\ indicator shooting button AUTO IRIS FULL AUTO BLACK BACK L NORMAL SPOT L STRETCH NORMAL COMPRESS LOLUX VTR GAIN OUTPUT WHT.BAL NG OPERATE ON OFF CAUTION: • The FAS function will not operate during external video signal input. • When the power is turned on while the camera is in the FAS mode, it takes about 10 seconds before the automatic adjustment of FAS is completed. • In the FAS mode, the audio recording level is not set automatically to the AUTO mode. To select the AUTO mode, set the AUTO/MANUAL switch of the VCR section to AUTO. The FAS function provides a wide range of compatibility with shooting conditions that varies as you move between indoors and outdoors or between bright and dark locations. It eliminates the need to change the switch and filter positions every time you move. The FAS function provides an integrated control of the ALC (Automatic Level Control), Auto iris and FAW (Full-time Auto White balance) functions. Operation 1. Simply press the FULL AUTO button to enter the FAS mode, in which the FULL AUTO indicator lights and "FAS" is displayed to the right in the viewfinder. 2. Pressing the FULL AUTO button again cancels the FAS mode and turns the FULL AUTO indicator off. Automatic Setting Contents • If you have been displaying the color bars, the screen is switched automatically to the camera image. • The auto iris adjustment mode is entered even if the iris mode switch of the lens is set to manual. • The GAIN switch and WHT.BAL switch settings are defeated in the FAS mode. • The LOLUX button setting is active even in the FAS mode. However, the ALC and EEI are defeated in the LOLUX mode, in which only the auto iris adjustment and FAW are used. • All of the previous setting contents are recalled when the FAS mode is cancelled. • The SMOOTH TRANS function is defeated during switch to the FAS function. 90