Sony BVME250A User Manual (Operating Instructions - BVM-E250A / BVM-E170A) - Page 38
Color Temperature (White Balance) Adjustment, Automatic adjustment using the built-in
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Chapter 2 Preparations a (75% White) a (Cyan) a (Magenta) a (Blue) the automatic adjustment, the automatic adjustment is also effective for the RGB signal. Perform the manual adjustment of chroma and phase to adjust them further after automatic adjustment or to adjust the digital signal from the standard input, BKM-220D, BKM-243HS, BKM-244CC or BKM-250TG. Automatic adjustment (recommended) 1 Input the reference color-bar signal to the monitor. 2 Select Auto in the Picture Adj menu of the Adjustment menu and perform the automatic adjustment of the chroma, phase and matrix in Auto Adjust (page 51). Manual adjustment The following is the example of the method to perform the manual adjustment of the chroma and phase. 1 Input the multi format color-bar signal or SMPTE color-bar signal to the monitor. 2 Set the BLUE ONLY button to on. Red and green signals are cut, and only the blue signal is displayed as a monochrome picture. The following is the example of the adjustment when the multi format color-bar signal is used. 3 Select the Manual Adjust menu (page 52) in the Picture Adj menu of the Adjustment menu. 4 Adjust the levels with the CHROMA or PHASE knob of the controller while tracking so that the brightness of bars "a" (75% White, Cyan, Magenta and Blue parts) and "b" (75% White part) (in the following illustration) are the same. For the composite and Y/C signals Adjust the levels with the CHROMA and PHASE knob. For the component signal Adjust the levels with the CHROMA knob. b (75% White) 5 Press the ENTER or Ent button. The adjusted data is confirmed. 6 Set the BLUE ONLY button to off. Note You can access manual adjustment without opening the Adjustment menu. To access it, press the MANUAL button located below the CHROMA or PHASE knob of the controller. If manual adjustment is accessed by this method, the adjusted value is common to all channels and valid only when the lamp of the MANUAL button is lit. To turn off the lamp of the MANUAL button, press the button again. Color Temperature (White Balance) Adjustment This monitor is equipped with manual and automatic color temperature adjustments. BVM-E250A: The automatic color temperature adjustments can be performed using a specified color temperature probe. BVM-E170A: The automatic color temperature adjustments can be performed using the built-in color sensor or a specified color temperature probe. Special software is required for the automatic adjustment using the specified probe. For details, contact your Sony representative. Automatic adjustment (using the built-in color sensor) (for BVM-E170A only) 1 Select the Auto Adjust menu (page 55) in the Color Temp Adj menu of the Adjustment menu. Manual adjustment 1 Select the Manual menu (page 53) in the Color Temp Adj menu of the Adjustment menu then select the Manual Adjust menu. 2 Adjust the color in gain side with the PHASE, CHROMA, BRIGHT or CONTRAST knob. 3 Press the UP or DOWN button and adjust the color in bias side with the PHASE, CHROMA, BRIGHT or CONTRAST knob. 4 Press the UP or DOWN button. 5 Repeat steps 2 to 4 until the desired color is obtained, because the gain and bias adjustments may affect each other. 38 Adjusting