SAMSUNG VPA31
Manual de Servicio

Alignment and Adjustment

5. AUTO IRIS 1) Camera �E-E�, 3100°K gray-scale chart. 2) Video(output) jack and AF MICOM. 3) Connect video(output) jack to waveform monitor input jack and monitor TV jack respectively. 4) Press the �DATE/TIME(MODE UP)/ TITLE (MODE DOWN)� button so that the OSD state is �OCE. IRIS XX XX�. 5) Press �MENU/ENTER(CONFIRM)� Button. 6) Then, the micro process will work; - IRIS open, IRIS control MAXIMUM Value found. - IRIS close, IRIS control minimum Value found. - Store the MIN/MAX data to mode 0BE, 0BF and mode 0A3, 0A4. 7) The OSD shows �O.K�.
Center of white level H

b-2. Press �MENU/ENTER(CONFIRM)� button so that the white vector moves to the center on screen of the vectorscope. b-3. During the control W/B outdoor, OSD shows �0CF, AWB xx 01�. The OSD shows �OK!�. b-4. Store the data to mode 053, 054, 055 and 056.

Match the white luminance point with the black luminance point

100IRE

Match the white luminance point with the black luminance point

Optical black level

40US

6. Auto white balance 1) Camera �E-E�, 3100°K/5100°K gray-scale chart. 2) Video(output) jack and AF MICOM. 4) Connect vectorscope input jack to video(output) jack. 3) Press the �DATE/TIME(MODE UP)/TITLE (MODE DOWN)� button so that the OSD state is �OCF. AWB XX XX�. a. W/B Indoor a-1. Aim the camera at a 3100°K gray-scale chart illuminated at 1500 to 2000 lx. (40us) a-2. Press �MENU/ENTER(CONFIRM)� button so that the white vector moves to the center on screen of the vectorscope. a-3. During the control W/B indoor, OSD shows �0CF, AWB xx 00�. The OSD shows �OK!�. b. W/B Outdoor b-1. Aim the camera at a 5100°K gray-scale (or, 3100°K+C16 filter) chart illuminated at 1500 to 2000 lx. (40us)

7. Pre white balance (I) 1) Camera �E-E�, 3100°K gray-scale chart. 2) Video(output) jack and AF MICOM. 3) Connect vectorscope input jack to video(output) jack. 4) Press the �DATE/TIME(MODE UP)/TITLE (MODE DOWN)� button so that the OSD state is �137. XX XX.� (R-Y axial) 5) Aim the camera at a 3100°K gray-scale chart illuminated at 1500 to 2000 lx. 6) Adjust the �C/RESET(DATA UP)/Z/RTN (DATA DOWN)� button so that the white vector moves to the R-Y axial on screen of the vectorscope. Note : Bright dot shifts after the confirm button is pressed.

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Samsung Electronics