Samsung VP-A30 Service Manual page 38

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 moni-
tor 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".
H
Center of
white level
100IRE
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(out-
put) 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)
5-20
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
Match the white luminance
point with the
black luminance
point
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(out-
put) 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 vec-
tor 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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