Samsung VPL500, Service Manual

Page: 43 / 147

Samsung Electronics 4-24
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 “FADE(MODE UP)/BLC(MODE
DOWN)” button so that the OSD state is “OCE.
IRIS XX XX”.
5) Press “PROGRAM AE(CONFIRM)” Button.
6) Then, the micro process will work;
- IRIS open, IRIS control minimum Value found.
- IRIS close, IRIS control minimum Value found.
- Store the data to mode 0B5, 0B6, 0C7 and 0C8.
7) The OSD shows “O.K”.
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 “FADE(MODE UP)/BLC(MODE
DOWN)” button so that the OSD state is “0CF.
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 “PROGRAM AE(CONFIRM)” button so
that the white vector moves to the center
on screen of the vectorscope.
a-3. The OSD shows “OK!”.
b. W/B Outdoor
b-1. Aim the camera at a 5100°K gray-scale
(3100°K+CCB16) chart illuminated at 1500 to
2000 lx. (40us)
b-2. Press “PROGRAM AE(CONFIRM)” button
so that the white vector moves to the center
on screen of the vectorscope.
b-3. Store the data to mode 0C9, 0CA, 0CB and
0CC.
b-4. The OSD shows “OK!”.
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 “FADE(MODE UP)/BLC(MODE
DOWN)” button so that the OSD state is “137.
XX XX”.
5) Aim the camera at a 3100°K gray-scale chart
illuminated at 1500 to 2000 lx.
6) Adjust the “ DSE(DATA UP)/TITLE
(DATA DOWN)” button so that the white vec-
tor moves to the B-Y axial on screen of the
vectorscope.
Note :
Bright dot shifts after the confirm button is
pressed.
Center of
white level
100IRE
Optical
black level
H
40US
Match the white luminance
point with the
black luminance
point
Match the white luminance
point with the
black luminance
point