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7-2-18. White Balance Check
White pattern standard picture frame
Filter C14 for color temperature
Filter
correction
ND filter 1.0 and 0.3
Checking method:
1) Check that the lens is not covered with either filter.
2) Set data: 01 to page: 6, address: 00.
3) Set data: OF to page: 6, address: 01, and press the PAUSE button
of the adjusting remote commander,
4) Check that the center of the white luminance point is within the
circle shown in Fig. 7-14. A.
5) Set data: 00 to page: 6, address: 01, and press the PAUSE button
of the adjusting remote commander.
6) Set data: 23 to page: 6, address: 01, and press the PAUSE button
of the adjusting remote commander.
7) Place the C14 filter on the lens.
8) Check that the center of the white luminance point settles in the
circle shown in Fig. 7-14. B.
9) Remove the C14 filter, and place the ND filter 1.3 (1.0 + 0.3) on
the lens.
10) Check that the center of the white luminance point settles in the
circle shown in Fig. 7-14. C.
Processing after completing adjustments
1) Set data: 00 to page: 6, address: 01, and press the PAUSE button
of the adjusting remote commander.
2) Set data: 00 to page: 6, address: 00, and press the PAUSE button.
R-Y
2mm
2mm
Fig. 7-14. A
Fig. 7-14. B
Fig. 7-14. C
7-2-19. VIDEO OUT Level Check
Color bar chart standard picture frame
VIDEO OUTPUT terminal
(Terminated at 75Q)
Y level = 650 + 60mV (NTSC)
= 630 + 60mV (PAL)
SYNC level = 286 + 40mV (NTSC)
= 300 + 40mV (NTSC)
BURST level = 286 + 40mV (NTSC)
= 300 + 40mV (PAL)
Measurement Point
Specified Value
Checking method:
1) Check that the Y level, SYNC level and BURST level satisfy the
specified values.
BURST
level
Fig. 7-15.
7-92
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