(No.52169)1-49
A-D
CONVERTER
OFFSET
Remote control
unit
Signal generator
[8.PP]
ADM012: (NO DISPLAY)
(R OFFSET)
ADM014: (NO DISPLAY)
(B OFFSET)
[1. PICTURE/SOUND]
S13: RDRV (R DRIVE)
S15: GDRV (G DRIVE)
S17: BDRV (B DRIVE)
S19: CUTR (R CUTOFF)
S21: CUTG (G CUTOFF)
S23: CUTB (B CUTOFF)
F44: (NO DISPLAY)
(Picture control)
F45: (NO DISPLAY)
(Picture control mode sw)
F46: OUT LV.
(Output level upon
detection)
F47: LMT BTM
(Minimum value upon
detection)
F48: LMT TOP
(Maximum value upon
detection)
(1) Input NTSC component 30% all-white signal.
(2) Set "VIDEO STATUS" to STANDARD.
(3) Set "ASPECT" to FULL.
(4) Select "COLOR TEMPERATURE" and set to
"LOW".
(5) Select "1.PICTURE/SOUND" from the SERVICE
MODE.
(6) Set < S13 > (R DRIVE), < S15 > (G DRIVE) and
< S17 > (B DRIVE) to "255".
(7) Set < S19 > (R CUTOFF), < S21 > (G CUTOFF) and
< S23 > (B CUTOFF) to "128".
(8) Set < F44 > (Picture control) to "001" and < F45 >
(Picture control mode sw) to "003" to set the
chrominance adjustment zero mode.
(9) Set < F46 >(Output level upon detection), < F47 >
(Minimum value upon detection) and < F48 >
(Maximum value upon detection) to values as
shown in the left table.
(10) Press the [MUTING] key to memorize the set
values.
(11) Select "8.PP" from the SERVICE MODE.
(12) Change the value of < ADM014 > (B OFFSET) from
the initial value in the range of 5 to set the screen
magenta.
(13) Adjust < ADM012 > (R OFFSET) to change the
screen from magenta to blue. And take a note of the
value.
(14) Change the value of < ADM012 > (R OFFSET) from
the value above at the range of 5 to set the
adjustment screen magenta.
(15) Adjust < ADM014 > (B OFFSET) to change the
screen from magenta to red. And take a note of the
value.
(16) Return the value of < ADM012 > (R OFFSET) to the
value that has been taken note of in the procedure
13.
(17) Press the [MUTING] key to memorize the set
values.
(18) Set "MULTI-SCREEN" to "SPLIT" mode.
(19) Input monochrome signal such as cross hatch both
to the right and the left screen.
(20) Set < ADM012 > (R OFFSET) and < ADM014 > (B
OFFSET) to the same value as in single-screen
mode.
(21) Press the [MUTING] key to memorize the set values
(22) Input 1080i component 30% all-white signal.
(23) Repeat steps (6) ~ (17).
(24) Set < F44 > (Picture control) to "000" to cancel the
chrominance adjustment zero mode.
(25) Press the [MUTING] key to memorize the set values
Fig.4
Item
Mesuring
instrument
Test point
Adjustment part
Description
090
Output level upon detection
000
Minimum value upon detection
000
Maximum value upon detection
Item No.
Adjustment item
F46
F47
F48
Setting value
Set to allow color to disappear
Содержание PD-42WV74
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