Pioneer KRL-46V Service Manual page 32

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1
7. PC signal adjustment (ANALOG D-sub15PIN)
A
A
d
u j
t s
m
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1
Setting
B
2
Auto adjustment
performance
8. RGB adjustment (SCART)
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p
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1
Setting
C
2
Auto adjustment
performance
10. White Balance Adjustment (This adjustment is not used, when servicing.)
For white balance adjustment, adjust the offset values on pages 12/16.
[Condition of the unit for inspection]: PC mode, backlight (+16), colour temp (High)
[Input signal condition]
[Adjustment reference device]
D
[Input signal condition]
[Adjustment]
1) Display the current adjustment status at point HI. (Page 12/16 of process adjustment)
Feed the 78IRE signal.
2) Read the value of the luminance meter. x=0.272, y =0.277
3) Change R GAIN(HI)/ B GAIN(HI) (Adjustment offset value) on page 12/16 of process adjustment so that the values of the luminance meter
approach x=0.272 and y =0.277.
(Basically, G is not changed. If adjustment fails with R and B, change G. When G is lowered, the weaker of R and B must be fixed.)
4) Display the adjustment status of the current point LO.
Feed the 15IRE signal
E
Change R GAIN(LO)/ B GAIN(LO) (adjustment offset value) on page 12/16 of process adjustment so that the values of the luminance meter
approach x =0.272 and y = 0.277.
5) Both HI and LO are repeating the step from 1 to 4 until becoming an aim value.
[Adjustment reference standard value]
Adjustment spec ± 0.002 Inspection spec ± 0.004 (point LO)
Adjustment spec ± 0.001 Inspection spec ± 0.002 (point HI)
11. Confirmation item
1. Magi-Link Inspection
The thing that the Magi-Link circuit operates is confirmed.
F
2. HDMI-CEC Inspection
The thing that the HDMI-CEC circuit operates is confirmed.
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1
2
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[Signal]
XGA 60Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
INPUT7 PC IN
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1 /
6
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[Signal]
RGB15K, 50Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
INPUT1 SCART IN
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a
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9
1 /
6
: HDMI 1080i 15IRE(LO), 78IRE(HI)
: Minolta CA-210
: HDMI 1080i 15IRE(LO), 78IRE(HI)
2
3
A
d
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Feed the XGA 60Hz 100% full field colour bar signal (100% colour satura-
tion) to INPUT7 PC IN.
100% white
r B
n i
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h t
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c
u
s r
r o
o
n
A [
N
A
L
O
G
P
C
[ANALOG PC ADJ OK] appears when finished.
A
d
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t s
Feed the RGB15k 50Hz 100% full field colour bar signal (100% colour satu-
ration) to INPUT1 SCART IN.
100% white
r B
n i
g
h t
e
c
u
s r
r o
o
n
S [
C
A
R
T
R
G
B
[SCART RGB ADJ OK] appears when finished.
KRL-46V
3
4
m
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p
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Black
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D
] J
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[
O
] K
m
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p
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c
e
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Black
A
D
] J
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p
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s s
[
O
] K
4

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