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RCA 55AN3D Service Manual page 8

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a AV 下色温及亮、
暗平衡调整
a. AV:
Color
temperature
adjustment
Brightness
and
black-balance
calibration
b Y,Pb,Pr 下色
温及亮、暗平衡 调
b. YPbPr:
1.Color
Temperature
adjustment
2. Brightness and
black-balance
calibration
视频信号发
输入 100% 灰阶信
生器
号(11 阶)
(FLUKE
Input gray step
PM54200
signal (100%)
PM5418)
彩色信号分
析仪
TV
Signal
Generator,
(FLUKE
PM54200
PM5418)
Color Signal
Analyzer
高清视频信
输入 100% 灰阶信
号 发 生 器
号(16 阶)
(VG859)
彩色信号分
Input gray step
析仪
signal (100%)
High-
definition
video
Signal
Generator,
Color Signal
Analyzer
� 在工厂菜单下,选择
"White Balance",选
择"TEMPERATURE/标
准"。调整菜单中两组
R/G/B 值,使灰阶第 2 阶
和第 8 阶色温坐标满足要
求(U'=0.189±0.015,
V'=0.447±0.015),即
色温为 9300。
1. Enter factory menu, select
"White Balance", and
select
"TEMPERTURE/Standard"
2. adjust R/G/B OFFSET to
get black calibration; Test
the second gray step
signal and the eighth
gray step signal and
adjust R/G/B GAIN to get
requirement. (U'=0.189
±0.015,V'=0.447±
0.015),
color temperature is 9300
� 在工厂菜单下,选择
"White Balance",选
择 TEMPERATURE/标准"。
调整菜单中两组 R/G/B
值,使灰阶第 3 阶和第 11
阶色温坐标满足要求
(U'=0.189±0.015,
V'=0.447±0.015),即
色温为 9300。
1.Enter factory menu, select
"White Balance"and
select
"TEMPERTURE/Standard"
2.Adjust R/G/B OFFSET to
7 / 54

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