Hitachi 42HDF52 - 42" Plasma TV, Руководство по обслуживанию

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8
42HDF52
5. Service Adjustments
Service Mode
This model has a limited service mode; there is no access to I2C parameters of any kind. The only service adjustments that can
be performed are the color temperature defaults.
Please note that to perform these adjustments, a colorimetry meter, such as a Minolta CA-100 or CA-200 is
required to meas-
ure the actual screen during adjustments.
Color Temperature
This model has four (4) different color temperature defaults. The associated color temperature X:Y readings are shown below
on
Table 1 .
Preliminary:
Input 100 IRE white image. Allow 15 minutes warm up.
Procedure:
COLOR MODE X READING Y READING
COOL 0.268 +/- 0.01 0.283 +/- 0.01
NATURAL 0.285 +/- 0.01 0.293 +/- 0.01
WARM 0.314 +/- 0.01 0.327 +/- 0.01
BLACK & WHITE 0.335 +/- 0.01 0.343 +/- 0.01
Table 1
(continued)
V id e o
C o lo r T e m p e ra tu re C o o l
M ENU
V id e o
Im a g e
A u d io
L a n g u a g e
S ys te m
V id e o
P ic tu re M o d e
T in t
S h a r p n e s s
C o lo r T e m p e ra tu re
R eset
D yn a m ic
1
C o o l
1
O
O
S E L
S E L
V id e o
C o lo r T e m p e ra tu re
V id e o
C o lo r T e m p e ra tu re
V id e o
C o lo r T e m p e ra tu re
N atu ral
W a rm
B lack/W hite
(Instruction) (Remote) (OSD)
1. Press the MENU button on remote.
2. Scroll or until
Video
is high-lighted.
3. Press the SEL button on remote.
4. Scroll or until
Color Temperature
is high-lighted.
(see note 1)
5. Press the
SEL
button on remote.
6. Scroll or until the Color Temperature which needs
adjustment is indicated at the right side.
Notes:
1. There are three (3) possible displays on this step, depending on
which
Picture Mode is selected. Color Temperature follows Pic-
ture Mode
, i.e.
Dynamic
>
Cool
,
Natural
>
Warm
,
Cinema
>
Warm
. OSD controls for
Brightness
,
Contrast
, and
Color
only
appear when in Natural picture mode.