Video Colour Temperature Adjustment (Cool); Video Colour Temperature Adjustment (Normal) - Hitachi 42PD9700C Service Manual

Video Colour Temperature Adjustment (Cool)

Item
Adjustment Preparations
(1)
Set the signal generator output as All White.
(2)
Component signal (480i)
Video level : 0.700Vp-p
Sync level : 0.300Vp-p
Setup level : 0V
(3)
Picture Menu is set as [RESET].
(4) Confirm that the mode is set as Factory
Adjustment mode.
Item
Preparation
(1) Set signal generator output as
All White (Window ratio: 100%).
(2) Component signal (480i)
Video level : 0.700Vp-p
Sync level : 0.300Vp-p
Setup level : 0V
(3)
Check that Picture Menu is set as [RESET]
mode.
(4)
Set into Factory Adjustment mode.
42PD9700C/U & 55PD9700C/U

Video Colour Temperature Adjustment (Normal)

Adjustment Procedures
(1)
Perform the following adjustment with the remote
control
(2)
Set the CRT colour analyzer (CA100) at the centre
of the panel.
(3)
Ensure that the service adjustment
menu (sub menu) No. 0, 1, 2, are all set as 255.
(4)
After receiving the video signal, step down the two
(or one) among adjustment No. 0, 1, 2 and adjust
the values as shown below.
Note)
At least one of the data shoud be 255.
Specification
Video colour temperature (Cool)
x=0.270±0.005
y=0.275±0.005
Procedure
(1)
Perform the following adjustment with the remote
control.
(2)
Set the CRT Colour Analyzer (CA-100) at the centre
of the panel.
(3)
Ensure that service adjustment
menu (sub) No. 3, 4, 5 are all set as 255.
(4)
After receiving the video signal, step down
the two (or one) among adjustment No. 3, 4, 5 and
adjust the values as shown below.
(Note)
At least one of the data should be 255.
<Specification>
Video color Colour temperature (Normal)
x=0.285 0.005
y=0.293 0.005
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