Yamaha PDM-4220 Service Manual page 19

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Video Color Temperature Adjustment (Cool)
Item
Applicable Model
All models
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.
Adjustment Procedures
(1)
Perform the following adjustment with the remote
control
(2)
Set the CRT color analyzer (CA100) at the center
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 color temperature (Cool)
x=0.258±0.005
y=0.273±0.005
PDM-4220
19

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