Hitachi 50PD9800TA, Руководство по обслуживанию

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23
50PD9800TA (FW1)
Item
Preparation Procedure
(1) Input Composite NTSC adjustment signal into
AV3 terminal.
(1) Receive Composite NTSC adjustment signal, and
indicate Service Adjustment Menu. (Main (1))
(2) Select No.597 of Service Adjustment Menu.
Press [OK] key more than 2 seconds to start the
automatic adjustment.
The adjustment completes when the indication
[Auto Mode] at the bottom of the screen
disappears.
[Note] Never adjust without use of the specified signal.
If that were done by mistake, the picture would become abnormal in black level, contrast and color.
In this case, it will be recovered by re-adjustment in the specified way.
Amplitude Adjustment (Composite NTSC)
[Note] Never adjust without use of the specified signal.
If that were done by mistake, the picture would become abnormal in black level, contrast and color.
In this case, it will be recovered by re-adjustment in the specified way.
Item
Preparation Procedure
(1) (1)
(2)
Black pattern: Set pedestal level.
Characters must not be inserted
into this signal.
White (105 IRE)
0.735V
Black pattern: Set pedestal level.
Characters must not be inserted
into this signal.
White (105 IRE)
0.750V
Amplitude Adjustment (Composite PAL)
Input Composite PAL amplitude adjustment
signal into AV3 terminal. Receive Composite PAL adjustment signal and
indicate Service Adjustment Menu.(Main (1))
Select No.597 of Service Adjustment Menu.
Press [OK] key more than 2 seconds to start the
automatic adjustment.
The adjustment completes when the OSD
reappears.