Hitachi C47-WD8000 Service Manual page 63

SERVICE ADJUSTMENTS
2.14.2 SCANNING AREA CHECK
Checking condition
(1) Digital convergence adjustment should be completed.
(2) Receive the Hitachi circle pattern signal.
(3) Contrast and brightness should be set Factory Preset condition
Contrast : max
Other controls : center position
(4) Check that the scanning area matches with the next drawing.
(5) The digital convergence has 3 modes. Change the other mode then check again.
(6) Check the horizontal center position. If the center is shifted, readjust to center position.
*Service menu No.77 : Horizontal position for PAL 100i mode.
(＊) Setting procedure.
(a) Receive 1080i(50Hz).
(b) Set the Scan Mode to HD.
(c) Set the Picture Mode to Favorite.
(d) Set Picture Size to 16:9 mode.
(＊＊) Setting procedure.
(a) Receive 1080i(60Hz).
(b) Set the Picture Mode to Favorite.
(c) Set Picture Size to 16:9 mode.
No.78 : Horizontal position for PAL 50p mode.
No.79 : Horizontal position for NTSC 60p mode.
No.80 : Horizontal position for 1080i(50Hz) mode. (＊)
No.81 : Horizontal position for 1080i(60Hz) mode. (＊＊)
No.82: Horizontal position for 1080i（50Hz）mode（HDMI）
No.83: Horizontal position for 1080i（60Hz）mode（HDMI）
Film Mode : Off
Dynamic Contrast : Off
Color Manager : Off
Film Mode : Off
Dynamic Contrast : Off
Color Manager : Off
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