HITACHI 28LD5200E
Manual de Servicio

28LD5200E (PW1L)

Item

AUTOMATIC SIGNAL LEVEL ADJ USTMENT �RGB (1)
Procedure (1) Select RGB2 and enter the service adjustment mode. (2) Select No.740 �RGB Amp. Gain ADJ.� and press OK button for more than 2 seconds to start the adjustment. It will complete the adjustment after the OSD of �AUTO MODE� disappeared.

Preparation (1) Input the adjustment signal of VGA (60Hz) format into RGB2 [D-sub] input terminal. the adjustment signal
The signal level of black area should be pedestal level. This signal must not be inserted characters etc.

Black White 0.7V

[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

AUTOMATIC SIGNAL LEVEL ADJ USTMENT �RGB (2)
Procedure (1) Select AV1 and enter the service adjustment mode. (2) Select No.740 �RGB Amp. Gain ADJ.� and press OK button for more than 2 seconds to start the adjustment. It will complete the adjustment after the OSD of �AUTO MODE� disappeared. (3) Select No.741 �RGB Amp. Gain ADJ.� and press OK button for more than 2 seconds to start the adjustment. It will complete the adjustment after the OSD of �AUTO MODE� disappeared.

Preparation (1) Input the adjustment signal of 576p or 480p format into AV1 input terminal. the adjustment signal
The signal level of black area should be pedestal level. This signal must not be inserted characters etc.

Black White 0.7V

[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.

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