SONY BKM-48X
Manual de Servicio

3-3. YPBPR MODE
3-3-1. YPBPR Level Adjustment
Note1: The following adjustment menus are below the BKM-48X menu of the MAINTENANCE menu. Y LEVEL PB LEVEL PR LEVEL Note2: < > : When mounting to BVM [ ] : When mounting to HDM 1. Input the Y/R�Y/B�Y 100% color bar signal to INPUT 123. 2. Select 02 CH. 3. Connect the oscilloscope to <TP402>, [TP403] of the BHA board. 4. Adjust the Y LEVEL data so that the Y signal level becomes 660 mV.
<TP402(Y)>, [TP403(Y)]

7. Connect the oscilloscope to <TP602>, [TP603] of the BHA board. 8. Adjust the PR LEVEL data so that the PR signal level becomes 660 mV.
<TP602(PR)>, [TP603(PR)]

660 ±10 mV

Fig. 3-6.

660 ±10 mV

Fig. 3-4.

5. Connect the oscilloscope to <TP502>, [TP503] of the BHA board. 6. Adjust the PB LEVEL data so that the PB signal level becomes 660 mV.
<TP502(PB)>, [TP503(PB)]

660 ±10 mV

Fig. 3-5.

3-5(E)