Ext Video Out Mode (When Mounting To Bvm Only); Video Out Level Adjustment; Ext Yc Out Mode (When Mounting To Bvm Only); Py, Pc Out Level Adjustment - Sony BKM-48X Installation And Maintenance Manual

3-4. EXT VIDEO OUT MODE
(When mounting to BVM Only)

3-4-1. VIDEO OUT Level Adjustment

Note: The following adjustment menus are below the
BKM-48X menu of the MAINTENANCE menu.
V LEVEL
1. Input the YC NTSC color bar signal into INPUT 1.
(100% White Ref. 75% Saturation)
2. Set 03 CH.
3. Turn ON the INT V OUT SW.
4. Connect the oscilloscope to TP101 of the BHA board.
5. Adjust the V LEVEL data so that the signal level be-
comes 700 mV.
6. Exit the EXT VIDEO OUT mode.
INT V OUT SW ..... OFF
TP101 (V)
700 ±10 mV
Fig. 3-7.
3-6(E)
3-5. EXT YC OUT MODE
(When mounting to BVM Only)

3-5-1. PY, PC OUT Level Adjustment

Note: The following adjustment menus are below the
BKM-48X menu of the MAINTENANCE menu.
PY LEVEL
PC LEVEL
1. Input the YC NTSC color bar signal.
(100% White Ref. 75% Saturation)
2. Set 04 CH.
3. Turn ON the INT YC OUT SW.
4. Connect the oscilloscope to TP201 of the BHA board.
5. Adjust the PY LEVEL data so that the signal level be-
comes 660 mV.
6. Connect the oscilloscope to TP301 of the BHA board.
7. Adjust the PC LEVEL data so that the PC burst signal
level becomes 280 mV.
8. Exit the EXT VIDEO OUT mode.
INT YC OUT SW ... OFF
TP201 (Y)
660 ±10 mV Y
Fig. 3-8.
TP301 (PC burst)
280 ±10 mV
Fig. 3-9.