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[V Blanking Adjustment]
• Preparations
1. Connect the signal generator and input the monoscope
signal.
2. Set the H DELAY mode and increase BRIGHT.
Note:The
following
adjustment
menus are under the E
BOARD menu of the MAINTENANCE menu.
V BLK TOP
V BLK BOT
V ITS BLK
• 4 : 3 NORMAL SCAN Mode V Blanking Adjustment
1. Set the SCREEN MODE to 4 : 3 NORM at the INPUT
CONFIGURATION menu of the SETUP menu.
2. Adjust the V BLK TOP data until the blanking at the top of
the screen just disappears outside the effective screen.
3. Set the V BLK TOP data to +30.
4. Adjust the V BLK BOTTOM data until the blanking at the
bottom of the screen just disappears outside the effective
screen.
5. Set the V BLK BOTTOM data to -30.
6. Set the V BLK P POS data to 255.
• 4 : 3 UNDER SCAN Mode V Blanking Adjustment
1. Set the SCREEN MODE to 4 : 3 UNDER at the INPUT
CONFIGURATION menu of the SETUP menu.
2. Set the V BLK TOP data to the same value as the 4 : 3
NORMAL SCAN mode.
3. Set the V BLK BOTTOM data to the same value as the 4:
3 NORMAL SCAN mode.
4. Adjust the V BLK POS data to 255.
4-5
• 16 : 9 NORMAL SCAN Mode V Blanking Adjustment
1. Set the SCREEN MODE to 16 : 9 NORM at the INPUT
CONFIGURATION menu of the SETUP menu.
2. Set the V BLK TOP data to 255.
3. Set the V BLK BOTTOM data to 00.
4. Set the V BLK P POS data to 255.
• 16 : 9 UNDER SCAN Mode V Blanking Adjustment
I. Set the SCREEN MODE to 16: 9 UNDER at the INPUT
CONFIGUR,A TION menu of the SETUP menu.
2. Set the V BLK TOP data to 255.
3. Set the V BLK BOTTOM data to 00.
4. Set the V BLK P POS data to 255.
V BLK
V BLK
BOOTIOM
Fig. 1-8.
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