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Vertical Blanking Adjustment (rv501); Horizontal Blanking Adjustment (rv516); Vertical Deflection System Adjustment (rv505, Rv507, Rv504, Rv518) - Sony TRINITRON PVM-8042Q Service Manual

S mic chassis color video monitor.
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5-1-3. Vertical Blanking Adjustment (RV501)

Input signal:
Monoscope signal
UNDER SCAN 8 Push (ON)
Switches:
16 : 9
Controls:
BRIGHT
CONTR
1. Adjust RV501 (V.BLKG) so that the upper white frame
of monoscope signal is not blanked.
V.Blanking

5-1-4. Horizontal Blanking Adjustment (RV516)

Input signal:
Monoscope signal
Switches:
UNDER SCAN 8 Push (ON)
16 : 9
Controls:
BRIGHT
CONTR
1. Adjust RV516 (H.BLKG) so that the left white frame
of monoscope signal is not blanked.
H.Blanking
Be sure not to blank the left white frame
of a monoscope signal.
5-2
8 Pull (4 : 3)
8 Maximum
8 Minimum
Be sure not to blank the
upper white frame of a
monoscope signal.
8 Pull (4 : 3)
8 Maximum
8 Minimum
5-1-5. Vertical Deflection System Adjustment
(RV505, RV507, RV504, RV518)
Input signal:
Monoscope signal
UNDER SCAN 8 Pull (OFF)
Switches:
16 : 9
Controls:
BRIGHT
CONTR
1. Adjust RV505 (V.SIZE) so that the vertical size of
monoscope signal on the CRT screen is 12 frames.
2. Adjust the vertical linearity with RV507 (V.LINE).
3. Adjust the vertical position with RV504 (V.CENT).
4. Press the UNDER SCAN switch of the front panel.
5. Press the 16 : 9 switch of the front panel.
6. Adjust the vertical size with RV518 (16 : 9 V.SIZE).
Monoscope
screen
8 Pull (4 : 3)
8 50 % (Center click)
8 70 %
12 frames
Screen center
11 ±1 mm
MIC
S
Chassis

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