Sony TRINITRON KV-M2140B - 3-3. Focus; 3-4. Screen (G2) and White Balance

KV-M2140B |
RM-694
3-3. FOCUS
Adjust FOCUS so that the whole
screen is in best focus.
FOCUS VR
C board
Screen (G 2) Setting
1. Input dot signal from the pattern generator.
RV 704 B-DRIVE
RV 703 G-DRIVE
RV 701 SCREEN
White Balance Adjustment
1. Input all-white signal from the pattern generator.
2. Adjust the BRIGHTNESS and COLOR controls to the
standard level.
3. Adjust the following using RV 704 (B DRIVE) and
RV 703 (G DRIVE)
In the following adjustments, the CONTRAST, COLOR
and BRIGHTNESS controls are set to normal unless
otherwise specified.
2. Set the picture BRIGHTNESS control to minimum
level.
ies)
an external power source.
4. While watching the picture, adjust the G2 control
RV701 (SCREEN) immediately before fly-back line
disappears.
. Apply 170 V DC to the cathodes of R,G and B from