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21. Convergence Adjustment
Purpose: To obtain proper convergence of red, green
and blue beams.
Symptom of Misadjustment: If Convergence Adjust-
ment is incorrect, the edge of white letters may have
color edges.
Test Point
Adj. Point
C.P. Magnet
(RB),
---
C.P . Magnet
(RB-G),
Deflection Yoke
Tape
M. EQ.
Pattern
---
Generator
Figures
CRT
COIL
DY WEDGE
DEFLECTION YOKE
C.P. MAGNET (RB)
R
G
B
C.B. MAGNET (RB-G)
RB
G
1. Loosen the Ring Lock and align red with blue dots
or Crosshatch at the center of the screen by rotat-
ing (RB) C.P. Magnets. (See Fig. 7)
2. Align red / blue with green dots at the center of the
screen by rotating (RB-G) C.P. Magnet. (See Fig. 8)
3. Paintlock the C.P. Magnets after adjustment.
4. Remove the DY Wedges and slightly tilt the De-
flection Yoke horizontally and vertically to obtain
the best overall convergence.
5. Fix the Deflection Yoke by carefully inserting the
DY Wedges between CRT and Deflection Yoke.
All manuals and user guides at all-guides.com
Mode
Input
Dot Pattern
---
or
Crosshatch
Spec.
See below.
PURITY
RB
RB-G
SCREW
RING LOCK
SCREW
C.P. MAGNET CLAMPER
C.P. MAGNET
COIL CLAMPER
Fig. 6
R
G
B
Fig. 7
RB
G
Fig. 8
5-9
L6650EA
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