Sony KV43TR27 Service Manual page 13

3-2. CONVERGENCE
Preparation :
Before starting, perform FOCUS, H. SIZE and V.
l
SIZE adjustments.
Set BRIGHTNESS control to fully counterclock -
l
wise.
Feed in the dot pattern.
l
(1) Horizontal and Vertical Static Convergence
Center dot
Adjust H. STAT VR to coincide red, green and
1.
blue dots on the center of screen.
(Horizontal movement)
Adjust V. STAT magnet to coincide red, green
2 .
and blue dots on the center of screen.
(Vertical movement)
If the red, green and blue dots do not coincide on
3.
the center of screen with H. STAT VR, perform
horizontal convergence adjustment using H.
STAT VR and V. STAT magnet as shown below.
(In this case, H. STAT VR and V. STAT magnet
effect each other.)
Tilt the V.STAT magnet and adjust static con-
vergence to open or close the V. STAT magnet.
When the V.STAT magnet is moved in the
4 .
direction of arrow @ and @ , Red, Green and
Blue dots move as shown below.
G DRIVE
B BKG
G BKG
R BKG
SUB BRT
If blue dot dose not coincide with red and green
dots, perform following
Move BMC magnet (a) to correct insufficient
H. static convergence.
Rotate BMC magnet (b) to correct insufficient
V. static convergence.
In either case, repeat Beam Landing Adjtstment.
G
steps.
MC Magnet