Sony Trinitron KV-AR29T80C Service Manual page 17

KV-AR29T80C/AR29X80C
RM-W104
4 BMC (Hexapole) Magnet.
If the red, green and blue dots are not balanced or aligned,
then use the BMC magnet to adjust in the manner described
below.
R G B R
R B
R
G
5 Y separation axis correction magnet adjustment.
1. Receive the cross-hatch signal and adjust [PICTURE] to
[MIN] and [BRIGHTNESS] to [STANDARD] .
2. Adjust the Y separation axis correction magnet on the neck
assembly so that the horizontal lines at the top and bottom of
the screen are straight.
Blue
Neck assy
Red
VM board
Note
1. The Red and Blue magnets should be equally far from the
horizontal center line.
2. Do not separate the Red and Blue magnets too far. (Less than
8 mm)
RM-W104
G B R G B
G B G
R B
Neck assy
Blue
VM board
4-2-2. Dynamic Convergence Adjustment
Preparation:
• Before starting this adjustment, adjust the horizontal static
convergence and the vertical static convergence
• Set the PICTURE and BRIGHTNESS to normal.
1. Adjust XCV core.
To able to become balance of XCV on the X axis well.
2. Adjust V-TILT.
Correct the vertical mis-convergence of red and blue of verti-
cally sides on the Y axis.
3. Adjust YCH.
Adjust horizontal mis-convergence of red and blue of verti-
cally sides on the Y axis. Mentioned above steps 2 to 4 are
adjusting respectively perform minuteness tracking.
YCH
TLV2
Red
– 16 –
TLV1
XCV
C board
RV702