Sony Trinitron KV-BT21M80 Service Manual page 11

KV-BT21M80
RM-W101
(2) Convergence Rough Adjustment
Preparation:
•
Before starting this adjustment, adjust the horizontal
static convergence and the vertical static
convergence
R
TLH Insert TLH
YCH Insert YCH VOL on DY
TLV Rotate TLV
XCV Rotate XCV
(3) Screen corner Convergence
1. Affix a Piece A (90), conv. correct corresponding to
the misconverged areas.
b
a-d : screen-corner
c
B
TLH
R B
YCH
Correction Plate to DY Pocket
(Left or Right)
VOL on DY
Adj core on DY
a
misconvergence
d
B
R
TLV
R
B
XCV
ON DY:
YCH
TLV
XCV
DY pocket
a
d
Piece A (90), conv. correct
– 10 –
TLV
DY pocket
TLH Plate
XCV
b
c