Sony TRINITRON KV-HA21M80 Service Manual page 18

KV-HA21M80/HA21N70/HA21N80
RM-969
(2) Dynamic Convergence Adjustment
Preparation:
Before starting this adjustment, adjust the horizontal static
convergence and the vertical static convergence
TLH Insert TLH
YCH Rotate YCH VOL on DY
TLV Rotate TLV
XCV Rotate XCV Adj core on DY
ON DY:
YCH
(3) Screen-corner Convergence
b
a-d : screen-corner
c
RM-968
R B
YCH
Correction Plate to DY Pocket (Left or
Right)
VOL ON DY
TLV
a
misconvergence
d
B
R
Fix a Permalloy assy
corresponding to the
misconverged areas
– 16 –
TLV
b
a to d : Permalloy assembly