NEC FP1355 Service Manual page 98

Adjusting the center misconvergence and axial misconvergence
Adjustment item name
H-STATIC
V-STATIC
YH axial deviation
YV axial deviation
XH axial deviation
XV characteristics
XV axial deviation
B-Bow 4p and CP-ASSY 4p
B-Bow 4p
CP-ASSY 4p
CRT DY
(Side View)
Problem
R B
Correction Method
Front
XV Dif. Coil: XV (t)
(Viewed from top side)
Adjustmennt stick
2 - 17
Adjustment point
TRD
YV(a)
Rear
YH (t)
VCR
DY Board
(Top of DY)
Adjustment procedure
Adjust to ±0.1mm or less with
CP-ASSY 4P.
Adjust so that TOP+BOTTOM
are ±0.1mm or less with YH
volume.
Adjust so that TOP-BOTTOM
is ±0.1mm or less with YV
volume.
Adjust so that LEFT-RIGHT is
±0.1mm or less with XH
slider.
Only when XV (B-Bow) is
±0.15mm or more, adjust so
that LEFT-RIGHT is
±0.15mm or less with the
interlock of B-Bow 4P and
CP-ASSY 4P.
Adjust so that LEFT+RIGHT
is ±0.15mm or less with XV
differential coil.
XH Slider
DY Board
XH Slider
(Push or Pull)
(Viewed from neck side)