NEC FP1355 Service Manual page 101

Adjustment
Adjustment item name
order
4H-COIL
12
PQH-BL
13
PQH-BR
Adjustment
Adjustment item name
order
4V-COIL
VERT-
1
CONVERGENCE
(Basic Convergence
vertical)
YV-TT
2
YV-JT
YV-TB
3
YV-JB
Problem Adjustment point
PQH (BL)
Problem Adjustment point
R
B
YV-M (TOP)
YV-M (BOTTOM)
YV (BOTTOM)
2 - 20
Adjustment procedure
Adjust to 0.3mm or less.
Adjust to 0.3mm or less.
PQH (BR)
Adjustment procedure
Adjust to 0.05mm or less.
(Adjustment target is 0mm.)
Adjust YV (TOP) to 0.05mm or
YV (TOP)
less with balance adjustment
of YV-TT and YV-JT.
(Adjustment target is 0mm.)
(Note) The operating amount
Adjust YV (BOTTOM) to
0.05mm or less with balance
adjustment of YV-TB and YV-
JB.
(Adjustment target is 0mm.)
(Note) The operating amount
at YV-M (TOP) when
moving YV-TT and YV-
JT.
YV-TT<YV-JT
at YV-M (BOTTOM)
when moving YV-TB
and YV-JB.
YV-TB<YV-JB