Table of Contents
Advertisement
6-4 Convergence Adjustments
Misconvergence occurs when one or more of the
electron beams in a multibeam CRT fail to meet
the other beams at a specified point.
Table 6-4. Misconvergence Tolerances
Position
Error in mm
Center (A)
0.30
Edge (B)
0.40
B
200 MM
Figure 6-10. Convergence Measurement Areas
Red and Blue Alignment
(4-pole magnet movement)
(1) SPREAD
TAB
MAGNET
OR
MOVE
TOGETHER
CKE5507L/LM
CRT Dot Pitch
0.28
0.28
A
267 MM
Figure 6-12. Magnet Movements
O-Magnetic
R
Field
Motion (1)
R
B
Motion (2)
B
R
11
1 Setup Bolt
2 Bow Magnet
5 Band
6 6-Pole Magnet
9 Holder
10 Band
Figure 6-11. Magnet Configuration
Red, Blue and Green Alignment
B
VERTICAL
MISALIGNMENT
B
R
HORIZONTAL
MISALIGNMENT
B
R
SHIFT DIRECTION OF
CROSSHATCH PATTERN
B
R
SHIFT DIRECTION OF
CROSSHATCH PATTERN
6 Alignment and Adjustments
1
FRONT
2
10
3
4
5
6
7
8
9
Toshiba CRT
3 Spacer
4 2-Pole Magnet
7 Spacer
8 4-Pole Magnet
11 Tabs
(6-pole magnet movement)
G
M
G
RB
G
M
G
RB
G
M
G
M
CRT
6-7
Advertisement
Table of Contents
