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Block Diagrams
Diagrams
9Ć12
Horizontal
Sweep
Circuit
HĆSIZE Adjustment
HĆPOS Adjustment
HĆLIN Adjustment
VERT SIZE Adjustment
VERT POS Adjustment
Raster Scan CRT
High and
Grid Voltage
Generator
A7 CRT
Socket Board
(See
Figure 9Ć6)
Vertical
Sweep
Circuit
Synchronization
Grid
Bias
Red
Green
Blue
RED Adjustment
GREEN Adjustment
BLUE Adjustment
From A15
MMU
Beam
Current
Limit
16kV
SCREEN, FOCUS
Red
Green
Blue
SCREEN
FOCUS
Coils
Coils
Heater
Degauss
Figure 9Ć7:ăA8 CRT Driver Board Block Diagram