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Block Diagrams
CSA 803A Service Manual
9Ć11
To/From
Acquisition System
s
Through Strobe
Distribution
Microprocessor
SelfĆTests
Diagnostics
Feedback
Strobe Sense
From
Strobe Distribution
8 Prescaler
Prescaler
Trigger Input
Direct
Trigger Input
To/From
MMU
Trigger
Recognizer
Time Base
Reference
Oscillator
Strobe Drive to
Strobe Distribution
TDR Drive to
Strobe Distribution
MMU
Interface
RAM/ROM
Acquisition
System
Interface
Trigger
Figure 9Ć5:ăA5 Time Base/Controller Board Block Diagram
CONVERGENCE
Convergence
Red
Amplifier
Green
Amplifier
Blue
Amplifier
RED Adjustment
GREEN Adjustment
BLUE Adjustment
From A15
MMU
To CRT
Red
Green
Blue
Figure 9Ć6:ăA7 CRT Socket Board Block Diagram