Tektronix TAS 475 - Figure 3-1: Block Diagram

Circuit Description
3-2
DISPLAY CONTROL BOARD
A02
J82 n P82
2PINS~>~-- ______________________________ ~/~ ________ _
2
J80 ~ ~ P80
2PINS~>~---------------------- __________ ~~~· ________ ___
U
5 PINS
... --- ..... 1 J84
I PROBE COMP I
J35
I GNDI
~I:J P84
I: :J P84
5
PINS
T~84
PROCESSOR BOARD
AOS
J30 n
P30
P30
n
J30
16PINS~> 1~, <~ 16PINS
FRONT-PANEL
BOARD
A04
U U
BEZEL
BUTTON
BOARD
J40 A09
10
PINS~>- 10 PINS
P40
LV & HV POWER SUPPLY BOARD
A63
J50 nP50
40 PINS~>>- ____ ....;4~~;.... _____ _
U
J55 nP55
5 PINS ~>-----.
U
5
5 TERMINATIONS ___ ...J
12 TERMINATIONS __ -----.....:..:12~,,--
2 TERMINATIONS __ -------!::27'-/----
1 TERMINATION __ ---------
Figure 3-1: Block Diagram
Theory of Operation
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Scan by Zenith