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TDS 684A, TDS 744A, & TDS 784A Service Manual
9–5
V1000
A30
Display
Driver
A32
Video
A31
Shutter
Driver
6
A23
Serpar
SIGNAL
OUTPUT
AUX
TRIGGER
INPUT
MAIN
TRIGGER
OUTPUT
DELAYED
TRIGGER
OUTPUT
GPIB IEEE
STD 488
PORT
15 PIN VGA
ANALOG
OUTPUT
CENTRONIICS
COMPATIBLE
RS-232
A11
Dram Processor/
Display
A27
Connector
J530
J505
J560
J570
26
15
2
2
CRT Anode
Vert Yoke
Horiz Yoke
12
(Option 05)
100
26
26
100
FAN
Processor
System
Display
System
D2
BUS
~
FSYNC/
VIDEO
~
VSYNC
~
HSYNC
VIDEO
GRID1,2
FOCUS
~
FSYNC/
VIDEO
LCS CLK
68020
BUS
Figure 9–2: Block Diagram (Cont.)