Tektronix 684A, 744A, 784A TDS 684A, TDS 744A, & TDS 784A Service Manual 95, Figure 92: Block Diagram (Cont.)

Diagrams
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.)