MODEL 8559A
SERVICE
--
0.
SCAN ATTENUATOR
>
,
I
FSB
-
I
ATTEN
I
)
SWEEP LOQIC
CONTROLLED
YTO SYP
I
>
I
I
I
TIME DRIVERS
AST
I
,.ma
Inmu)
LLlL
L
H3
I
1,
.
LOOIC
/
VIDEO
H2 INPUT
m
SYIFT
LL
r
-
MARK=" VIOEO SHIFT
GENERATO
DPM
FREO ZERO SECOND LOY DRIVER
PM
-
ALT IF ALT IF
SIG ID SIG
I0
VAR
>
RETRACE RETRACE
I
--
FIGURE
8-31.
MARKER ASSEMBLY
A8,
BLOCK DIAGRAM