Motorola R-2001A Service Manual page 104

Communications system analyzer
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P1
26 )
I
VERT TO SCOPE AMPL
TP4
y
...
j
U27,
012,
13, 17,
18
VERT
DEFL
AMPL
45
50
43
56.
58
60.
62.
64, 66,
68,
70
24
65
23
53
48
20
44
'
(
'\
"
)
>
)
'
~
"
'
(
10)
5)
63)
I
~
I
I
I
I
I
I
I
I
I
I
I
I
I
J1
I
I
P,1
I
14)----1
I
I
I
I
I
61)
I
J1-7"
HORIZ POSITION
EXT HORIZ EN
EXT HORIZ INPUT
SCOPE SWP
CONT 0-7
AUTO
/NOR TRIG SEl
TRIG PULSE
--
SYNC PRES
SWP VERN VOLT
HORIZ TB
EN
:NT
HORIZ
1i'l
SCOPE MODE EN
HV
REF
INTEN
SMPL VOLT
INTEN LVL
SCOPE :t-AXIS
FOCUS
LEVEL
FOCUS SAMPLE VOLT
U10
TP1
SCOPE
y
MODE
~1,U9
SEL
TB/
U3,
4, 5, 7, 11
EXT
r--
.,.
J
~
HORIZ
SEL
HORIZ
A
U6, U10
TB
GEN
------
-
-------
--
r
I
- - - - - - - - - - - - - - - - -
INTENSITY CONTROL CIRCUIT
U13, 06
INT
LVL
GATE
FOCUS
CONT
CKT
U24
01-5
Z-AXIS
MOD
I
_ _ _ _ _ _ _j
U28. 024. 25.
29.
30
HORIZ
-
DEFL
AMPL
I
TP6
y
TP2
J2
f
VERT DEFL PL
' - -<
4
VERT DEFL PL-+--( 5
I
I
I
HORIZ DEFL PL
I
~
'\
SWP
BLANKING
J
P1-16
TP9
J1
y
INTEN TV
I
I
<
I
TPB
I
y
CRT
C.AXIS
:
<
9
TPS
I
y
FOCUSTV
k
B
I
I
I
I
' 1
TRACE ROTATION I
(
~
~
I
I
-13V
I
•100V
GEOMETRY
I
(
2
~~~
:
-100V
I
I
•100V
ASTIGMATISM
1
(
3
R91
~~
8521-2
-100V
Figure
8-1.
Scope Amplifier A2 Block
Diagram

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