Block Diagram - Motorola R-20010 Maintenance Manual

SCOPE/DVM CONTROL BOARD (A7)
(RTC- 1 006A)
Figure 9-1 b. Block Diagram (Sheet 2 of 2)
9-6
79
59
69
55
57
78
'- P
1
OEMOO CAL AUDIO
( I
CARRIER + MOO L VL
(
MOO CAL AUDIO
I
I
I
I
I
RF INPUT PWR
EXT FWD PWR
EXT RFL PWR
~
I
SIG STRENGTH VOLT
I
+ SV REG
-8V REG
+ 15V REG
·'- I
97
BATT VOLT
/ I
I
I
I
I
~
, , I
DVM FRO M RNG SW
: v
1 3, 15.
17, 19
68
29. 31 .
33. 35
I
I
I
I
I
AF ADD BUS 0-3
/ I
'
I
AF BUS EN 1
/ I
I
' 1 AF DATA BUS 0-3
r - - - -
TP7
I
U20
y
I
INT SCOPE
I
AND
PK
I O ET
I
INPUT
I
SEL
U19
~EAK
DETECTOR _
LOW PASS
FILTER
U40
X0.1
ATTEN
U62. U63
1KHz NOTCH
U30
FILTER
X1/X10
DVM/
DISTORTION
1
SELECT
I
1
t
!M oDULE CONTROL - - -
u 34-:37.
~4i47-49
-
I - I
1 U40. 44-46
I
T ~
ADRS
I
I
DECODE
CONTROL
I
I
LATCHES
I
I
I
I
I
I
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