KING KR 21 - Page 45

KING
KMA
20/KR 21
MARKER
BEACON/RECEIVER
ISOLATION AMPLIFIER
KN-70
LOAD
JUMPER
JUMPER PlNS
AS INDICATED
FOR
GIVEN
NUMBER OF
EXTERNAL
LOADS
EXTERNAL
GLIDESLOPE
VOR/LOC
LOADS
DEV
FLAG DEV FLAG INTERNAL WIRING DIAGRAM
13.75
V ONLY
M
F
KK NN
ONE
H
B
PP
TT
C
UU
XX
M KK
NN
TWO
H
NONE
THREE NONE
NONE
NONE
030-006l-00
Pl73
73
Pl72
030-0061-00
NAV
COMM
J
201
P20
I
030-2|O5-00
PART
OF P
70
I PA
IT OF
J
701
ANI
ANT. I
030-2106-01,
-
J
201
STATOR
D
t'
W
STATOR
E
P2Ol
I
2
3
030-2061-00
STATOR F
V
LL
SOLDER
STATOR G
MM
PAR
OF
PART OF
PI71
030-2|Ol-03
LUG IN
ROTOR C
CONNECTOR HOUSING
Y
a
CC
SPKR
GROUND
ROTORH
PARTOF
PART OF
PARTOF PARTOF
42
Z _,,
BB
J
701
P701
p
7|
a
y
+TO
LAMPDIM'R(l3.75V)
33
AIRFRAME
GND#20 AWG
+
FROM
Y
LAMPD1M'R(27.5V)
38
20
A/C
BUSS
[3.75V
i‡
16
AWG
INST LIGHT
GND
u NW
JNST LIGHT DJMMER (13.75V)
-VOR
FLAG R
¯
17
si
9
JJ
13.75V
(
SWlTCHED)
+VOR
FLAG
,,
K
N-70
w
.o
T
.N
+I
V{lLS
SWlTCHING MATRJX)
A/C BUSS
13.75V ‡‡2OAWG
KP
I-550
VOR / LOC
x
VOR
/LO
C OUT
SIGNAL OUT
2
AIRFRAME
GROUND(4* l6
AWG)
INDICATOR
L
CONVERTER
^^
MHz CONTROL
3
21
SPEAKER OUTPUT
GG
-G.S.FLAG
L
GLIDE
^
.3MHz CONTROL
6
AUX AUDIO#l(NO CONNECTION)
HF
500-
I
+G.S.FLAG
F
SLOPE
E
.5MHz CONTROL
-
COM
500^
OUTPUT (COM
I)
- --
B
RE CVR
.7MHz CONTROL
NAV
500
-
OUTPUT (NAV I)
+RIGHT
P g
CO
MM
36
EE
.9MHz
CONTROL
AUX AUDj0
#2
(NO
CONNECTION)
HF
MIC KEY
LEFT
U
10
NAV
37
D
LOS MHz
CONTROL
ir
UNIT re
AUX AUDIO 43(NO
CONNECTlON)
HF M1C AUDIO
---
PP IO9MHz
CONTROL
AUX AUDIO N4
(NO
CONNECT]ON)
J
[2
16
-- UU
Y
I O
MHz CONTROL --,
MIC KEY
(
COMM I)
+
UP
N
l3
40 I
I
EE S i i I
MHz CONTROL
1
MIC AUDIO (COMMI)
+DOWN
T 14
39
Q
M |LS ENERGIZE
22
DME
MHz"A"
-s
K
|
LAMPDIM'R (13.75V)
_-
H
1
LAMP
DIM'R(27.5V)
23
L
.l.
FOR
(
REFERENCE PHASE
---
C
21
U
¯
TESTING
RR
J702
P702O30-OOO5-00
"
"D"
ONLY
.VARIABLE PHASE
GLIDE
25
"
"E"
SLOPE
26 a
TO
ANT-
27
DME KHz
"A"
a
)
REMOTE
28
"
"
"B"
DME
-
29
"
"C"
b
30
'"
"
"D"
3l
"
"E"
|
32
.
DME SWlTCHING COMMON
,
FIGURE 2
-4
KMA
20
INTER CONNE
CT DIAGRAM (13.
75V)
(DWG.
NO.
155-1074-00)
Rev.
1,
August, 1972
Page
2-7