KO-An
A/B/C/E/J/U
Standard Schematic Diagram of KD-A
77
(Mecha.
control
circuit)
A
B
c
D
E
F
G
REMOTE
CONECTQR
OMC
0888
-008
-
Diode
CN-5
2
r
01005
To
Amp
§1
CN-B
01
tA~Et-~~~J--+~
REC
01003
o 5
01006
FF
I REW
01007
CN-9
8
IPLAY
STOP
IFF
5
fEW
4
"'~
4
31"EC
o 2
REC
liE
VSTO~OOI:J
CONTROl
SW
ASS'Y
TIMER
SW
C
REC~6~l!O~~~O;)
rv:W4~
-
riMER
sw
PW B
I 0
L
I
r-
CN-8
I
4
•
I
6
I
N-
CN-5
3A
lA
2A
3
53
44
RI5270
4
RIG
270
52
RI?
330
@
!f
-g
44
R44
270
'"''
44
R45270
Cl
0.001
C2
oml
C3
C4
0001
C5
0001
C6
0001
07
IN34A
DB
09
IN34A
IN34A
r-
;:..
-,
I
Ir
o~
____
_
3 8
ME~ORY
sw
pws
I :
28
4
R36
100 <NI
~
IC
I
M
54410P
"
C23
IOtll6V
5
--
IC2
HD7404P
IC 2
PLAY
IC3
H0740QP
IC
3
D61N34A
R23
IK
6
R26
56
+C
16
looop
63V
02
152076
7
IC4
HD7400P
03)
RB
IN34A
IK
X7
2SD468(B,C)
RIO
4,7K
X8
2SC
1162
(B,C)
8
XI
2SCII62(B,C)
R4
270
To
Amp
A 8 E
I
!
.rl
.-t~I~---{~--------------------------------r--------------t----------------t---~-----x~s--------------~2~SC~~8~
X9
v _
2SC45BPG(C,O)
(C,DJ
250468
(8,C)
'-------------------------H-t---"
9
I
,
t
I"
·32
1
26
30
• 27
1
26
1
25
I
19
,I!"
•
18
278
I
12
1 "
~W4~
.J
~================================================================~+=t===~
~~~~ftRS~~~8ME~Coorn~8L~
~--------------------------------------------~X~D~----~X~I~I-----X=12~----+H---------+~-+~~
CN-M4
4
CN-M3
4
CN-M2
PL3
CN-MI
MEMORY
sw
0852301-101
(STOP-
OFF-PLAY)
- - - -
..
2SD468(B,C)
25C458PG
2SC458PG.(C_",,0'-l)
H-t------+--'
I
ToAmp
rrg
(e,O)
r
F To
Amp
I
53
~'o~~
L!"
022
I
IOEI
'F'Jld)~77/C/Ji-/U"--'==~
____
H
97
:
10
Ni
j:::::".
QSPOO29-001
L _ J
'~:;;;:::,
'-VM=S
HOLE
IC
PW B
IH
PL
I
I m
1606-00A
~711
1J.l50V
.,.
lOjJ H
DM603
IOEI-8
~MW~9
~
vGP0201-005
TERMINAL
,P'NB
I
TISA
98
~
~
'~""'I'
RESISTOR PW B
0:
31
PW
B
L
F2(KD-A77/C/J/U
wlthou1F2}
-
--
XI4
2SC
458PG
(C,D)
XIS
2SC
458PG
(C,D)
_...1
-
Transistor-
NOTE
No.4186
--
20-
ALL VOLTAGES ARE
MEASURED
BY
VTVM
WITHOUT
INPUT
SIGNAL
AT STOP
MODE
UNLESS
OTHERWISE
SPECIFIED
ALL
RESISTORS
ARE
1/4W.t5%
CARBON RESISTORS
AND
ALL
CAPACITORS
ARE
SOV
FIXEO
CERAMIC
CAPACITORS
OR
50V
MYLAR
CAPACITORS
,UF UNFLAMABLE CARBCtIi RESISTOR
MF
METAL
FILM
RESISTOR
{)M7
0 XIDEO
METAL
FILM
RESISTOR
1_1."
!20%
LOW
LEAK
CURRENT
ELECTROLYTIC
CAPACITOR
PP)
POlYPRQPYLENE
CAPACITOR
,PS;
POLYSTYRENE
CAPACITOR
"T_(v
TANTAUJM
SOLID
ELECTROLYTIC
CAPACITOR
"I,.~_
lOW
NOISE CARBON RESISTOR
Red lines
show
+ B
circuits.
parts are
safety
assurance parts.
When
replacing
those
parts,
make
sure
to
use
the
specified
one.
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