A
B
C
D
E
F
G
I
H
1
2
3
4
5
6
7
J4
CN1
D401
D402
D404
D403
D409
D411
D410
DET.
ACC
D10
D11
Q11
Q10
DET.
SERGE
DET.
BACK-UP
Q40
Q501
EQUALIZER
AMPLIFIER
SUB MOTOR
DRIVER
Q552
Q551
E-VOLUME
CN2
MOTOR
D551
AVR
MOTOR DRIVER
HEAD
Rch
Lch
MAIN
T-END
STBY
SUB
PA
C
K
FWD/REV
M
HD1
M
M1
M2
PLAY
IC1
:
IC2
: TDA7407D
IC4
:
IC6
: TDA7479D
IC9
: HA12221F
IC7
: TDA3682ST
IC8
: HD74HC27FP
Q1,301
: DTC124EUA or
Q10,11,20,101,201
2SD1819A
Q40
: DTA124EUA or
Q50
: 2SA1036K
Q223,224 : DTC143TUA or
Q251
: DTC114YUA or
Q501
: 2SD1760
Q551
: 2SB1443
Q552
: DTC114EUA or
D1
:
S2V20 A
D2,3
: 1GWJ43 (TPB5)
D4,551
: AM01Z or
D10,11,401,402
: MA4068 (N) -M
D20
: MA4051 (N) -M
D40,101,251-253
: B30-1567-05
403,404,407,409-411
: 1SS133
MUTE DRIVER
PREOUT
J2
D40
D20
Q20
D1
D2
D3
D4
D30
Q201
DETECTION
NOISE
B
DRIVE
MUTE
IC12
IC10
IC11
LB1930M
S-80835ANNP
: BR24C01AF
:
:
Q151
DTA114YUA or
:
MA4047-M or
:
D30
D102
MA4062-L or
:
D153,154,157,159-161,
B-PART
A-PART
TDA7386
2SC4081 or
:
UN5112
UN5114
UN5216
UN5214
UN5211
1N5393G-M6 or
ERA15-01
HZS5B1
HZS6C1
D407
TEL
MUTE
B LINE
GND LINE
SIGNAL LINE
(X14-689X-XX)
C
B
UN5212
CH-IN
DC-IN/SP-OUT
22K
22K
10K
10K
3.6V
0V
0V
5V
0V
8.3V
4.1V
4.1V
4.1V
4.1V
0V
0V
4.1V
4.1V
4.1V
4.1V
4.1V
4.2V
3.8V
3.8V
3.8V
3.8V
0V
5V
5V
0V
5V
1V
8.0V
4.0V
4.0V
3.8V
3.8V
3.8V
3.8V
3.8V
3.8V
3.8V
3.8V
0V
3.8V
7.7V
5.0V
5.0V
0V
0V
7.6V
7.6V
0V
5V
0V
5V
0V
0V
5V
0V
5V
5V
0V
5.0V
0V
4.1V
4.9V
0V
5.0V
2.5V
0V
3.8V
IC2
IC9
IC10
IC8
CASSETTE MECHANISM
(D40-1150-05)
SYNTHESIZER UNIT (X14-689X-XX)
(E30-4792-05)
DC1
D
ATA
C
GND
REQ H
CON
MUTE
S GND
Rch
RST
2
4
3
8
12
7
6
11
10
1
5
9
D
ATA
H
Lch
CLK
REQ C
13
R404 100
R405 4.7K
R406 4.7K
R402 10
R403 4.7
R407 4.7K
R409 4.7K
R408 4.7K
R411 100
R410 100
R401 10
C403 100u10
+
C402 1u50
+
C401 1u50
+
13
1
3
2
4
5
L
GREF
VREF
CD R
R
PH-
6
7
8
CD GND
CD L
10
9
11
12
AFS
MPX
AM
LEVEL
MP IN
28
A
C
OUT L
OUT RL
OUT FR
OUT FL
A
C
OUT R
26
27
25
24
GND
VDD
OUT RR
23
21
22
QU
A
L
S MUTE
SCL
SD
A
19
20
18
17
MP OUT
14
16
15
MUX OUT L
MUX OUT R
FR
RR
RL
FL
5
7
6
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
31
32
33
34
35
36
37
38
39
40
M-OUT (R)
EQ OUT (R)
D IN (R)
RAI (R)
PB OUT (R)
MS GV (S)
MS GV (R)
MA OUT
MSI
MS DET
VCC
MUSIC
S/R (MSGV)
F/R
MTL
M-OUT (L)
RQ OUT (L)
D IN (L)
RAI (L)
PB OUT (L)
MUTE
NFI (R)
R IN (R)
RIP
F IN (R)
F IN (L)
V REF
R IN (L)
NFI (L)
1
2
3
4
5
6
7
8
9
10
MODE
MODE+B
SUB(-)
SUB(+)
PACK IN
F/R
GND
HEAD L
HEAD COM
HEAD R
9
7
1u50
+
C509
B.
U
.
42
44
16
63
18
17
5
4
3
2
1
SGND
IN2
IN1
NC
VCC
6
7
8
9
10
PGND
OUT2
NC
OUT1
NC
470
0.01
330K
5.1K
0.1u50
+
22u6.3
+
C514
150
R514
0.01
330K
5.1K
+
R513
150
C513
22u6.3
+
C517 0.1u50
15K
1500P
R533 470
C532 0.01
R534 100K
470
54
55
47u10
C501
+
0.01
C502
56
180K
R502
0.22u50
C505
+
C506
4.7
R501
57
64
3.3K
R20
R32 22K
10K
R30
C30 0.01
1/2W
10K
R11
1000P
C14
R14
82K
56K
R15
100K
R16
30K
R10
R415 100K
C404 0.01
VDD
GND
1
2
14
13
3
12
11
4
5
6
7
10
9
8
C40 0.01
77
59
58
0.01
C508
24K
R504
0.47u50
C507
+
1.6K
R503
10u10
+
22
R537
C533
C534
9
7
37
38
5
7
6
2.2u50
+
0.01
C202
47u10
+
C201
4.7uH
L201
C203
C206 0.015
C207 0.47
R201 2.7K
R202 4.7K
R551 10K
STBY
T-END
GND
GND
4
6
7
5
2
3
1
M+B
R552
1K
20
19
R556 470
R554 470
1/2W
C205 1
C204 1
4.7K
R203
C209 0.1
C208 0.1
C211 150P
C210 0.033
10
9
6
8
7
5
4
1
3
2
HEAD R
HEAD COM
HEAD L
GND
F/R
PACK IN
SUB(+)
SUB(-)
MODE+B
MODE
MODE
FWD/REV
PA
C
K
M+R
GND
T-END
STBY
GND
R413 100K
R414 100K
R412 100K
1
2
3
4
5
6
7
8
9 10
11 12 13 14 15 16 17 18
B.
U
B.
U
B.
U
GND
GND
GND
T
.MUTE
P
.CON
AC
C
A.5
RR-
RR+
RL-
RL+
FL-
FL+
FR+
FR-
L1
C20 0.01
R22 47K
47K
R21
R12 100K
R23 100K
78
21
22
R31 47K
RR-
RR+
RL-
FR+
FR-
RL+
FL-
FL+
3300u16
+
4.7K
C1
R535
R536
22K
R531
4.3K
C515
R517
R519
12K
R515
C512
R512
15K
1500P
C511
R511
R520
R518
C516
12K
R516
4.3K
R522
R521
9
11
13
10
R2
7
9
9
7
39
1K
R204
4.7K
R205
C518
3
1
2
7
4
5
6
7
B
5
3
1
6
2
4
8
REAR.
L
FR
ONT
. L
FR
ONT
. R
REAR.
R
P
.CONT OUT
AC
C
ANT
.CONT
8
7
5
6
4
3
1
2
BA
TT
A
RED
BLU/WHT
BLK
YEL
GRN
WHT
GR
Y
VIOL
GRN/BLK
WHT/BLK
GR
Y/BLK
VIOL/BLK
0.22
0.22
C531
0.01
4.7K
R1
+B
KRC-4902Y (E)
KRC-30Y (E)
KRC-36 (E)
KRC-365L (M)
2-71
0-22
2-72
2-70
NO
NO
NO
YES
YES
NO
YES
NO
YES
YES
NO
YES
MODEL NAME
KRC-391 (E)
UNIT
R111
C308
KRC-465R (M/I)
0-21
YES
YES
YES
A1
X86-3512-70
X86-3512-70
X86-3512-72
X86-3512-70
X86-3512-70
IC1
UPD780058GC418
UPD780058GC426
UPD780058GC418
UPD780058GC426
UPD780058GC418
NO
NO
YES
YES
NO
R112
NO
NO
YES
YES
YES
R113
+B
+B
+2V
+5V
+B
+B
+B
+B
+B
+5V
+5V
+5V
+B
+5V
+B
+B
+B
+5V
+5V
+B
YES
YES
YES
YES
Q301
NO
NO
NO
YES
YES
YES
YES
NO
NO
YES
YES
R146
R118
NO
YES
YES
NO
NO
R114
No.
KRC-391Y (E)
KRC-36Y (E)
+B
28
+2V
+2V
MUT
RST
MT
+8V
+8V
+8V
+8V
DTC114YUA
DTC143TUA
UN5111
UN5114
UN5211
UN5214
UN5216
2SA1036K
2SD1819A
E
C
B
2SD1760
B
C E
2SB1443
B
C
E
2SC4081
B
C
E
DTA114EUA
DTA124EUA
DTC114EUA
3
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299