SCHEMATIC DIAGRAMS
SCH01_MAIN
GND LINE
POWER- LINE
POWER+ LINE
Rch SIGNAL Lch SIGNAL
STBY POWER
** THIS SCHEMATIC DIAGRAM MAY BE MODIFIED AT ANY TIME WITH THE
IMPOROVEM ENT OF PERFORMANCE.
pF = 10 uF
** THE UNIT OF CAPACITANCE IS MICROFARAD(uF)
K = 1000 OHM. M = 1000KOHM.
** THE UNIT OF RESIST ANCE IS O HM.
USE O NLY MANUFACTURER'S SPECIFIED PARTS.
IMPORTANT FOR SAFET Y. WHEN REPLACING ANY OF T HESE COMPONENT S
COMPONENT IDENTIFIED BY MARK HAVE SPECIAL CHARACT ERISICS.
** IMPORTANT SAFETY NOTICE.
-6
TUNER
CD IN
NETWORK IN
RECORDER IN
L
R
L
R
R
L
L
RECORDER OUT
PHONO IN
L
R
L1
L2
L3
LCOM1
L4
L5
L6
LCOM2
L7
L8
LCOM3
VEE
CE
DI
CL
R1
R2
R3
RCOM1
R4
R5
R6
RCOM2
R7
R8
RCOM3
VDD
RES
S
VSS
SP-BA SE
FROM FRON T B5001
3P-B ASE
L
R
A_GND
FNS
3P_BASE
FNS
3P_BASE
R_CH
L_CH
FAS
FAS
SPK-A -L CH
SPK-B -L C H
SPK-A -R CH
SPK-B -R CH
3P-B ASE
HP_L
HP_R
L_CH
R_CH
L_CH
R_CH
R_CH R_CH
L_CH
L_CH
FROM FRON T PCB B 1002
LC78212-CE
LC78212-DA TA
LC78212-CL K
MCU +5VD
D_GND
F_MUT E
A_MUTE
PROTE CT_1
P_RELAY
+12V
PROTE CT_2
SPK_A
SPK_B
AUDIO DET
HEAT
GND
NC
TEM PROTEC T
DC_DETECT
3P-B ASE-BO X
FROM HP PCB B9901
5P-B ASE
FROM MAIN TRANS
GND-TERMIN AL
AC
GND
GND
GND
AC
AC
AC
GND
F_MUT E
R
R
L
+3.3V
GND
GND
GND
+5V
+12V
-12V
DIGITAL.L_IN
DIGITAL.R_IN
FROM FRON T PCB B1003
FROM DIGIT AL PCB BN301
FROM DIG ITAL UNIT BN300
FROM MAIN TRANSFORMER
FROM MAIN TRANS
+15V
-15V
L
R
A_GND
A_MUTE
A_MUTE
RA2.ELNA
RA2.ELNA
RA2.ELNA
RA2.ELNA
DIG PO WER ON /OFF
A_MUTE
SPK_A
SPK_B
NICHIC ON
NICHIC ON
CH GND
CH GND
RA2RA2
EUR,CHN : USE
USA,JPN : OPEN
EUR,CHN : USE
USA,JPN : OPEN
EUR,CHN : USE
USA,J
PN : O PEN
C4001 C4002
EUR,CHN : 6.8K
USA,JPN : JUM PER
L4001 L4002
R4001 R4002
EUR,CHN : USE
USA,JPN : OPEN
EUR,CHN : USE
USA,JPN : OPEN
123
N8001
CJP03GA 90ZY
R3003
220
R3004
220
R3007
220
R3008
220
R3011
220
R3012
220
R3015
220
R3016
220
R3027
560
R3028
560
R3026
220K
R3025
220K
R3014
220K
R3013
220K
R3010
220K
R3009
220K
R3006
220K
R3005
220K
R3002
220K
R3001
220K
C3009
100V/220pF
C3010
100V/220pF
C3011
100V/220pF
C3012
100V/220pF
C3013
100V/220pF
C3014
100V/220pF
C3015
100V/220pF
C3016
100V/220pF
C3021
100V/220pF
C3022
100V/220pF
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
U4001
NJM2068MD TE1
C4001
100V/220pF
C
4002
100V/220pF
R4001
6.8K
R4002
6.8K
R4004
330K
R4003
330K
R4005
56K
R4006
56K
R4007
100
R4008
100
R4015
100
R4019
100
R4016
100
R4020
100
C4006
100V/220pF
C4005
100V/220pF
R4009
100
R4010
100
1
3 4
6
2
L4001
1
34
6
2
L4002
C4003
50V/10uF
C4004
50V/10uF
C4015
50V/10uF
C4016
50V/10uF
C4009
100V/0.039uF
C4010
100V/0.039uF
C4011
100V/0.001uF
C4013
100V/0.01uF
C4014
100V/0.01uF
C4012
100V/0.001uF
R4013
6.8K
R4014
6.8K
C4007
35V/220uF
C4008
35V/220uF
C4020
100/25V
C4019
100/25V
R4011
82K
R4012
82K
R4017
100K
R4018
100K
C4017
OPEN
C4018
OPEN
R4021
0.25W/10
123456789101112131415
16 17 1 8 19 20 2 1 22 23 24 2 5 26 27 28 2 9 30
U3501
HVILC78212
R3506
120
R3507
120
R3508
120
C3503
50V/330pF
C3504
50V/330
pF
C3505
50V/330pF
R3501
47
R3502
47
R3503
100K
R3504
100K
R3801
100K
R3802
100K
R3505
10K
C3501
50V/10uF
C3502
50V/10uF
C3506
50V/4.7uF
C3801
50V/10uF
C3802
50V/10uF
R3803
1K
R3804
1K
R3805
0.25W/10
R3806
0.25W/10
C3803
100/25V
C3804
100/25V
R3901
10K
R3902
10K
R3907
100K
R3905
100K
R4022
0.25W/10
R3903
100
1 2 3 4
5678
A
+-
B
+ -
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
U3801
AZ4580MTR -E1-CU
D3501
1SS133M
1 2 3 4 5
N3001
A2512WV0- 5P
1234
5 6 7 8
A
+-
B
+ -
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
U3901
AZ4580MTR -E1-CU
C3901
100V/220pF
C3903
OPEN
C3905
OPEN
C3902
50V/10uF
R3904
39K
R3906
47K
D3901
1SS133M
D3902
1SS133M
D3903
1SS133M
C3904
63V/10uF
123
N6001
R6011
100
R6005
330
R6009
47K
R6007
1K
R6003
220K
R6001
10
Q6001
KTC2874B
C6001
25V/22uF
C6003
200V/100pF
C6011
63V/470uF
R6023
JUMPE R
C6007
OPEN
R6019
33K
D6001
1SS133M
R6015
22
Q6003
KSA992F
Q6005
KSC1845F
R6017
22
R6021
33K
R6025
JUMPE R
C6009
OPEN
C6013
63V/470uF
C6005
50V/0.022uF
R6013
1M
D6003
1SS133M
Q6011
KSC1845F
Q6007
KSC1845F
R6027
22
R6029
22
Q6009
KSA992F
Q6013
KSA992F
R6097
100
R6099
330
R6101
330
R6103
390
R6109
390
C6015
100V/330pF
R6039
1M
R6041
1M
Q6015
KSA992F
D6005
1SS133M
R6031
0.25W/470
R6043
4.7K
R6035
0.25W/150
Q6019
KTA1024Y
C6017
25V/47uF
Q6017
KSC1845F
R6033
0.25W/470
R6037
0.25W/150
D6007
1SS133M
R6045
4.7K
Q6021
KTC3206Y
R6049
22
R
6051
22
R6047
22
R6053
22
R6055
22
R6057
47K
R6059
47K
Q6023
KTC3198Y
Q6025
KTA1266Y
Q6029
KTC3198Y
Q6027
KTA1266Y
R6067
1.8K
R6069
820
R6071
270
R6061
100K
R6073
0.25W/22
R6075
0.25W/22
R6077
0.25W/100
R6079
0.25W/100
Q6033
KTC3206Y
Q6035
KTA1024Y
Q6131
2SC4467
Q6132
2SA1694
R6083
0.25W/47
R6085
0.25W/47
R6089
0.25W/10
R6091
0.25W/10
C6019
35V/220uF
31
2
V6001
2.2K
R6081
0.25W/1K
R6087
0.25W/220
R6093
5W/0.22
R6095
5W/0.22
123
N6003
R9009
82K
D6011
1SS133M
D6009
1SS133M
D6010
1SS133M
D6012
1SS133M
R6065
22K
R6066
22K
R6063
470K
R6064
470K
3 1
2
V6003
4.7K/B
3 1
2
V6004
4.7K/B
R6012
100
R6006
330
R6010
47K
R6008
1K
R6004
220K
R6002
10
Q6002
KTC2874B
C6002
25V/22uF
C6004
200V/100pF
C6012
63V/470
uF
R6024
JUMPE R
C6008
OPEN
R6020
33K
D6002
1SS133M
R6016
22
Q6004
KSA992F
Q6006
KSC1845F
R6018
22
R6022
33K
R6026
JUMPE R
C6010
OPEN
C6014
63V/470uF
D6004
1SS133M
Q6012
KSC1845F
Q6008
KSC1845F
R6028
22
R6030
22
Q6010
KSA992F
Q6014
KSA992F
R6098
100
R6100
330
R6102
330
R6104
390
R6110
390
C6016
100V/330pF
R6040
1M
R6042
1M
Q6016
KSA992F
D6006
1SS133M
R6032
0.25W/470
R6044
4.7K
R6036
0.25W/150
Q6020
KTA1024Y
C6018
25V/47uF
Q6018
KSC1845F
R6034
0.25W/470
R6038
0.25W/150
D6008
1SS133M
R6046
4.7K
Q6022
KTC3206Y
R6052
22
R6048
22
R6054
22
R6056
22
R6058
47K
R6060
47K
Q6024
KTC3198Y
Q6026
KTA1266Y
Q6030
KTC3198Y
Q6028
KTA1266Y
R6068
1.8K
R6070
820
R6072
270
R6062
100K
R6074
0.25W/22
R6076
0.25W/22
R6078
0.25W/
100
R6080
0.25W/100
Q6034
KTC3206Y
Q6036
KTA1024Y
Q6141
2SC4467
Q6142
2SA1694
R6084
0.25W/47
R6086
0.25W/47
R6090
0.25W/10
R6092
0.25W/10
C6020
35V/220uF
31
2
V6002
2.2K
R6082
0.25W/1K
R6088
0.25W/220
R6094
5W/0.22
R6096
5W/0.22
123
N6004
R9010
82K
R9001
0.25W/1K
R9007
22K
R9003
0.25W/1.5K
R6105
2W/10
D9001
1SS133M
Q9001
KSC1845F
R9005
22K
J6001
C6023
100V/0.039uF
L6001
OPEN
R9002
0.25W/1K
R9008
22K
R9004
0.25W/1.5K
R6106
2W/10
D9002
1SS133M
Q9002
KSC1845F
R9006
22K
J6002
C6024
100V/0.039uF
L6002
OPEN
R7503
4.7K
R7504
47K
Q7503
KTC3198Y
R7505
4.7K
R7506
47K
Q7504
KTC3198Y
R7501
47K
R7502
4.7K
Q7501
KTA1266Y
2
3
1
Q7502
HVTK RC107S
+
-
-
+
+
-
+
-
1
3
2
4
7
5
8
6
9
10
K7501
CJJ5Q006Z
D7501
1SS133M
D7502
1SS133M
C7505
50V/0.01uF
C7506
50V/0.01uF
C7502
100V/0.01uF
C7504
100V/0.01uF
C7501
100V/0.01uF
C7503
100V/0.01uF
56
43
8
1
7
2
S7503
CSL4A016Z U
D7503
1SS133M
2
3
1
Q7505
HVTK RC107S
R7508
2W/330
123
N7501
R7507
2W/330
1 2 3
N9001
CJP03GA 19ZY
Q9101
KTC3875S YRTK
Q9102
KTC3875S YRTK
Q9005
KTC3875S YRTK
Q9006
KTC3875S YRTK
Q9004
KTC3875S YRTK
Q9008
HVTK RC102S
Q9007
KTA1504S YRTK
Q9103
KTA1504S YRTK
Q9003
KSA992F
R9012
22K
R9013
22K
R9014
22K
R9016
68K
R9015
100K
R9011
6.8K
R9107
10K
R9108
68K
R9103
33K
R9101
33K
R9102
33K
C9101
50V/47uF
C9003
50V/47uF
C9004
63V/10uF
C9001
50V/0.47uF
C9005
25V/0.1uF
C9002
25V/0.1uF
12345
N8101
CJP05GI237Z
W
1
3
4
2
D8001
CVDD30XBN2 0
C8001
63V/10000uF
C8002
63V/10000uF
D8101
11EQS10
D8102
11EQS10
D8103
11EQS10
D8104
11EQS10
1
2
3
B8101
D8202
1N4003
D8201
1N4003
D8105
1N4003
D8106
1N4003
3
1
2
OUT IN
GND
U8102
CVIK IA7915PI
GND
OUT IN
3
2
1
U8201
CVIK IA7812APIB SA
GND
OUT IN
3
2
1
U8101
KIA7815A PIUPF
R9105
22K
R9104
22K
R9106
22K
C8202
50V/47uF
C8103
25V/47uF
C8201
25V/470uF
R8101
0.5W/1
R8102
0.5W/1
C8101
63V/470uF
C8102
63V/470uF
C8204
50V/0.1uF
C8205
50V/0.1uF
C8206
50V/0.1uF
1
2
3
INOUT
GND
U8202
HVIKI A7805API
C8203
50V/47uF
C8207
50V/0.1uF
C8105
50V/0.1uF
C8106
50V/0.1uF
C8107
50V/0.1uF
C8108
50V/0.1uF
C8104
25V/47uF
J6004
J6003
J6005
R6201
OPEN
D
6203
OPEN
C3001
25V/0.1uF
C3002
25V/0.1uF
C3003
25V/0.1uF
C3004
25V/0.1uF
C3007
25V/0.1uF
C4021
25V/0.1uF
32
45
1
6
S7502
CSL3A018Z E
32
45
1
6
S7501
CSL3A018Z E
1
2
3
4
5
6
7
K3001
1
2
3
4
5
6
7
K3002
R8001
0.68uF/125VAC
123
N8303
CJP03GI237ZW
C8301
16V/6800uF
C8305
35V/220uF
C8304
35V/220uF
C8302
35V/220uF
C8303
35V/220uF
D8301
11EQS10
D8302
11EQS10
D8303
11EQS10
D8304
11EQS10
D8305
11EQS10
D8306
11EQS10
D8307
11EQS10
D8308
11EQS10
3
2
1
OUT IN
COMMON
U8302
KIA7812A PI
3
1
2
OUT IN
GND
U8303
KIA7912PI
R8301
22K
R8302
22K
R8303
22K
123
N8302
CJP03GI236ZW
Q6031
2SC4495
Q6032
2SC4495
R3511
220K
R3510
220K
C8306
16V/220uF
151413121110987654321
N3002
CJP15GI236ZW
R8306
330
R8307
1K
D8309
1SS133M
1
2
3
INOUT
GND
U8304
KIA7805A PI
12
3
4
VINVOUT
GND
CTRL
U8301
KIA278R33P I
1
2
3
B8001
R6108
JUMPE R
C8307
50V/10uF
R3512
4.7K
Q3501
KRC107S
Q3502
KRC107S
Q3503
KRC107S
R3513
4.7K
R3514
4.7K
D8310
1SS133M
D8311
1SS133M
1234567
N8301
CJP07GI236ZW
Z4001
CWE5202080A
Z4002
OPEN
J6006
J6007
R9017
47K
R3517
220
R3515
220
R3516
220
C8308
100V/0.01uF
C8309
100V/0.01uF
C8109
100V/0.01uF
C8110
100V/0.01uF
C8310
35V/220uF
C8311
35V/220uF
D6014
1SS133M
D6013
1SS133M
3
2
1
D6015
KDS122
3
2
1
D6016
KDS122
3
2
1
D6017
KDS122
3
2
1
D6018
KDS122
Q6111
2SC4883A
Q6112
2SA1859A
Q6121
2SC4883A
Q6122
2SA1859A
1
2
3
K4001
CJJ4N101Z
C4022
50V/0.01uF
1
2
3
K3004
CJJ4N
101Z
C3023
50V/0.01uF
Q8301
KTC3875S YRTK
R8308
47K
32
45
1
6
S8301
G5PA- 28-MC
TUNER-R
TUNER-L
NET-R
NET-L
REC-IN-R
REC-IN-L
CD-R
CD-L
PHONO-R
PHONO-L
INPUT1
REC1-LOU T
DIG-L
REC-IN-L
NET-L
TUNER-L
CD-L
PHONO-L
REC1-ROU T
DIG-R
REC-IN-R
NET-R
TUNER-R
CD-R
PHONO-R
-15V
+15V
-15V
+15V
+12V
A_GND1
A_GND
D_GND2
D_GND2
D_GND2
D_GND2
D_GND2
D_GND2
D_GND2
D_GND2
A_GND
A_GND
D_GND2
REC1-LOU T
REC1-ROU T
A_GND2
D_GND2
D_GND2
D_GND2
DIG-R
DIG-L
0.36 V (AC)
0.36 V (AC) 28.68 V (DC) 6.16 V (AC) 35.68 V (DC)
-35.65 V (DC)
6.18 V (AC)
6.18 V (AC) 6.18 V (AC)
0.36 V (AC) -29.56 V (DC)
Point A
Point B
Point C
Point D
Point E
Point F
Point A
Point B
Point C
Point D
Point E
Point F
Measurement condition
・Voltage measurement
No signal
・Waveform measurement
INPUT: 200mVrms/1KHz(CD)
Surround mode: S.Direct
OUTPUT: 1/8W
Speaker load: 4ohms
N8302
TO BN301
N6001
TO B1003
N7501
TO B9901
N3001
TO B5001
N3002
TO B1002
N9001
TO B6501
N8301
TO BN300
10
Caution in
servicing
Electrical Mechanical Repair Information Updating
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General
Weight and Dimensions
