Marantz Icemaker - Power Buffer

SCHEMATIC DIAGRAMS (2/10)
POWER BUFFER
GND LINE POWER- LINE POWER+ LINE SPDIF DSP / PCM SIGNAL SIGNAL Rch SIGNAL Lch STBY POWER
D9501
1A7
D9502
1A7
D9505
1A7
D9506
1A7
D6016
1SS133
D6018
1SS133
D6007
1SS133
D6010
1SS133
D6020
1SS133
D6009
1SS133
D6006
1SS133
D6019
1SS133
D6017
1SS133
D6013
1SS133
D6015
1SS133
D6014
1SS133
D6011
1SS133
D6012
1SS133
D6008
1SS133
D6005
1SS133
MAIN_IN_R
MAIN_IN_L
A-GND.
A-GND.
A-GND.
A-GND.
A-GND.
A-GND
A-GND
A-GND
A-GND
N8001
3P-VH
1
2
3
R8003
0.68UF/4.7ohm
N7007
2P-EHs
1
2
N7008
2P-EHs
1
2
R6063
47K
R7010
470
R9518
22K
R6034
1M
R8001
47K
R6059
100K
R7021
10
R6011
22
R6019
100
R9512
4.7K
R9506
470
R6014
22
R6056
100K
R6047
22
R6013
22
R9516 6.8K
R6043
6.8K
R7009
470
R7011
1K
R6046
22
R6051
22
R6048
22
R9522
22K
R6058
470K
R6003
22K
R6039
6.8K
R7007
470
R7020
10
R6042
22
R6035
1M
R6028
470
R7022
10
R6036
1M
R7016
47
R9511
4.7K
R6030
470
R9508
470
R7014
47
R6049
100K
R6050
100K
R8002
47K
R6025
1.5K
2W
R6057
470K
R6012
22
R6024
22
R6044
6.8K
R6023
22
R7015
47
R7028
10
2W
R6061
47K
R6040
6.8K
R9507
470
R7013
47
R6020
100
R9521
22K
R6029
470
R9517
22K
R6001
220K
R9505470
R6026
1.5K
2W
R6064
47K
R6053
22
R6027
470
R7027
10
2W
R9523
68K
R6054
22
R6055
100K
R9519
22K
R9524
68K
R7012
1K
R6060
100K
R7019
10
R6062
47K
R6021
22
R9515 6.8K
R6022
22
R6045
22
R7008
470
R6033
1M
R6002
220K
R6004
22K
R6041
22
R6052
22
R9520
22K
C7005
0.039
C6013
680P
FNS
C6014
680P
FNS
C7006
0.039
C6004
OPEN
-
C7004
0.01
FNS
C6003
OPEN
-
C7003
0.01
FNS
C8001
15000/63
LKG
C9508
OPEN
C6007
220/63
RA2
C6006
220/63
RA2
C6002
22/25
ROS
C6001
22/25
ROS
C6005
220/63
RA2
C8002
15000/63
LKG
C6008
220/63
RA2
Q6012
KSA992FTA
Q6001
KSA992FTA
Q7005
KTA1024Y-A
Q6009
KSA992FTA
Q6010
KSA992FTA
Q6019
KTA1024Y-A
Q6018
KSA992FTA
Q7006
KTA1024Y-A
Q6013
KSA992FTA
Q6014
KSA992FTA
Q6002
KSA992FTA
Q6011
KSA992FTA
Q6020
KTA1024Y-A
Q6017
KSA992FTA
Q9508
KTC3875S
Q6016
KSC1845FTA
Q6022
KTC3206
(Y)
Q6006
KSC1845FTA
Q6023
KSC1845FTA
Q6007
KSC1845FTA
Q9510
KTC3875S
Q7003
KTC3206
(Y)
Q6021
KTC3206
(Y)
Q6024
KSC1845FTA
Q6004
KSC1845FTA
Q9507
KTC3875S
Q6015
KSC1845FTA
Q6003
KSC1845FTA
Q6008
KSC1845FTA
Q7004
KTC3206
(Y)
Q6005
KSC1845FTA
Q9509
KRC102S
V6001
B4.7K
V6002
B4.7K
N7009
4P-VH
1
2
3
4
B9501
4P-SCN
1
2
3
4
N7001
5P-EH(IM)
1
2
3
4
5
N7002
5P-EH(IM)
1
2
3
4
5
B6001
5P-SCN
1
2
3
4
5
B6002
5P-SCN
1
2
3
4
5
B8001
SIN-SRA_1P_140MM
(1.8)
R6065
10
R6067
10
R6066
10
R6068
10
Q6031
KTA1266GR
Q6034
KTA1266GR
Q6033
KTA1266GR
Q6030
KTA1266GR
Q6029
KTA1266GR
Q6032
KTA1266GR
Q6035
KTC3198GR
Q6036
KTC3198GR
Q6028
KTC3198GR
Q6025
KTC3198GR
Q6026
KTC3198GR
Q6027
KTC3198GR
Q7002
2SC4495
R7018
220
R7017
220
N7005
1 2 3 4 5 6
N7003
1 2 3 4 5 6
N7004
1 2 3 4 5 6
N7006
1 2 3 4 5 6
Q9503
2N5551S
Q9504
2N5551S
Q9505
2N5401S
Q9506
2N5401S
C9503
1/50
RA3
C9504
1/50
RA3
C9507
100/16
RA3
C9505
C9506
Q9501 2N5401S
PRF18BC471QB5RB
1608
Z9501
D-GND.
R9503
47K
1608
C9501
0.01
1608
R9509 R9501
150K
1608
R9513
220K
1608
D9503
1SS133
R9502
150K
1608
PRF18BC471QB5RB
1608
Z9502
C9502
0.01
1608
R9504
47K
1608
R9510
D-GND.
Q9502 2N5401S
D9504
1SS133
R9514
220K
1608
D-GND.
R9526
OPEN
R9525
100K
1608
D-GND.
D7002
OPEN
D6004
OPEN
D6002
OPEN
D6001
OPEN
D6003
OPEN
Q7014
2SA1186
Q7012
2SC2837
Q7013
2SA1186
Q7011
2SC2837
J7004
SHORT
J7006 SHORT
J7002 SHORT
J7009
SHORT
J7011 SHORT
J7007
SHORT
J7008
SHORT
J7010 SHORT J7012 SHORT
OPEN Z9503
R7001
SHORT
R7002
SHORT
R6017
27K
R6008
27K
R6018
27K
R6007
27K
R6009
18K
R6010
18K
R6015
18K
R6016
18K
R6037
180
R6038
180
R6032
180
R6031
180
C6016
220/25
RA2
C6015
220/25
RA2
D7001
OPEN
J7003
SHORT
J7001 SHORT
Q7001
2SC4495
J7005 SHORT
EARTH
C6010
22/50
RA2
C6009
22/50
RA2
C6011
22/50
RA2
C6012
22/50
RA2
D8001
FCH10A15
D8002
FRH10A15
Q7007
KTC3423-Y-U/PH
Q7008
KTC3423-Y-U/PH
Q7009
KTA1360-Y-U/PH
Q7010
KTA1360-Y-U/PH
R6006
100
R6005
100
D6021
SHORT
D6023
SHORT
D6022
SHORT
D6024
SHORT
3P-EHs
N9901
1
L
2
3
R
10
R9902
JY6313_01-030
K9901
GND
1
Lch
2
Rch
3
10
R9901
0.01
PPF
C9902
1P-WIRE
B9901
0.01
PPF
C9901
SLR342VC
D2901
3P-EHs
N2901
1 2 3
KDS122
D7005
1
2
3
KDS122
D7003
1
2
3
KDS122
D7004
1
2
3
KDS122
D7006
1
2
3
R7024
0.1x2
123
R7023
0.1x2
123
V7001
B2.2K
V7002
B2.2K
R7004
1K
R7003
1K
R7005
10K
R7006
10K
R7029
1.8K
R7030
1.8K
100
R2902
100
R2901
C9903
0.1
C9904
0.01
J9901 SHORT
(5)
9999999999_89
OPEN
Z9901
C7001
10/35
ROS
C7002
10/35
ROS
PRT_2.
PRT_1.
+24VL.
D-GND.
SPK_R+
SPK_L+
FROM MAIN POWER TRANSFORMER
POWER BUFFER PWB
NORMAL:26V
NORMAL:26V
0V
NORMAL:0V
NORMAL:0V
WIRE PROTECTION PWB
DC OFFSET DETECT
OVER CURRENT DETECT
OVER CURRENT DETECT
OVER HEAT DETECT
PROTECT MODE: PRT_1
OVER CURRENT: 0V DETECT
DC OFFSET: 0V DETECT
OVER HEAT: 0V DETECT
0V
F,U: NC
N,K: 100P
F,U: NC
N,K: 100P
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFP
CFPS CFPS
CFPS
CFPS
CFPS CFPS
CFPS CFPS
CFPS
CFPS
CFP
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
CFPS
8U-110159-3
CFPS
CFPS
CFPS
CFPS
8U-110159-2
HEADPHONE PWB
CFPS
TO CHASSIS
CFPS
N/K VERSION ONLY
8U-110159-9
8U-110159-8
STANDBY LED PWB
0A
TO A0
1A
TO A1
B9501
TO N9002
N9901
TO N7503
N2901
TO B2801
N7009
TO N7501
SCHEMATIC DIAGRAMS (2/2)
8U-310014 SACD UNIT (2/2)
49
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16