Marantz NA8005, Service Manual

Page: 52 / 84

SCHEMATIC DIAGRAMS (6/8)
06-POWER
GND LINE POWER- LINE POWER+ LINE SIGNAL
fro
m
T
R
AN
S
USB3.3V_
USB1.8V_
USB1.2V_
RADIATOR
TR SHIELD
HEAT-SINK
TR SHIELD
HEAT-SINK
TR SHIELD
BIG HEAT-SINK
RADIATOR
RADIATOR
T4AL/250V
T1AL/250V
T1AL/250V
T5AL/250V
FH92 FH92
FH93 FH93
FH94 FH94
FH95 FH95
FH96 FH96
11
10
9
8
7
6
5
4
3
2
1
BN
93
CW
B1
1
F901
F902
D901
1N4003
D902
1N4003
D903
1N4003
D904
1N4003
D905
1N4003
D906
1N4003
D907
1N4003
D908
1N4003
C
90
1
2200
/35
V
C
90
2
0.
1u
F
R902
0ohm
F903
OPEN
2
4
3
1
D909
HVDGBJ606BHA
C
90
3
0.
1u
F
C
90
5
680
0u
F/
16V(105
)
C
90
4
0.
022
u
C
90
6
0.
1u
F
R
90
3
100
K
R
90
4
120
K
R
90
5
68
K
D910
1N4003
D911
1N4003
C
90
7
16V
/22
0u
F(105
)
D912
1N4003
D913
1N4003
D914
3.6V
C
90
8
2.
2/
50
V
R906
4.7K
R
90
7
10
K
Q901
KRC102S
Q902
2SC4081
R
90
8
10
K
R
90
9
10
K
C
90
9
0.
1u
F
C
91
0
0.
1u
F
R
91
0
33
K
R
91
1
82
K
R
91
2
150
K
D916
1N4003
C
91
1
16V
/22
0u
F(105
)
D917
KDS160RTKP D918
KDS160RTKP
R916
OPEN
F904
D920
1N4003
D922
1N4003
D924
1N4003
D926
1N4003
C
91
2
2200
16
V
2
4
3
1
D929
HVDGBJ606BHA
C
91
3
680
0u
F/
16V(105
)
C
91
4
680
0u
F/
16V(105
)
C
91
5
0.
1u
F
C
91
6
0.
1u
F
R
91
7
47
K
R918
470K
R919
220K
C
91
7
16V
/22
0u
F(
R
A3
)
5
4
3
2
1
S ec ic C
IC904
PQ050DNA1ZPH R920
10K
C
91
8
100
25
V(
R
OA
)
2
4
3
1
D930
HVDGBJ606BHA
C
92
5
680
0u
F/
16V(105
)
C
92
6
0.
1u
F
VOU
T
GN
D
ON/OF
F
VIN
4
1 2
3
IC907
CVIK A278R33P HA
R923
10K
C
92
8
16V
/22
0u
F(105
)
C
92
9
0.
1u
F
C
93
0
0.
1u
F
5
4
3
2
1
S ec ic C
C908 PQ018ENA1ZPH
R924
10K
C
93
1
16V
/22
0u
F(105
)
C
93
2
0.
1u
F
C
93
3
0.
1u
F
5
4
3
2
1
S ec ic C
C909 PQ012ENB1ZPH
R925
10K
C
93
4
16V
/22
0u
F(105
)
C
93
5
0.
1u
F
F905
Q904
HVTKRC102S
D
92
8
KD
S160
R
TK
P
D932
11EQS10
D933
KDS160RTKP
R
92
7
10
K
7
6
5
4
3
2
1
CN
85
C
JP07G
I236
ZW
L912
BLM21PG221
L901
BLM21PG221
L902
BLM21PG221
C
93
6
0.
1u
F
C
93
7
0.
1u
F
C
93
8
0.
1u
F
11
10
9
8
7
6
5
4
3
2
1
BN
14
CW
B1
1
L903
BLM21AG121
L904
BLM21AG121
L906
BLM21AG121
L907
BLM21AG121
L908
BLM21AG121
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
WF
91
C
JP21GA115
ZY
R928 0
R929 0
R930 0
R931 0
R932 0
R933 0
R934 0
R935 0
R936 0
R937
33
R938
33
L909
BLM21AG121
L910
BLM21AG121
L911
BLM21AG121
R939 OPEN
R940 0
R
94
1
10
K
3
VOUT
VCC
GND
C CTL
2
4
5 1
IC903
CVIBA00JC5WTHA
3
VOUT
VCC
GND
C CTL
2
4
5 1
IC901
CVIBA00JC5WT
3
VOUT
VCC
GND
C CTL
2
4
5 1
IC902
CVIBA00JC5WTHA
R901
33
R926
33
6 5 4
3 2 1
IC912
CVTTPC6111
R
94
3
4.
7K
D935
KDS160RTKP
R
94
4
OPE
N
D
93
7
OPE
N
D934
1N4003
L913
CLZNFM21PC105B1C3D
L914
CLZNFM21PC105B1C3D
L915
CLZNFM21PC105B1C3D
L918
CLZNFM21PC105B1C3D
L917
CLZNFM21PC105B1C3D
L919
CLZNFM21PC105B1C3D
L916
CLZNFM21PC105B1C3D
5
4
3
2
1 1
2
3
4
5
CN
95
C
JP05G
I237
ZW
5
4
3
2
1
1
2
3
4
5
CN
19
C
JP05G
I236
ZW
CTRL
G
N
D
VOUT VIN
4
3
2 1
C910
HV KIA278R33PI
C941
0.1uF
C
94
2
220
/16
V
D919
1N4003
L905
BLM21AG121
Q903
KRC102S
R913
4.7K
C
91
9
2.
2/
50
V
D931
10V
D938
1N4003
R942
10K
D915
1N4003
4
3
2
1
1
2
3
4
CN
96
C
92
0
220
/16
V(
R
OS
)
GND
GND
+18V
_O
LE
D
P_DWN
GND
GND
GND
GND
NET_3 3_STB
NET_1.2_STB
CTL_+5USBA
GND
+5DIGO
GND
SHORT
GND
GND
+18V_OLED
+3.3DD
+1.2NET
+3.3DD
+3.3DD
+5D GO
+5D GO
GND
NET_1.2_STB
P_DWN
SHORT
STB_CNT_
NET_3.3_STB
CTL_+5USBA
+3.3DSP
+1.8DSP
+1.2DSP
+3
.3S
T
+3.3DD
+1.2NET
V+6DSP
CTL_+1.8DSP.
CTL_+3.3DSP.
CTL_+3.3DSP.
CTL_+1.8DSP.
GND
GND
GND
+1.8DSP
+3.3DSP
+1 2DSP
STB_CNT_
+6SMPS_
SMPS_CONT_
+6SMPS_
SMPS_CONT_
+6ST_
+3 3NET_
+1.8SMPS_
+3.3NET_
+3.9SMPS_
+3.9SMPS_
CTL_+3.3NET_
CTL_+3 3NET_
GND
+3
.3S
T
+1.8SMPS_
CTL_+1.2NET_
CTL_+1 2NET_
+3.3ST
+6ST_
+3 3NET_
GND
GND
+5VUSBA
+5VUSBA
+3 3ST
+3.3ST
GND
+3.3ST
GND
GND
GND
GND
GND
GND
BN14
TO CN14
WF91
TO WF13
BN93
T
O CN93
CN85
TO BN85
CN19
TO BN19
52
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