Marantz Icemaker, Service Manual, Page: 57 / 86

SCHEMATIC DIAGRAMS (10/10)
DIGITAL 5
Note
All Ref.No. has been described in the parts list are
four digits.
But there are less than four digits of printed Ref.No.
on the PCB, and they have become four digits after
the header by adding "0" in the parts list.
GND LINE POWER- LINE POWER+ LINE SPDIF DSP / PCM
SIGNAL SIGNAL Rch SIGNAL Lch
STBY POWER
100/16
C839
CONT5.
INPUT
DIR1_DATA
INPUT
USBB_MCK_OUT
OUTPUT
L800
BLM21PG221
AMUTE
INPUT
ERROR
INPUT
DAC_DATA_IN
INPUT
7P-FFC_BASE(SIDE)
N801
1
TCK
2
GND
3
TDO
4
3.3V
5
TMS
6
TDI
7
GND
DIR_SCK_24.576MHz
OUTPUT
TC7WHU04FU
U805
1A 1
2Y
2
3A
3
GND
4
3Y 5
2A 6
1Y 7
VCC 8
DAC_CK_IN
INPUT
DAC_RST_IN
INPUT
DIR1_BCK
INPUT
DIR1_LRCK
INPUT
USBB_44/48
INPUT
/INT_EXT
INPUT
GND
PLD_DAC_SEL
INPUT
ACP_SCL
INPUT
EPM240T100C5N
-
U800
1 IO
2 IO
3 IO
4 IO
5 IO
6 IO
7 IO
8 IO
9 VCCIO1
10 GNDIO
11 GNDINT
12 IO/GCLK0
13 VCCINT
14 IO/GCLK1
15 IO
16 IO
17 IO
18 IO
19 IO
20 IO
21 IO
22 TMS
23 TDI
24 TCK
25 TDO
26
IO
27
IO
28
IO
29
IO
30
IO
31
VCCIO1
32
GNDIO
33
IO
34
IO
35
IO
36
IO
37
IO
38
IO
39
IO
40
IO
41
IO
42
IO
43
IO/DEV_OE
44
IO/DEV_CLRn
45
VCCIO1
46
GNDIO
47
IO
48
IO
49
IO
50
IO
51
IO
52
IO
53
IO
54
IO
55
IO
56
IO
57
IO
58 IO
59
VCCIO2
60
GNDIO
61
IO
62
IO/GCLK2
63
VCCINT
64
IO/GCLK3
65
GNDINT
66
IO
67
IO
68
IO
69
IO
70
IO
71
IO
72
IO
73 IO
74
IO
75
IO
76
IO
77
IO
78
IO
79
GNDIO
80
VCCIO2
81
IO
82
IO
83
IO
84
IO
85
IO
86
IO
87
IO
88
IO
89
IO
90
IO
91
IO
92
IO
93
GNDIO
94
VCCIO2
95
IO
96
IO
97
IO
98
IO
99
IO
100
IO
GND
GND
-
DSD_MUTE_F
INPUT
GND
TC7WHU04FU
U804
1A 1
2Y
2
3A
3
GND
4
3Y 5
2A 6
1Y 7
VCC 8
PLD_RSV3
INPUT
DIR1_MCK
INPUT
DAC_CONT_SEL
INPUT
DAC_CS_IN
INPUT
AUDIO_DSD/PCM
INPUT
100/16
C837
ACP_SDA
INPUT
R927
0
33_VCCIO
33_VCCIO
33_VCCIO
USBB_MODE
INPUT
USBB_DSD_DATA_R
INPUT
USBB_DSD_DATA_L
INPUT
USBB_DSD_BCK
INPUT
USBB_DSD_PCM
INPUT
D_MUTE
INPUT
C8
25
10
0/
16
-
-
-
-
-
-
-
- -
-
-
-
-
-
-
33_VCCIO
-
CS2000-CP
U801
1 VD
2 GND
3 CLKO
4 AUXO
5 CLKIN 6
XTO
7
XTI
8
M2
9
M1
10
M0
R880
10K
R881 22
BLM21PG221
L801
33_VCCIO
4.7K
R883
GND
4.7K
R884
OPEN
1005
R853
OPEN
1005
R857
-
-
33_VCCIO
10/16 C827
R855
10K
GND
10K
R912
+3.3V_NSW
P_DOWN
INPUT
0
R807
0
R808
0 R809
0 R810
10K R811
10K R812
1K R813
47
R822
47
R823
47
R824
47
R825
47
R826
47
R827
0
R8
28
0
R8
30
0
R8
34
0
R8
36
0
R8
38
0
R840
0
R842
0
R844
0
R8
46
0
R848
0
R878
0 R877
0 R876
0
R875
0 R874
0 R873
0
R872
0 R859
0
R871
0
R870
0 R869
0
R868
0
R867
0
R866
0
R864
0
R8
54
0
R851
0
R8
49
0
R847
0
R845
0
R839
0
R837
0 R858
C
8
0
0
1
0
0
0
P
C
8
0
2
1
0
0
0
P
C
8
0
4
1
0
0
0
P
C
8
0
6
1
0
0
0
P
C
8
0
8
1
0
0
0
P
C
8
1
0
1
0
0
0
P
C
8
1
2
1
0
0
0
P
C
8
1
4
1
0
0
0
P
C
8
1
6
1
0
0
0
P
C
8
1
8
1
0
0
0
P
C
8
2
0
1
0
0
0
P
C
8
2
2
1
0
0
0
P
C
8
2
8
0
.
1
Z
C836
0
.
1
Z
C829
0.1Z
C
8
3
0
0
.
1
Z
C838
0
.
1
Z
C
8
2
6
0
.
1
Z
C
8
1
7
0
.
1
Z
C
8
2
1
0
.
1
Z
C
8
0
9
0
.
1
Z
C
8
0
7
0
.
1
Z
C824 0.
1
Z
C
8
0
1
0
.
1
Z
C
8
0
5
0
.
1
Z
C
8
1
9
0
.
1
Z
C
8
2
3
0
.
1
Z
C
8
0
3
0
.
1
Z
C
8
1
1
0
.
1
Z
C
8
1
5
0
.
1
Z
C
8
1
3
0
.
1
Z
1SS355T D800
1SS355T
D801
1SS355T
D802
56
R897
56
R860
56
R8
50
56
R903
100
R904
0
R901
100
R910
56
R906
56
R911
56
R843
33_VCCIO
OPEN
R907
R934
0
R928 OPEN
USBB_MUTE
INPUT
0
1005
R935
56 R900
R937
10K
0
R8
52
CD_USBB_DIR
OUTPUT
AMUTE_
OUTPUT
RST_
OUTPUT
DAC_CK_OUT
OUTPUT
DAC_DATA_OUT
OUTPUT
DAC_CS_OUT
OUTPUT
44/48
OUTPUT
DIR_CLK
OUTPUT
CS2000_MCK
OUTPUT
USB-B_CLK
OUTPUT
DAC_BCK
OUTPUT
DAC_LRCK
OUTPUT
DAC_DATA
OUTPUT
10K
R938
10K R939
10K R940
10K R941
10K R942
10K R943
10K R944
10K R945
10K R946
10K R947
10K R948
10K
R949
10K R950
10K R951
10K
R952
10K
R954
10K
R953
10K
R955
10K
R956
10K
R829
DAC_DSD_BCK
OUTPUT
DAC_DSD_DATAR
OUTPUT
DAC_DSD_DATAL
OUTPUT
0
R893
DSD_MUTE_F
AMUTE
DAC_CONT_SEL
ERROR
/INT_EXT
.ERROR
USBB_44/48
DAC_DSD_BCK DAC_DSD_DATAR DAC_DSD_DATAL
USBB_MODE
D_MUTE
USBB_DSD_DATA_L
USBB_DSD_BCK
TDO
USBB_DSD_PCM
.DAC_DSD_DATAL .DAC_DSD_DATAR
.DAC_DSD_BCK
DAC_BCK
DAC_MCK_22.5792M
22.5792M_DIR
.DAC_MCK_24.576M
22.5792M_DIR DAC_MCK_24.576M
PLD_AMUTE 44/48 DAC_CS_OUT DAC_DATA_OUT DAC_CK_OUT DAC_RST_OUT
.DAC_CK_IN
.DAC_CS_IN
.DAC_DATA_IN
DAC_CK_IN
DAC_CS_IN
DAC_DATA_IN
.USBB_MODE
USBB_MODE
.DIR1_MCK
DIR1_MCK
.DIR1_BCK
DIR1_BCK
.DIR1_LRCK
DIR1_LRCK
.DIR1_DATA
DIR1_DATA
.USBB_DSD_PCM
USBB_DSD_PCM
.USBB_44/48
USBB_44/48
.USBB_DSD_BCK
.USBB_DSD_DATA_L
USBB_DSD_DATA_R
PLD_DAC_SEL
PLD_RSV3
DAC_DATA_IN
DAC_CK_IN
DAC_CS_IN
ACP_SDA
ACP_SCL
USBB_DSD_DATA_R
USBB_DSD_BCK
USBB_DSD_DATA_L
.CONT5.
.AUDIO_DSD/PCM
.USBB_MCK_OUT
.DSD_MUTE_F
.DAC_RST_IN
.D_MUTE
CONT5.
AUDIO_DSD/PCM
USBB_MCK_OUT
USBB_MCK_OUT
DAC_RST_IN
DAC_CONT_SEL
AUDIO_DSD/PCM
CONT5.
/INT_EXT
DSD_MUTE_F
D_MUTE
.DAC_BCK
.DAC_CK_OUT .3.3DD_MONI
DAC_MCK_24.576M
.44/48
.PLD_AMUTE
.DAC_RST_OUT
.DAC_CS_OUT
.DAC_DATA_OUT
.DAC_MCK_22.5792M
.22.5792M_DIR
.DAC_LRCK
.DAC_DATA
DAC_LRCK
DAC_DATA
TCK
TMS
TDI
TDI
TMS TDO
TCK
TCK
ACP_SCL
ACP_SDA
DAC_MCK_22.5792M
PLD_AMUTE
.CD_USBB_DIR
CD_USBB_DIR
DIR1_LRCK
.PLD_DAC_SEL
PLD_DAC_SEL
PLD_RSV3
.PLD_RSV3
CS2000MCK_OUT CS2000MCK_IN
CS2000_LRCK
AMUTE
ERROR
DAC_BCK
.DAC_CONT_SEL
./INT_EXT
DIR1_BCK
DIR1_LRCK
DIR1_DATA
DIR1_MCK
DAC_RST_IN
P_DOWN
P_DOWN
USBB_MUTE
USBB_MUTE
.AMUTE2
DAC_LRCK
DAC_DATA
DAC_DSD_BCK
DAC_DSD_DATAR
DAC_DSD_DATAL
DAC_RST_OUT
CD_USBB_DIR
DAC_CK_OUT
DAC_DATA_OUT
DAC_CS_OUT
44/48
24.576MHz
22.5792MHz
CS2000_LRCK
CS2000MCK_IN
8U-310151
Digital UNIT(5/5)
MODE3
SRDATA0
SRCLK
DFRST_IN
MODE2
PDATA0
PLRCK
PBCK
DMIX_L
DMIX_R
DBCK
PMCK
SLAVE_MCK
CLK22.5792Mhz
22.5792M_USBA
To Sht.2 DIR
SLAVE_MCK_33.8688M
OCKO_IN_22.5792M
.BE_DAC_CS
FE_DSD/PCM
M/SEL
Ref800
～
999
2A
TO A2
3B
TO B3
5B
TO B5
8B
TO B8
0C
TO C0
1C
TO C1
2C
TO C2
57
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