Sch19-1_Main Dac - Marantz AV8802/U1B Service Manual

1 2 3
A
N5002 R8154
OPEN
OPEN
1
2
.DAC_CCLK
3
.DAC_RST2
4
.DAC_RST1
5
. DAC_CDATA
6
.DAC_CCS2
7
B .DAC_CCS1
8
DAC_CCLK
9
DAC_CDATA 10
DAC_CCS1
11
L4013
0
DACMCK1/SCK1
C4013 47/50
C4014 100P
C4015 1000P
R4013
C 1K
NC
.DAC_RST1
PDN
DACBCK1/LOGIC_LO 1
BICK/DCLK/BCK
DACPCMCSW1/DSDC
SDATA/DSDL/DINL
DACLRCK2/DSDSW1
LRCK/DSDR/DINR
SSLOW/WCK
F6 .DAC_CCS1
SMUTE/CSN
.DAC_CCLK
TO 6F SD/CCLK/CSN
. DAC_CDATA
SLOW/CDT/SDA
DZFC
DIF0DZFL/TSTO
DZFSW1
200mA DIF1/DZFR/TSTO
DA3.3V
DIF2/CAD0
D DGND
.DAC_CCLK
R8148 0
DAC_CCLK
R8149 0 .DAC_RST2
DAC_RST2
R8150 .DAC_RST1
0
DAC_RST1
R8151 0 . DAC_CDATA
DAC_CDATA
R8152 0 .DAC_CCS2
DAC_CCS2
R8153 .DAC_CCS1
0
DAC_CCS1
N9013
L4011
E N9013 0
19P-SOCKET(C125Z2)
TO N5203
DGND 1
DACMCK1/SCK1
DACMCK1/SCK1 2
DACMCK1/SCK1
DGND 3
DACBCK1/LOGIC_LO 1
DACBCK1/LOGIC_LO1 4
C4016 47/50
DGND 5
DZFFL 100P
C4017
DZFFL 6
DZFFR C4018 1000P
DZFFR 7
DGND 8
R4012
DACLRCK1/DSDFR
1K NC
DACLRCK1/DSDFR 9
DACPCMF/DSDFL .DAC_RST1
DACPCMF/DSDFL 10 PDN
DACBCK1/LOGIC_LO 1
DGND 11 BICK/DCLK/BCK
F
DZFC DACPCMSW2RSV/DSDSW2
SDATA/DSDL/DINL
DZFC 12
DZFSW1 DACLRCK3/DSDRSV
DZFSW1 13 LRCK/DSDR/DINR
DGND SSLOW/WCK
14
DACLRCK2/DSDSW1 .DAC_CCS1
DACLRCK2/DSDSW1 15 SMUTE/CSN
DACPCMCSW1/DSDC .DAC_CCLK
DACPCMCSW1/DSDC 16 SD/CCLK/CSN
. DAC_CDATA
SLOW/CDT/SDA
DGND 17
DZFSL DZFSW2
DZFSL 18 DIF0DZFL/TSTO
DZFSR DZFRSV
DZFSR 19 DIF1/DZFR/TSTO
DIF2/CAD0
N4822
DACLRCK4/DSDSR
DACLRCK4/DSDSR 1
DACPCMS/DSDSL
DACPCMS/DSDSL 2
TO N5204
DGND 3
G DZFSW2
DZFSW2 4
DZFRSV
DZFRSV 5
DGND 6
DACLRCK3/DSDRSV
DACLRCK3/DSDRSV 7
DACPCMSW2RSV/DSDSW2
DACPCMSW2RSV/DSDSW2 8
DGND 9
DZFSBL
DZFSBL 10
DZFSBR
DZFSBR 11
DGND 12
L4012
DACLRCK5/DSDSBR
DACLRCK5/DSDSBR 0
13
DACPCMSB/DSDSBL
DACPCMSB/DSDSBL 14
DGND 15
DZFFWL
H
DZFFWL 16
DZFFWR DACMCK2/SCK2
DZFFWR 17
DGND 18
DACBCK2/LOGIC_LO 2 C4019 47/50
DACBCK2/LOGIC_LO2 19
C4020 100P
DGND 20
DACLRCK7/DSDFW R C4021 1000P
DACLRCK7/DSDFWR
21
DACPCMFW/DSDFWL
DACPCMFW/DSDFWL 22
R4011
DGND 23 1K NC
DACMCK2/SCK2 .DAC_RST2
PDN
DACMCK2/SCK2 24
DACBCK2/LOGIC_LO 2
DGND 25 BICK/DCLK/BCK
DZFFHL DACPCMFW/DSDFWL
DZFFHL 26 SDATA/DSDL/DINL
DZFFHR DACLRCK7/DSDFWR
LRCK/DSDR/DINR
DZFFHR 27
J
DGND 28 SSLOW/WCK
DACLRCK6/DSDFHR .DAC_CCS2
DACLRCK6/DSDFHR 29 SMUTE/CSN
DACPCMFH/DSDFHL .DAC_CCLK
DACPCMFH/DSDFHL 30 SD/CCLK/CSN
. DAC_CDATA
DGND 31 SLOW/CDT/SDA
DZFFWL
DIF0DZFL/TSTO
DLHD 32
DA3.3VDLHD DZFFWR
DA3.3V 33 DIF1/DZFR/TSTO
N4822
DIF2/CAD0
33P-SOCKET(C125Z2)
R128
OPEN
R126
Q101
OPEN
OPEN
K
K102
OPEN C109 R124
OPEN OPEN
2
1
4 3
COAXOUT
B101
M3-SIDE
L
M
GND LINE POWER+ LINE POWER- LINE AUDIO SIGNAL
1 2 3
4 5 6
L4020
C4083
U4011 0
C4084
DACMCK1/SCK1
NJM2845DL1-33 R4014 R4015
0 OPEN
I N OUT
C4071 47/50
C4072 100P
1000P
C4073
R4030
1K
NC
.DAC_RST1
PDN
L4014 DACBCK1/LOGIC_LO 1
C5571 R4016
BICK/DCLK/BCK
0
47/50 0
C4032 C4050 DACPCMF/DSDFL
SDATA/DSDL/DINL
220/25 220/25
DACLRCK1/DSDFR
C4026 4.7u LRCK/DSDR/DINR
C4044 R4023
C4027 0 . 1 SSLOW/WCK
0 . 1 0
.DAC_CCS1
SMUTE/CSN
.DAC_CCLK
SD/CCLK/CSN
.DAC_CDATA
SLOW/CDT/SDA
48 47 46 45 44 43 42 41 40 39 38 37 DZFFL
DIF0DZFL/TSTO
DZFFR
DIF1/DZFR/TSTO
DIF2/CAD0
AOUTLP
AOUTLN
VDDL
VDDL
VSSL
VSSL
U4012
VSSR
AK4490
VSSR
VDDR
VDDR
AOUTRN
AOUTRP
L4018
C4085
13 14 15 16 17 18 19 20 21 22 23 24 0
C4086
R4024 DACMCK1/SCK1
0
C4045 47/50
C4034 C4074
0 . 1
0 . 1 R4017 C4075 100P
C4035 0 C4076
C4051 1000P
220/25 220/25
R4029
1K NC
.DAC_RST1
PDN
L4015
C5572 R4018 DACBCK1/LOGIC_LO 1
0 BICK/DCLK/BCK
0
47/50 C4052 DACPCMS/DSDSL
C4036
SDATA/DSDL/DINL
220/25 220/25 DACLRCK4/DSDSR
LRCK/DSDR/DINR
C4028 4.7u
R4022
C4029 0 . 1 C4046 SSLOW/WCK
0 .DAC_CCS1
0 . 1
SMUTE/CSN
.DAC_CCLK
SD/CCLK/CSN
.DAC_CDATA
SLOW/CDT/SDA
DZFSL
48 47 46 45 44 43 42 41 40 39 38 37
DIF0DZFL/TSTO
DZFSR
DIF1/DZFR/TSTO
DIF2/CAD0
AOUTLP
AOUTLN
VDDL
VDDL
VSSL
AK4490
VSSL
U4013
VSSR
VSSR
VDDR
VDDR
AOUTRN
AOUTRP
L4017
0
C4087
13 14 15 16 17 18 19 20 21 22
23 24
C4088
R4025 DACMCK2/SCK2
0
C4047 C4080 47/50
C4038
0 . 1 0 . 1 100P
R4019 C4081
0
C4039 C4053 C4082 1000P
220/25
220/25
R4031
1K
NC
.DAC_RST2
PDN
L4016
R4020 DACBCK2/LOGIC_LO 2
C5573
BICK/DCLK/BCK
0
0
47/50 C4040 C4054 DACPCMSB/DSDSBL
SDATA/DSDL/DINL
220/25 220/25
DACLRCK5/DSDSBR
C4030 4.7u LRCK/DSDR/DINR
R4026
C4048 SSLOW/WCK
C4031 0 . 1
0 . 1 0 .DAC_CCS2
SMUTE/CSN
.DAC_CCLK
SD/CCLK/CSN
.DAC_CDATA
SLOW/CDT/SDA
48 47 46 45 44 43 42 41 40 39 38 37 DZFSBL
DIF0DZFL/TSTO
DZFSBR
DIF1/DZFR/TSTO
DIF2/CAD0
AOUTLP
AOUTLN
VDDL
VDDL
VSSL
U4014 VSSL
AK4490 VSSR
VSSR
VDDR
VDDR
AOUTRN
AOUTRP
L4019
0
C4089
13 14 15 16 17 18 19 20 21 22 23 24
C4090
R4027 DACMCK2/SCK2
0
C4042 C4049 C4077 47/50
0 . 1 0 . 1 C4078 100P
R4021
0 1000P
C4043 C4055 C4079
220/25 220/25
R4028
1K
NC
.DAC_RST2
PDN
DACBCK2/LOGIC_LO 2
BICK/DCLK/BCK
DACPCMFH/DSDFHL
SDATA/DSDL/DINL
DACLRCK6/DSDFHR
LRCK/DSDR/DINR
SSLOW/WCK
.DAC_CCS2
SMUTE/CSN
.DAC_CCLK
SD/CCLK/CSN
.DAC_CDATA
SLOW/CDT/SDA
DZFFHL
DIF0DZFL/TSTO
DZFFHR
DIF1/DZFR/TSTO
DIF2/CAD0
R4032
OPEN
TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO
4 5 6
7 8 9 10
C5577
R4033 L4021
47/50 C4091 C4115 0 0
220/25 220/25
4.7u
R4041
C4107
0 . 1
0 . 1 0
R428 R432 R438
F L -
680 820 680
48 47 46 45 44 43 42 41 40 39 38 37
C491 C493
R439
3300P 1500P
680
R429 R433
R436
AOUTLP F L +
680 820
1.5K
AOUTLN
VDDL
R437
VDDL
FR + R430 R434 1.5K
VSSL
680 820
VSSL
C492 C494
U4015 R440
VSSR
3300P 1500P
680
AK4490
VSSR
R431 R435 R441
VDDR FR -
1.2K
680 820
VDDR
AOUTRN
AOUTRP
R452 R456 R462
C -
13 14 15 16 17 18 19 20 21 22 680 820 680
23 24
R4042 C505 C507
R463
0 3300P 1500P 680
C4093
C4108 R453 R457
C + R460
0 . 1 0 . 1 680 820
R4034
1.5K
C4094 C4116 0
220/25 220/25
R461 R401
R454 R458
SW 1 + 3.3K 39K
680 820
C5576 R4035 L4022 C506 C508 R464
47/50 0 0 2200P 1000P 820
C4095 C4117
220/25 220/25
R465
R455 R459
SW1 -
4.7u
680 820 820
C4109 R4043
0 . 1
0
0 . 1
48 47 46 45 44 43 42 41 40 39 38 37
S L - R476 R480 R486
680 820 680
C523 C525 R487
AOUTLP
3300P 1500P 680
AOUTLN
R477 R481
R484
VDDL S L +
680 820
1.5K
VDDL
VSSL
R485
VSSL
SR + R478 R482 1.5K
U4016 VSSR 680 820
AK4490 VSSR
C524 C526 R488
VDDR
3300P 1500P 680
VDDR
R489
R479 R483
AOUTRN SR -
680
680 820
AOUTRP
13 14 15 16 17 18 19 20 21 22 23 24
R510
R4044 SW2 - R500 R504
680 820 820
0
C539
C4097 C4110 R511
C537
1000P 820
0 . 1 0 . 1 2200P
R4036
0
C4098 C4118 R501 R505
R508 R520
SW2 +
220/25 220/25 680 820
3.3K 39K
R509
C545
C5575 R4037 L4023 RSV R502 R506 OPEN
+ 0
OPEN OPEN
47/50 C4099 0 0
C4119
220/25 220/25 C538 C540
R512
4.7u
OPEN OPEN OPEN
0 . 1 C4111 R4045
0
0 . 1 R503 R507 R513
RSV -
OPEN
OPEN OPEN
48 47 46 45 44 43 42 41 40 39 38 37
R524 R528 R534
SBL -
AOUTLP 680 820
680
AOUTLN
C551 C553
R535
VDDL
3300P 1500P 680
VDDL
R525 R529
SBL + R532
VSSL
680 820
1.5K
VSSL
U4017
VSSR
AK4490 R533
VSSR
R526 R530
SBR + 1.5K
VDDR
680 820
VDDR
C552 C554 R536
AOUTRN
3300P 1500P 680
AOUTRP
R537
R527 R531
SBR -
680 820 680
13 14 15 16 17 18 19 20 21 22 23 24
R4046
0
C4101 C4112 FWL - R548 R552 R558
680
0 . 1 0 . 1 680 820
R4038
C4102 0 C565 C567 R559
C4120
680
220/25 3300P 1500P
220/25
R549 R553
R556
FWL +
680 820
1.5K
R4039
C5574 L4024
47/50
C4106 C4121 0 0
R557
220/25
220/25 FWR + R550 R554 1.5K
4.7u
680 820
C4113
R4047
0 . 1
0 . 1 0 C566 C568 R560
3300P 1500P 680
R551 R555 R561
FWR -
680 820 680
48 47 46 45 44 43 42 41 40 39 38 37
AOUTLP
AOUTLN
R582
FHL - R572 R576
VDDL
680 820 680
VDDL
C579 C581
R583
VSSL
3300P 1500P 680
VSSL
U4018 R573 R577
R580
VSSR FHL +
820
680
AK4490 1.5K
VSSR
VDDR
R581
VDDR
FHR + R574 R578 1.5K
AOUTRN
680 820
AOUTRP
C580 C582
R584
3300P 1500P 680
R575 R579 R585
FHL -
13 14 15 16 17 18 19 20 21 22 23 24 680 680
820
R4048
0
C4104
C4114
0 . 1
0 . 1 R4040
0
C4105 C4122
220/25 220/25
7 8 9 10
159
11 12 13
R442 OPEN
R443 1.5K
C497 680P
F L
C5060
2
47/50 DAFL
1
( 1 / 2 )
R446
3 8
U412
100 C4892
C495 NJM8080G
100/16
680P
C496
U412
820P
R447
C4893
NJM8080G
C5061
5 100 100/16
4
47/50 DAFR
7
( 2 / 2 )
6 FR
C498 680P
R444 1.5K
R445 OPEN
R466
OPEN
R467 1.5K
C511 680P
C
C5048
2
47/50 DAC
( 1 / 2 ) 1
R470
3 8
U415 C517
100
NJM8080G
C509 100/16
680P
C510
470P U415
C518
R471
NJM8080G 100/16
100 C5049
5 4
47/50 DASW1
( 2 / 2 ) 7
6 SW 1
C512 470P
R468 3.3K
R469 39K
OPEN
R490
R491
1.5K
C529 680P
S L
C5050
2
47/50 DASL
1
( 1 / 2 )
R494
3 8 U418
100 C531
NJM8080G
C527 100/16
680P
C528
680P
U418
C532
R495
NJM8080G 100/16
100 C5051
5 4
47/50 DASR
7
( 2 / 2 )
SR
6
C530 680P
R492 1.5K
R493 OPEN
R514 39K
R515 3.3K
C543 470P
SW 2
C5052
2
47/50 DASW2
1
( 1 / 2 )
R518
3 8
U421 C4894
100
100/16
NJM8080G
C541
470P
C542
U421
OPEN
NJM8080G R519 C4895
C5053
5
4 100/16
OPEN
OPEN DARSV
7
( 2 / 2 ) ( 2 / 2 )
6 RSV
C544 OPEN
C546 0
R516 OPEN
R517 OPEN
R538 OPEN
R539 1.5K
C557680P SBL
C5054
2
47/50 DASBL
( 1 / 2 ) 1
R542
3 8
U424 C559
100
NJM8080G 100/16
C555
820P
C556
820P U424
NJM8080G
R543 C560
C5055
5 4
100
100/16 47/50 DASBR
7
( 2 / 2 )
6 SBR
C558 680P
R540 OPEN
R541 1.5K
OPEN
R562
R563 1.5K
C571 680P
FWL
C5056
2
47/50 DAFW L
1
( 1 / 2 )
R566
C573
3 8 U427
100
100/16
NJM8080G
C569
680P
C570
U427
680P
NJM8080G R567
C574
C5057
5 4
100 100/16
47/50 DAFWR
7
( 2 / 2 )
FW R 8 U - 2 1 0 1 6 4 - 1
6
680P
C572
D A C _ U N I T ( 1 / 2 )
R564 1.5K
R565 OPEN
OPEN
R586
R587 1.5K
C585
680P
FHL
C5058
2
47/50 DAFHL
1
( 1 / 2 )
R590
3 8 C587
U430
100
100/16
C583
NJM8080G
680P
C584
U430
680P
NJM8080G R591 C588
C5059
5
4
100 100/16
47/50 DAFHR
7
( 2 / 2 )
6 FHR
C586 680P
R588 1.5K
R589 OPEN
SCHEMATIC DIAGRAMS (19-1/37) j

SCH19-1_MAIN DAC

11 12 13
14 15 16
A
DA+5V
R8138
DACGND
0
A+7V
A-7 V
C557 8
OPEN
F7
TO 7F
C5579
OPEN
ADINR. B
ADINR.
ADINL .
ADINL.
DAZ2R
DAZ2R
DAZ2L
DAZ2L
DAZ3R
DAZ3R
DAZ3L
DAZ3L
N2103 C
OPEN
1
2
N3001
DACGND
33 TO N5903
DAFL DAFL
32
DAFR DAFR
31
DACGND
30
DAC DAC
29
DASW1 DASW 1
28
DASW2 DASW 2
D
27
DACGND
26
DARSV DARSV
25
DASL DASL
24
DASR DASR
23
DACGND
22
DASBL DASBL
21
DASBR DASBR
20
DAFWL DAFW L
19
DAFWR DAFW R
18
DACGND
17
DAFHL DAFHL
16
DAFHR DAFHR
15 E
ADINL . ADINL
14
ADINR. ADINR
13
DACGND
12
DAZ2L DAZ2L
11
DAZ2R DAZ2R
10
DAZ3L DAZ3L
9
DAZ3R DAZ3R
8
DACGND
7
DA+5V
6
DA+5V
5
A-7 V
4
A-7 V
3
F
A+7V
2
A+7V
1
N3001
33P-SOCKET(C125Z2)
G
H
J
K
L
Check the silk of DAC PCB
j
63201016410AS(a)_OLD
M
14 15 16