Usb Dac Assy (Sc-68) - Pioneer SC-68 Service Manual

1

10.8 USB DAC ASSY (SC-68)

A
CN5502
GNDD 1
GNDD 2
GNDD
3
GNDD
4
GNDD
5
GNDD
B
TP5551
CN5501
C C5501
R5501
NM
USBDPON
1
TP5552
R5502
USBBVBUS
2
(XRT_USB_B)
R5503
NM
GNDD
3
TP5553
*R5504
USBMCLK
4
TP5554
GNDD
5
R5505
USBLRCK
6
*R5506
TP5555
GNDD 7
USBBCK
8
*R5507
TP5556
GNDD
9
*R5508
USBADAT
10
TP5557
V+3R3_USB
11
TP5558
V+3R3_USB 12
TP5559
R5509
GNDD 13
TP5560
GNDD
14
TP5561
SCL_USB_B 15
TP5562
D
16
SDA_USB_B TP5563
17
INT_USB_B
G
7/11
GNDD
CN9801
E
JA5501
F
F
104
1
2
V+3R3_USB
Q5700
NM
GNDD
R5704
NM
R5705
NM Q5701
NM
GNDD
R5706
NM
V+3R3_USB
0
NM
C5502
R5676
NM
0
*A
NM
0
0
0
NM
*R5510
0
*R5511
0
*R5512
0
*J
R5640
GNDD
C5703
NM
GNDD
D5521
NM
R5522
NM
*C5521
*K
0.1u/16
RT1
1
D- 1
1
2
D+
3
4
4 4
RT2
KN5501
1 3
GNDD
GND1 GND3
2 4
GND2 GND4
VNE1948-A
2
3
V+3R3_USB
Q5621
R5625
2SC4154-11(EF)
R5621 R5623
33k
0 22k
V+3R3_USBSW
L5521
VTL1129-A
L5501
*B
NM
*L5509
BTX1040-A
VCH1234-A
MVG6.3VC220MF60TP
NM
C5672
NM
GNDD
*I
R5670
GNDD
NM
R5671
10k Q5670
ISA1602AM1(EF)
C5673
NM
GNDD R5530
GNDD
100k
R5532
ISA1602AM1(EF)
Q5505
NM 0
R5694
10
GNDD
R5662
0
L5515
R5660
2 2
0
R5661
3 3
0
NM
R5663
0
KN5502
1 3
GND1 GND3
2 4
GND2 GND4
NM
GNDD GNDD
SC-68
3
4
V+3R3_USBSW
!
RTQ040P02
Q5622
1 6
D1 D4
2 5
D2 D3
3 4
G S
C5623
0.1u/16
GNDD
R5634
22
XPEE_A10
5
XPEE_A11
6
XPEE_A12
7
XPEE_A13
8
XPEE_A14
5
XPEE_A15
6
XPEE_CEN
7
XPEE_WEN
R5635
8
22
XPEE_OEN
R5636
22
R5614
USBADAT
TP5504
100
TP5505
R5611
USBBCK
100
R5612
USBLRCK
TP5506
100
*R5619 L5505
VTL1128-A
68
R5646
*C5677
TP5507
0.1u/16
*D
*C5581
470p/50
R5531
47k
ASS7120-A
X5501
GNDD
4 3
X2
NC2 V+3R3_USBSW
1 2
NC1
X1
GNDD
4
G
*C
4
76
3
77
2 XPEE_A12 XPEE_A10
78
XPEE_A11
XPEE_A13
1
79
XPEE_A14
4
80
XPEE_A15
3
81
XPEE_CEN
2
82
XPEE_WRN
1
83
XPEE_RDN
84
X2DAC_MCLK
85
X2DAC_LRCK
86
X2DAC_SCLK
87
X2DAC_SDOUT
88
XMDAC_SDOUT0
89
NC0
90
NC1
91
NC2
92
XMDAC_SCLK
93
XMDAC_LRCK
94
XMDAC_MCLK
95
XSEL_PWR
0
96
VCC3V4
97
XRST
98
XTEST
99
XSCI
100
VTL1129-A
L5520
*H
(2
4.
*C5575
C5576 0.
C5577 33
X5503
3
OUTPUT
2
STA
GND
GNDD
ASS7122-
NZ2520SD 49.1
(FS: x48kHz