Schematic Diagram - Digital Board (1/5) - Sony UDA-1 Service Manual

5-6.

SCHEMATIC DIAGRAM - DIGITAL Board (1/5) -

1 2 3
DIGITAL BOARD
A
(Page 33)
>101S
LINE_OUT_MUTE
BUS1
DIGITAL
D_GND
BOARD
(3/5)
D5V
B
C102
10
C
R101
JL103
J101 75
JL104
DIGITAL IN
COAXIAL
(Page 37)
AMP
CN103
>01S
BOARD
D CN213
IC101
OPTICAL RECEIVER
IC101
JSR1124
3.3
VCC
3
JL102
DIGITAL IN
GND
OPTICAL 2
JL101
3.3
E
VOUT
1
D108
1SR154-400TE-25
F
(Page 32) USB4.5V
R198
>102S
0
USB_GND
DIGITAL
USB_PCM_MCLK
BOARD
G
(2/5)
USB_PCM_BCK
USB_PCM_LRCK
USB_PCM_DATA
(Page 35)
>103S
F_USB_MCLK
F_USB_BCK
DIGITAL
F_USB_LRCK
BOARD
(5/5)
F_USB_DATA
H
C143
ET104
100p
(CHASSIS)
C142
I
ET103
100p
(CHASSIS)
C139
ET102
100p
J (CHASSIS)
C137
ET101
100p
(CHASSIS)
K
UDA-1
• See page 38 for Waveforms. • See page 48 for IC Block Diagrams.
4 5 6
(1/5)
IC102
WAVE SHAPER
IC102
TC7WHU04FK
R103
470
1.7 3.3
1 8
VCC
R105
1.6
10k
2 7
1.6 3.3
3 6
1.6
4 GND 5
C118 C119
0.1 10
C110
0.1
C109
R104 0.1
220k
C104
0.1
C108
0.1
C113
470
6.3V
3.3
C105
10
R107
0
1.6
IC110
+3.3V REGULATOR
C101
0.1
IC110
BD00HC5WEFJ-E2
R102
47
3.3
4.3
5 EN N.C. 4 3.3
R192
6 N.C. GND 3
4.7k
0.8
FB102
7 2
N.C. FB
4.3 3.3
8 Vcc Vout 1
C145 R191 C146
2.2 1.5k 2.2
R110
47
R111
R112
R114
R115
R116
R118
R120
47
IC104
FREQUENCY
MULTIPLIER
IC104
CS230002-CZZR
7 8 9 10
R610
47
R119 R125
47 10k
C115
10
R128
1k
C120 R117 C121 R132 C122
0.1 C116 10k 0.1 10k 0.1
0.1
C124
8p
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1
R137
1.5
49 RXIN3A XIN 32
1.6
50 RXIN2A XOUT 31
1.7
51 RXIN1A XMCK 30
52 DGND MPIO4 29
53 RXOUT MPIO3 28
54 DVDD MPIO2 27
IC103
55 DGND MPIO1 26
JL110
0
56 RXIN8 DIGITAL AUDIO NPCMF 25
INTERFACE RECEIVER 0
57 RXIN7 MUTEB 24
IC103
0
LC89075WA-H
58 RXIN6 ERRF 23
59 RXIN5 MPOUT4 22
60 RXIN4 MPOUT3 21
61 RXIN3 MPOUT2 20
62 RXIN2 MPOUT1 19
3.3
63 RXIN1 DVDD 18
64 PVDD DGND 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
47
47
R133
47
47
47
47
R127
47
47
R627
0
R109
100
C117 C114 R123 R602
0.068 0.001 10k 0
JL112
JL111
R149
47
R148
10k
4 3 2
5 4 3 2 1
IC106
CLOCK SELECT
IC106
C129 TC7WH157FK
0.1
5 6 7
6 7 8 9 10
C130
10
C132
0.1
C127 C131
0.1 0.001
31 31
11 12 13 14
IC111
SWITCHING
IC111
TC74VHC02FT(EKJ)
3.3
1 VCC 14
0
2
0
3
R618
47 0
4
3.2
5
R617
47
0
6
7
GND
C123
0.1
C125
8p
X101
24.576MHz
C133 C147
0.1 0.1
R140
1M 220
R601 R141
0 47
FS_DATA1_CAP
R142
47
DIR_NOAUDIO
R143 47
DIR_CKST
DIR_ERROR
R144 DIR_STA_DATA
47
R136 R138
R165
10k 10k FB109
220
R155
47
R153 R154 R139
47 0 10k
IC107
DATA/CLOCK SELECTOR
IC107
TC74VHC157FT(EKJ)
R609
47
3.3
1 1
SELECT
R163
47
0.5
2
A0 STOROBE
R164
47
1.7
3 B0
1.6
4
Y0
8 R166
47
0
5 A1
R167
47
0
6
B1
R168
100
0
7 Y1
8 GND
FB105
UDA-1
15 16 17 18
3.3
0
13
12
3.3
11
R604
47
0
10
0
9
R620
47
3.3
8
CPU_MUTE
R605
10k
XAMUTE
R626
>104S
10k R628
47
XLINE_OUT_MUTE DIGITAL
BOARD
(3/5)
(Page 33)
DSD_SEL
D3.3V
DAC_LRCK_DSDR
>105S
DAC_MCLK
DIGITAL
DAC_DATA_DSDL
BOARD
DAC_BCK
(3/5)
(Page 33)
XLINE_OUT_MUTE_DSP
FS_DATA1_CAP
DSP_DATA_I
DSP_LRCK_I
DSP_BCK_I
>106S
DSP_MCLK_I
DIGITAL
DSDR_O BOARD
(4/5)
DSD_BCK_I
(Page 34)
DSDL_O
DSP_DATA_O
D_GND
3.3
16
VCC
15
R170
47
0
A3 14
R171
47
0
13
B3
R172
100
0
Y3 12
R173
0 47
11
A2
R174
47
0
B2 10
R630 R175
100
0 0
Y2 9
FB106