Read Sony STR-DA3ES / STR-DA5ES / STR-VA555ES Service Manual online
STR-DA3ES/DA5ES/VA555ES
46
46
1
VSS
—
Ground
2
XRST
I
Reset signal input
3
EXTIN
I
Not used (connected to ground)
4
FS2
I
Not used (connected to ground)
5
VDDI
—
Power supply +3.3V
6
FS1
I
Not used (connected to ground)
7
PLOCK
I
Not used
8
VSS
—
Ground
9
MCLKI
I
External crystal terminal (13.5MHz)
10
VDDI
—
Power supply +3.3V
11
VSS
—
Ground
12
MCLK2
O
External crystal terminal (13.5MHz)
13
MS
I
Not used (connected to ground)
14
SCKOUT
O
Not used (open)
15
LRCKI1
I
LRCK clock input
16
VDDE
—
Power supply +3.3V
17
BCKI1
I
BCK clock input
18
SDI1
I
Sound data input
19
LRCKO
O
LRCK clock output
20
BCKO
O
BCK clock output
21
VSS
—
Ground
22
KFSIO
I
KFSIO signal input
23
SDO1
O
Sound data output
24
SDO2
O
Sound data output
25
SDO3
O
Sound data output
26
SDO4
O
Sound data output
27
SPDIF
I
Not used (open)
28
LRCKI2
I
LRCK clock input
29
BCKI2
I
BCK clock input
30
SDI2
I
Sound data input
31
VSS
—
Ground
32
HACN
O
HACN signal output to MB91F155-1ESO
33
HDIN
I
HD signal input from MB91F155-1ESO
34
HCLK
I
H clock input from MB91F155-1ESO
35
HDOUT
O
HD data output to MB91F155-1ESO
36
HCS
I
HCS signal input from MB91F155-1ESO
37
DSCLK
O
Not used (open)
38
CLKEN
O
Not used (open)
39
RAS
O
Not used (open)
40
VDDI
—
Power supply +3.3V
41
VSS
—
Ground
42
CAS
O
Not used (open)
43
DQM/OE0
O
Not used (open)
44
CS0
—
Ground
45
WE0
O
Write signal output to memory
46
VDDE
—
Power supply +3.3V
47
WMD1
I
Not used (connected to VDDE)
48
VSS
—
Ground
49
WMD0
I
Not used (connected to VDDE)
50
PAGE2
O
Control latch signal output to UART
51
VSS
—
Ground
52
PAGE1
O
Not used (open)
53
PAGE0
O
Not used (open)
54
BOOT
I
Not used (connected to ground)
55
BTACT
O
Not used (open)
56
BST
—
Power supply +3.3V
57
MODE1
I
Not used (connected to VDDE)
58
MODE0
I
Not used (connected to ground)
59
EXLOCK
I
DIR error input from LC89056W
60
VDDI
—
Power supply +3.3V
61
VSS
—
Ground
62,63
A17,A16
O
Not used (open)
64 to 66 A15-13
O
Address data output to RAM
67
GP10
O
BCK clock output to SSM
68
GP9
O
GP signal output to MB91F155-1ESO
69
GP8
O
Audio signal output to LC89056W
70
VDDI
—
Power supply +3.3V
71
VSS
—
Ground
72
D15/GP7
I/O
Data input/output to RAM
73
D14/GP6
I/O
Data input/output to RAM
74
D13/GP5
I/O
Data input/output to RAM
75
D13/GP4
I/O
Data input/output to RAM
76
VDDE
—
Power supply +3.3V
77
D11/GP3
I/O
Data input/output to RAM
78
D10/GP2
I/O
Data input/output to RAM
79
D9/GP1
I/O
Data input/output to RAM
80
D8/GP0
I/O
Data input/output to RAM
81
VSS
—
Ground
82 to 85 A9-12
O
Address data output to RAM
86
TD0
I
Not used (connected to VDDE)
87
TMS
I
Not used (connected to VDDE)
88
XTRST
I
Not used (connected to VDDE)
89
TCK
I
Not used (connected to VDDE)
90
TDI
I
Not used (connected to VDDE)
91
VSS
—
Ground
92 to 97 A8-3
O
Address data output to RAM
98,89
D7,D6
I/O
Data input/output to RAM
100
VDDI
—
Power supply +3.3V
101
VSS
—
Ground
102 to 105 D5-2
I/O
Data input/output to RAM
106
VDDE
—
Power supply +3.3V
107,108 D1,D0
I/O
Data input/output to RAM
109,110
A2,A1
O
Address data output to RAM
111
VSS
—
Ground
112
A0
O
Address data output to RAM
113
PM
I
PM signal input from MB91F155-1ESO
114
SDI3
I
Sound data input
115
SDI4
I
Sound data input
116
SYNC
I
Not used (connected to VDDE)
117
VSS
—
Ground
118
VSS
—
Ground
119
VSS
—
Ground
120
VDDI
—
Power supply +3.3V
5-30. IC PIN FUNCTION DISCRIPTION
Pin No.
Pin Name
I/O
Description
• IC1201 CXD9617R AUDIO DSP (DIGITAL BOARD(4/7))
Pin No.
Pin Name
I/O
Description
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