HCD-E300HD, NAS-E300HD - Sony Audio Service Manual (repair manual). Page 27

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HCD-E300HD
HCD-E300HD
27
27
• See page 37 for waveforms.   • See page 50 for IC Block Diagrams.
5-10.  SCHEMATIC  DIAGRAM - MOTHER Board (2/3) -
IC B/D
IC B/D
IC B/D
17
(1/3)
MOTHER
BOARD
4
MOTHER
3
(3/3)
BOARD
MOTHER
1
(1/3)
BOARD
3.3
0.6
3.3
0.6
1.7
1.9
1.6
3.3
1.6
0.9
0.6
3.3
3.3
3.3
3.3
3.3
0.5
2.9
0
1.1
1.1
1.3
3
0.3
3.3
1.9
0.6
0.9
3.3
1.6
0.9
0.6
0.9
3.3
0.6
3.1
1.1
3.3
0
0
0.3
2
0.3
0.3
1.3
0
0
3.3
0
1.1
0
0.3
2
0
0
3.3
3.3
3.3
0
3.3
0.3
0.3
1.3
0.3
3
1.3
1.1
3.3
3.3
1.9
1.9
1.6
0.6
0.9
1.6
1.6
1.6
3.3
0.9
1.9
0.6
1.7
0.9
0.6
0.9
0.6
3.1
3.3
2.9
3.3
3.3
2.5
0
0
3.2
0
0
0.3
0.3
3.3
1.9
0.6
0.6
3.3
0.3
0.3
1.3
0.3
3
1.3
1.1
2.9
3.3
3.3
3.3
0
0
2.5
1.1
1
3.3
3.3
3.3
3.3
3.1
3.3
3.3
1.9
0.6
0.9
1.6
0.9
0.6
0.9
0.9
2.5
0.6
0.9
1.6
1.6
1.9
12MHz
X1001
0.1
C1049
0.1
C1110
0.1
C1122
0.1
C1109
0.1
C1123
0.1
C1027
0.1
C1028
0.1
C1005
0.1
C1006
0.1
C1007
0.1
C1002
0.1
C1001
10
C1008
10
C1050
10
C1118
10
C1119
10
C1004
10
C1026
4.7k
R1083
1M
R1085
0
R1086
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
IC1008
S1R72005F00A300
CD2
CD1
CD0
HVDD
CA7
CA6
CA5
CA4
CA3
CA2
CA1
CA0
READYxWAIT
TSTEN
ATPGEN
VBUSDRV3
VBUSDRV5
BUSPWRSEL
VBUSHF
HVDD2
DM
DP
HVSS
RPDEN
xRPUEN
ID
TIN2
TIN1
TIN0
LVDD
XO
XI
LVSS
SCANEN
NC
CLKSEL1
CLKSEL0
CLKIN
DMASTRB
xRESET
xDREQ
xDACK
xRD
xWR
xCS
xINT
xWAIT
HVDD
HVSS
CD15
CD14
CD13
CD12
CD11
CD10
CD9
CD8
LVDD
CD7
CD6
CD5
CD4
CD3
LVSS
22p
C1128
22p
C1129
R1091
10k
0
R1087
100p
C1040
10
1
5
9
2
8
3
4
6
7
TS3USB221RSER
IC1014
GND
1D+
VCC
S
1D-
D+
2D+
2D-
OE
D-
FB1017
33
R1088
33
R1089
0.1
C1135
CL1016
CL1017
CL1018
USB_1D+
USB_1D-
USB_2D+
USB_2D-
5
4
3
2
1
R1114N251B-TR-FA
IC1013
VDD
GND
CE
NC
VOUT
10
C1009
4.7k
R1007
RESET
USB_SW
USB_INT
USB_CS
NOR_CS
MG3.3V
0.1
C1111
RESET_OUT
CL1007
RD
WE
CL1008
100p
C1112
CL1015
OVER_CURRENT
VBUS_ENA
1
C1133
1
C1131
10
C1011
10
C1051
10
C1120
10
C1121
10
C1124
10
C1125
EMI
FL1004
FB1035
FB1036
54
45
10
1
2
3
4
5
6
7
8
9
46
47
48
49
50
51
52
53
35
20
40
42
13
17
44
43
41
39
38
37
36
19
18
16
11
12
14
15
34
28
29
30
31
32
33
21
22
23
24
25
26
27
IC1000
W9812G6IH-75-ER10
VCC
DQ0
VCCQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VCCQ
DQ5
DQ6
VSSQ
DQ7
VCC
LDQM
XWE
XCAS
XRAS
XCS
BS0
BS1
A10
A0
A1
A2
A3
VCC
VSS
A4
A5
A6
A7
A8
A9
A11
NC
CKE
CLK
UDQM
NC
VSS
DQ8
VCCQ
DQ9
DQ10
VSSQ
DQ11
DQ12
VCCQ
DQ13
DQ14
VSSQ
DQ15
VSS
0
R1142
0
R1145
1
2
3
4
5
6
7
42
43
44
45
46
47
48
41
40
39
38
37
36
35
34
33
16
15
14
13
12
11
10
9
8
32
31
30
29
28
27
26
25
17
18
19
20
21
22
23
24
MX29LV160DBTI-70G-E300HD-01 (FORMER)
MX29LV160DBTI-70G-E300HD-02 (UK) (NEW)
IC1002
A15
A14
A13
A12
A11
A10
A9
A8
A19
A20
XWE
XRESET
NC
XWP/ACC
RY/XBY
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
XCE
GND
XOE
Q0
Q8
Q1
Q9
Q2
Q10
Q3
Q11
VCC
Q4
Q12
Q5
Q13
Q6
Q14
Q7
Q15
GND
XBYTE
A16
B1
USB_SW
D[0]
D[1]
D[2]
D[3]
D[4]
D[5]
D[6]
D[7]
D[8]
D[9]
D[10]
D[11]
D[12]
D[13]
D[14]
D[15]
D[0]
D[8]
D[1]
D[9]
D[2]
D[10]
D[3]
D[11]
D[4]
D[12]
D[5]
D[13]
D[6]
D[14]
D[7]
D[15]
A[4]
A[5]
A[6]
A[7]
A[8]
A[9]
A[11]
BA[0]
BA[1]
A[10]
A[0]
A[1]
A[2]
A[3]
DQM1
CLK_SD
CKE
RAS
CAS
DQM0
BA[1]
A[0]
A[1]
A[2]
A[3]
A[4]
A[5]
A[6]
A[16]
A[17]
A[19]
A[18]
A[7]
A[8]
A[9]
A[10]
A[11]
A[12]
A[13]
A[14]
A[15]
D[0]
D[1]
D[2]
D[3]
D[4]
D[5]
D[6]
D[7]
D[8]
D[9]
D[10]
D[11]
D[12]
D[13]
D[14]
D[15]
CS0
A[6]
A[5]
A[4]
A[3]
A[2]
A[1]
A[0]
BA[1]
3.3V
GND
USB INTERFACE
IC1008
FLASH MEMORY
IC1002
BUS1
BUS2
BUS3
BUS4
BUS5
SD-RAM
IC1000
(2/3)
MOTHER BOARD
+2.5V REGULATOR
IC1013
DATA SELECTOR
IC1014
4
B
16
6
9
11
D
15
H
10
17
3
5
12
C
F
18
1
19
E
8
G
14
A
2
13
I
7
(Page 26)
(Page 26)
(Page 
28)
Ver. 1.4
Note (UK model): Refer to “NOTE OF REPLACING THE PARTS (UK 
model only)” (page 4), when replacing the IC1002.
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