Read Sony HCD-EC719IP / HCD-EC919IP Service Manual online
HCD-EC719iP/EC919iP
HCD-EC719iP/EC919iP
21
21
5-5. SCHEMATIC DIAGRAM - MAIN Board (3/7) -
A
3
8
6
E
2
9
D
5
B
C
7
1
4
(3/7)
MAIN BOARD
SDRAM
USB PORT
USB POWER SWITCH
USB SWITCH
S=1:2ĺON 1ĺOFF
S=0:1ĺON 2ĺOFF
S=0:1ĺON 2ĺOFF
RES_SWITCH
DQ[0..15]
RAS#
CAS#
BA[0..1]
DQM[0..1]
MA[0..11]
DCLK
WE#
0
A
B
0
A
B
D
1
A
B
1
A
B
D
DBA1
DQ8
DQ14
MA11
DRAS#
MA2
DQ15
MA5
DQ10
MA4
DQ13
MA8
DBA0
DQM1
DQ9
SDCLK
MA9
DQ11
MA3
MA6
DQM0
MA7
MA0
DCAS#
DWE#
DWE#
MA10
DQ12
MA1
DQ2
DQ5
DQ1
DQ6
DQ4
DQ3
DQ0
DQ7
#
E
W
#
E
W
D
RAS#
DRAS#
#
S
A
C
#
S
A
C
D
K
L
C
D
K
L
C
D
S
USB_5V_IN
D+
D-
D-
DP
LN_DM
LN_DP
DM
DM
USB_5V_IN
USB_EN
USB_FAULT
DP
LN_DM
LN_DP
LN_DP
LN
_D
M
LN
_D
P
DP
DM
DQM[0..1]
(2)
BA[0..1]
(2)
WE#
(2)
CAS#
(2)
DCLK
(2)
MA[0..11]
(2)
DQ[0..15]
(2)
RAS#
(2)
USB_EN
USB_FAULT
Ipod_Det
USBSW_SEL
USB_DP
USB_DM
USB_FAULT
USB_EN
RSW_EN
10uF/
10V/
Y
5
V
10uF/
10V/
Y
5
V
DRAM
CD MODE USE U10
DVD MODE USE U12
DVD MODE USE U12
VDET=2V
VDET=2.68V
SD33
SD33
SD33
SD33
USB_VCC1
STB_5V
USB_VCC1
USB_VCC2
USB_VCC2
DVCC3
USB_VCC1
STB_3.3V
STB_3.3V
VCC_D
DVCC3
VCC_D
7
1
2
3
4
8
5
6
1
2
3
4
1
2
3
4
4
6
1
2
3
5
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
1
2
4
12
5
7
9
8
10
46
11
13
15
16
17
18
19
35
22
23
24
25
26
14
41
29
30
31
32
33
34
36
37
38
39
40
43
42
44
52
45
47
49
48
50
51
53
54
20
21
3
6
27
28
7
1
2
3
4
8
5
6
9
10
C11
0.1uF/50V/X7R
C11
0.1uF/50V/X7R
C1
00
0.
1uF/
25V/
Y
5V
C
100
0.
1uF/
25V/
Y
5V
FB17 500/500mA
FB17 500/500mA
U10
G556B1-P1U
U10
G556B1-P1U
FL2
FL2
R9
5
4.
7K
R
95
4.
7K
C9
8
0.
1uF/
25V/
Y5V
C
98
0.
1uF/
25V/
Y5V
XP7
4PIN/2.0mm
XP7
4PIN/2.0mm
R105
1K
R105
1K
R9
6
4.
7K
R
96
4.
7K
R103
NC/4.7K
R103
NC/4.7K
C9
6
1000pF/
50V/
X
7R
C
96
1000pF/
50V/
X
7R
R92
75K/1%
R92
75K/1%
C9
7
0.
1uF/
25V/
Y
5V
C
97
0.
1uF/
25V/
Y5V
C103
0.1uF/25V/Y5V
C103
0.1uF/25V/Y5V
CB2
0.
1uF/
25V/
Y
5V
CB2
0.
1uF/
25V/
Y
5V
C105
N
C
/0
.1
uF/
25V/
Y5V
25V/
Y5V
C105
N
C
/0
.1
uF/
25V/
Y5V
25V/
Y5V
C104
C104
R94
10K
R94
10K
CB1
0.
1uF/
25V/
Y
5V
CB1
0.
1uF/
25V/
Y
5V
R104
10K
10K
R104
10K
10K
R93
49.9K/1%
R93
49.9K/1%
R106
NC/100K
R106
NC/100K
U12
NC/MP6515
U12
NC/MP6515
C102
100pF/50V/NP0
C102
100pF/50V/NP0
C9
9
0.
1uF/
25V/
Y
5V
C
99
0.
1uF/
25V/
Y5V
TP41
TP41
220uF/16V
CE14
220uF/16V
CE14
R767
NC/0
NC/0
R767
NC/0
NC/0
C101
100pF/50V/NP0
C101
100pF/50V/NP0
R91
49.9K/1%
R91
49.9K/1%
TP40
TP40
Q9
NC/NPN_3DG3904M
Q9
NC/NPN_3DG3904M
C8
0.1uF/50V/X7R
C8
0.1uF/50V/X7R
U9
NX3DV42GU
U9
NX3DV42GU
R90
43.2K/1%
R90
43.2K/1%
220uF/16V
CE13
220uF/16V
CE13
CB3
0.
1uF/
25V/
Y
5V
CB3
0.
1uF/
25V/
Y
5V
R102
NC/15K/1%
R102
NC/15K/1%
R771
0
R771
0
R160
NC/10K
R160
NC/10K
R506
NC/0
R506
NC/0
C9
0.1uF/50V/X7R
C9
0.1uF/50V/X7R
XP8
5PIN/2.0mm
5PIN/2.0mm
XP8
5PIN/2.0mm
5PIN/2.0mm
C9
5
0.
1uF/
25V/
Y
5V
C
95
0.
1uF/
25V/
Y5V
U8
SDRAM_64Mb_M12L64164A-7T
U8
SDRAM_64Mb_M12L64164A-7T
R772
0
R772
0
U13
SGM7227
U13
SGM7227
R507
NC/0
R507
NC/0
++
++
IN
EN1
/OC1
/OC2
EN2
OUT1
OUT2
GND
1
2
3
4
/FAULT
OUT
IN
GND
/EN
ILIM
D+
D-
GND
HSD1-
HSD1+
HSD2-
HSD2+
OE
Vcc
S
1
2
3
4
5
VCC
DQ0
DQ1
VSSQ
DQ2
DQ3
VCCQ
DQ4
DQ5
VSSQ
DQ6
DQ7
DQML
WE
CAS
RAS
CS
A11
A10/AP
A0
A1
A2
A3
VCC
VSS
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
DQMH
NC
VCCQ
DQ8
DQ9
VSSQ
DQ10
DQ11
VCCQ
DQ12
DQ13
DQ14
DQ15
VSS
BA0/A13
BA1/A12
VCCQ
VSSQ
VCC
VSS
HSD1+
VCC
S
D+
D-
HSD2-
GND
HSD1-
HSD2+
OE
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