Sony MHC-EC719iP Service Manual - Page 26
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HCD-EC719iP/EC919iP
HCD-EC719iP/EC919iP
5-8.
SCHEMATIC DIAGRAM - MAIN Board (6/7) -
1
2
MAIN BOARD
(6/7)
A
R199
R199
1K
1K
MUTE
B
AMP_RST
R204
R204
33
33
AMP_RST
DSP_SDA
R206
R206
33
33
IIC
DSP_SDA
DSP_SCL
R208
R208
33
33
DSP_SCL
I2S_D1
R212
R212
33
33
I2S_D1
I2S_D2
R211
R211
33
33
I2S_D2
DSP_LRCK
R213
R213
33
33
DSP_LRCK
IIS INPUT
DSP_BCLK
R214
R214
33
33
DSP_BCLK
C175
C175
C177
C177
C172
C172
C173
C173
C174
C174
C176
C176
R216
R216
DSP_MCLK
33
33
DSP_MCLK
C180
C180
15PF
15PF
C
DVCC3
500/800mA
500/800mA
D
C187
C187
0.1uF/25V/Y5V
0.1uF/25V/Y5V
V_12V
FB25
FB25
500/800mA
500/800mA
R224
R224
0
0
CE26
CE26
C190
C190
R229
R229
0
0
+ +
47uF/16V
47uF/16V
GND_FAN
R226
R226
1K
1K
D6
D6
LL4148
LL4148
R227
R227
GND_FAN
R228
R228
1K
1K
Q15
Q15
FAN_PWM
NPN_3DG3904M
NPN_3DG3904M
C192
C192
E
1uF/25V/Y5V
1uF/25V/Y5V
GND_FAN
GND_FAN
FB26
FB26
500/800mA
500/800mA
GND_FAN
24
24
3
4
VD3.3V
C162
C162
0.1uF/25V/Y5V
0.1uF/25V/Y5V
Q13
Q13
C163
C163
NPN_3DG3904M
NPN_3DG3904M
VD3.3V
0.1uF/25V/Y5V
0.1uF/25V/Y5V
C164
C164
R201
R201
0.1uF/25V/Y5V
0.1uF/25V/Y5V
R200
R200
10K
10K
47K
47K
R202
R202
1K
1K
U21
U21
R203
R203
10K
10K
C166
C166
1
48
MOV
OUT2A
0.1uF/25V/Y5V
0.1uF/25V/Y5V
2
47
GND
OUT2B
3
46
VDD3.3
NC
4
45
GND
GND
5
44
NC
VDD
6
43
SDI_78
OUT3A
7
42
SDI_56
OUT3B
8
41
STA309A
STA309A
SDI_34
OUT4A
9
40
SDI_12
OUT4B
10
39
LRCK1
OUT5A
11
38
BICK1
OUT5B
12
37
VDD3.3
NC
13
36
GND
GND
14
35
NC
VDD3.3V
15
34
RESET
OUT6A
16
33
PLLB
OUT6B
C179
C179
C178
C178
R215
R215
10K
10K
VD3.3V
R217
R217
R218
R218
10K
10K
10K
10K
C181
C181
0.1uF/25V/Y5V
0.1uF/25V/Y5V
R219
R219
3.3K
3.3K
C182
C182
0.1uF/25V/Y5V
0.1uF/25V/Y5V
FB24
FB24
C185
C185
C186
C186
C184
C184
VD3.3V
+ +
CE25
CE25
22uF/16V
22uF/16V
Q14
Q14
NPN_S8050C
NPN_S8050C
1
1
2
2
XP14
XP14
2PIN/2.0mm
2PIN/2.0mm
GND_FAN
+ +
CE27
CE27
C191
C191
470
470
D7
D7
47uF/16V
47uF/16V
0.1uF/25V/Y5V
0.1uF/25V/Y5V
LL4148
LL4148
R225
R225
GND_FAN GND_FAN
GND_FAN
51K
51K
GND_FAN
5
6
7
PWM OUT
VD3.3V
EAPD
C165
C165
0.1uF/25V/Y5V
0.1uF/25V/Y5V
R205
R205
33
33
CH3A
R207
R207
33
33
CH3B
R209
R209
33
33
CH4A
R210
R210
33
33
CH4B
R222
R222
33
33
CH5A
R223
R223
33
33
CH5B
CE23
CE23
22uF/16V
22uF/16V
C168
C168
C169
C169
C167
C167
C170
C170
C188
C188
C189
C189
VD3.3V
FB23
FB23
500/800mA
500/800mA
+ +
CE24
CE24
C183
C183
22uF/16V
22uF/16V
0.1uF/25V/Y5V
0.1uF/25V/Y5V
R220
R220
2.2
2.2
VD3.3V
+ +
C171
C171
0.1uF/25V/Y5V
0.1uF/25V/Y5V