Schematic Diagram - Main Board (7/8) - Sony HCD-ECL77BT Service Manual

HCD-ECL77BT/ECL99BT
HCD-ECL77BT/ECL99BT

5-10. SCHEMATIC DIAGRAM - MAIN Board (7/8) -

1 2
MAIN BOARD (7/8)
A
R199 R199
1K 1K
MUTE
AMP_RST R204 R204 33 33
AMP_RST
B 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
C172 C172 C173 C173 C174 C174 C175 C175 C176 C176
R216 R216
DSP_MCLK 0 0
DSP_MCLK
C180 C180
15PF 15PF
C
DVCC3
0.1uF/25V/X5R 0.1uF/25V/X5R
D
MHC-ECL99BT USE BUT 77BT DOESN'T
V_12V FB25 FB25
500/800mA 500/800mA
R224 R224 0 0
C190 C190
+ + CE26 CE26 R229 R229 0 0
47uF/16V 47uF/16V
GND_FAN
R226 R226 1K 1K D6 D6 LL4148 LL4148
GND_FAN
R228 R228 1K 1K
Q15 Q15
FAN_PWM
E NPN_3DG3904M NPN_3DG3904M
GND_FAN
GND_FAN
28 28
3 4
VD3.3V
C162 C162
0.1uF/25V/X5R 0.1uF/25V/X5R
Q13 Q13
C163 C163
NPN_3DG3904M NPN_3DG3904M
VD3.3V 0.1uF/25V/X5R 0.1uF/25V/X5R
C164 C164
R201 R201
0.1uF/25V/X5R 0.1uF/25V/X5R
R200 R200 10K 10K
47K 47K
R202 R202
1K 1K
U21 U21
R203 R203
10K 10K
1
C166 C166
MOV OUT2A
0.1uF/25V/X5R 0.1uF/25V/X5R 2
GND OUT2B
3
VDD3.3 NC
4
GND GND
5
NC VDD
6
SDI_78 OUT3A
7
SDI_56 OUT3B
8 STA309A STA309A
SDI_34 OUT4A
9
SDI_12 OUT4B
10
LRCK1 OUT5A
11
BICK1 OUT5B
12
C177 C177
VDD3.3 NC
13
GND GND
14
NC VDD3.3V
15
RESET OUT6A
16
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/X5R 0.1uF/25V/X5R
R219 R219
3.3K 3.3K
C182 C182
0.1uF/25V/X5R 0.1uF/25V/X5R
FB24 FB24 C184 C184 C185 C185 C186 C186
VD3.3V
500/800mA 500/800mA
+ +
C187 C187 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
R227 R227 470 470 D7 D7
47uF/16V 47uF/16V 0.1uF/25V/X5R 0.1uF/25V/X5R
LL4148 LL4148
R225 R225 GND_FAN GND_FAN GND_FAN
51K 51K
C192 C192
1uF/25V/Y5V 1uF/25V/Y5V
GND_FAN GND_FAN
FB26 FB26
500/800mA 500/800mA
5 6 7
PWM OUT
VD3.3V
EAPD
C165 C165
0.1uF/25V/X5R 0.1uF/25V/X5R
48
47
46 R205 R205 33 33
CH3A
45 R207 R207 33 33
CH3B
44 R209 R209 33 33
CH4A
43 R210 R210 33 33
CH4B
42 R222 R222 33 33
CH5A
41 R223 R223 33 33
CH5B
40
39
38
37
36
35
34
33 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/X5R 0.1uF/25V/X5R
R220 R220
2.2 2.2
VD3.3V
+ +
C171 C171
0.1uF/25V/X5R 0.1uF/25V/X5R
CE23 CE23
22uF/16V 22uF/16V