Schematic Diagram - Main Board (6/6) - Sony HCD-S20 Service Manual

6-11. SCHEMATIC DIAGRAM - MAIN Board (6/6) -

1
MAIN BOARD
A
DVCC3
8
AMP_SCL
8
AMP_SDA
8
FAULT
8
AMP_RST
B 6 I2S_DOUT0
6,9
AD_LRCK
6,9
AD_BCLK
6,9
AD_MCLK
C
TP32 TP32
D
D11 D11
8
AUDIO_MUTE
HCD-S20
2 3
(6/6)
+3.3VD
FB12 FB12 500/200mA 500/200mA
+3.3VD
CE56 CE56 U25 U25
+ + C221 C221
37
0.1uF/50V/X7R 0.1uF/50V/X7R GND
100uF/16V 100uF/16V C224 C224
36
VDD_DIG GND_SUB
35
0.1uF/50V/X7R 0.1uF/50V/X7R
GND_DIG
R274 R274 33 33 34
SCL TEST_MODE
R273 R273 33 33 33
SDA
32
INT_LINE VCC_REG
31
RESET
30
C231 C231
SDI
1000pF/50V/X7R 1000pF/50V/X7R
29
LRCKI
28
BICKI
R176 R176 0 0 27
XTI
26
GND_PLL
25
FILTER_PLL
+3.3VD
24
VDD_PLL
R255 2.2 R255 2.2
23
A_MUTE
PWRDN GND_REG
22
GND_DIG
+3.3VD
21
R257 R257
VDD_DIG
2.2K 2.2K
20
TWARN / OUT4A OUT3B / FFX3B
C243 C243 C246 C246 19
EAPD / OUT4B OUT3A / FFX3A
0.1uF/50V/X7R 0.1uF/50V/X7R STA339BWS STA339BWS
R258 R258 0 0
Q15 Q15
PNP_MMBT8550C PNP_MMBT8550C
D6 D6 LL4148 LL4148
CE37 CE37
+ +
47uF/16V 47uF/16V
R207 R207 10K 10K
LL4148 LL4148 R209 R209 10K 10K Q16 Q16
NPN_3DG3904M NPN_3DG3904M
R206 R206
47K 47K
4
AMP_12V
FB28 FB28 300/2A 300/2A
+ +
1
2
SA
3
L11 L11 22uH/1A 22uH/1A
4
VSS
C258 0.1uF/50V/X7R C258 0.1uF/50V/X7R
5 C229 C229
C270 C270
0.1uF/25V/Y5V 0.1uF/25V/Y5V
6 330pF/50V/X7R 330pF/50V/X7R
OUT2B
7
C269 0.1uF/50V/X7R C269 0.1uF/50V/X7R
GND2
R267 R267
8
22 22
VCC2
9 L10 L10 22uH/1A 22uH/1A
OUT2A
10 L12 L12 22uH/1A 22uH/1A
OUT1B
11 C263 0.1uF/50V/X7R C263 0.1uF/50V/X7R
VCC1
12
GND1
C266 C266
13
OUT1A
330pF/50V/X7R 330pF/50V/X7R
14
C268 0.1uF/50V/X7R C268 0.1uF/50V/X7R
22 22
15 C242 0.1uF/25V/Y5V C242 0.1uF/25V/Y5V
R251 R251
VDD
L13 L13
16
CONFIG
AMP_12V
17 22uH/1A 22uH/1A
18 FB26 FB26 300/2A 300/2A
+ +
DVCC3
R208 R208
4.7K 4.7K
A_MUTE
27 27
5 6
FR- 1
R268 R268 6.2 6.2
2
C257 0.1uF/50V/X7R C257 0.1uF/50V/X7R
C251 C251 C271 C271 3
R264 R264
6.2 6.2
0.01uF/50V/X7R 0.01uF/50V/X7R
0.47uF/63V 0.47uF/63V
C267 0.1uF/50V/X7R C267 0.1uF/50V/X7R 4
FR+
FL-
6.2 6.2
R265 R265
C256 0.1uF/50V/X7R C256 0.1uF/50V/X7R
C272 C272
C226 C226
0.01uF/50V/X7R 0.01uF/50V/X7R
R266 R266
6.2 6.2
0.47uF/63V 0.47uF/63V
C264 0.1uF/50V/X7R C264 0.1uF/50V/X7R
FL+
HCD-S20
7
JK1 JK1
FR-
FR+
FL-
FL+
JACK_6P_GND_2 JACK_6P_GND_2