Schematic Diagram - Main Board (1/6) - Sony HCD-S20 Service Manual

HCD-S20
6-6.

SCHEMATIC DIAGRAM - MAIN Board (1/6) -

1
MAIN BOARD (1/6)
A
12V_IN
From Power Board
1
1
2
2
3 C13 C13 C21 C21
3
4
4
XS1 XS1 330pF/50V/X7R 330pF/50V/X7R
4PIN/2.5mm/40mm 4PIN/2.5mm/40mm 0.1uF/50V/X7R 0.1uF/50V/X7R
12V_IN
B
330pF/50V/X7R 330pF/50V/X7R
C
Q9 Q9
12V_IN P_AP2305 P_AP2305
S D
C24 C24 R6 R6
47K 47K
0.1uF/25V/Y5V 0.1uF/25V/Y5V
R11 R11
TP20 TP20 47K 47K
POWER_EN1 4.7K 4.7K Q3 Q3
R12 R12 NPN_3DG3904M NPN_3DG3904M
C26 C26
D R14 R14 0.1uF/25V/Y5V 0.1uF/25V/Y5V
10K 10K
E
F
HCD-S20
2 3
R29 R29 2.2 2.2
FB25 FB25 300/2A 300/2A C33 C33
NC/100pF/50V/NP0 NC/100pF/50V/NP0
C133 C133
C131 C131 330pF/50V/X7R 330pF/50V/X7R
+ +
CE6 CE6 R7 R7 L1 L1
22uF/50V 22uF/50V R91 R91
100K 100K
C4 C4
0.01uF/50V/X7R 0.01uF/50V/X7R
U2 U2
56 56
7 3
EN SW
R101 R101 8 5
SS FB
47K 47K
EUP3482A EUP3482A
C105 C105 C97 C97
3300pF//50V/X7R 3300pF//50V/X7R
0.1uF/50V/X7R 0.1uF/50V/X7R
R2 R2
2.2K 2.2K
12V
AMP_12V
FB3 FB3 120/2A 120/2A
STBY+5V
C18 C18
R20 R20
3.9K 3.9K 0.1uF/25V/Y5V 0.1uF/25V/Y5V
M+5V
FB17 FB17
300/2A 300/2A
R49 R49
1.8/2W 1.8/2W
STANDBY:40mA
Imax: 570mA
STANDBY:15mA
Imax: 202mA
R72 R72 5.6/1W 5.6/1W
STANDBY:25mA DVCC3
Imax: 368mA
Q7 Q7
TR_B1 Q8 Q8
TR_B1 TR_B2
PNP_3CA8550C PNP_3CA8550C
PNP_3CA8550C PNP_3CA8550C
TP18 TP18
CE2 CE2
+ + C81 C81 REGO2
REGO2
R21 R21
20K/1% 20K/1% 100uF/16V 100uF/16V 0.1uF/50V/X7R 0.1uF/50V/X7R
REGO1
REGO1
R23 R23
12K/1% 12K/1%
4 5
BAT54S BAT54S
D16 D16
1
C130 0.1uF/50V/X7R C130 0.1uF/50V/X7R 3
2
1 C28 C28 C25 C25 CE8 CE8
0.1uF/50V/X7R 0.1uF/50V/X7R
22uF/50V 22uF/50V
C124 C124 0.1uF/50V/X7R 0.1uF/50V/X7R 3 0.1uF/25V/Y5V 0.1uF/25V/Y5V
D17 D17
BAT54S BAT54S 2
MAX 2A
10uH/3A 10uH/3A STBY+5V
R9 R9
49.9K 49.9K
CE14 CE14
+ +
R27 R27
10K/1% 10K/1% 100uF/16V 100uF/16V
R4 R4
1K 1K
12V
Q2 Q2
M+5V 5V
FB4 FB4 500/800mA 500/800mA
D S
N_AP2328 N_AP2328
POWER_EN2
8104 kernel +1.2V
VC12
TP19 TP19
CE11 CE11
+ + C17 C17
100uF/16V 100uF/16V 0.1uF/50V/X7R 0.1uF/50V/X7R
22 22
6 7
-24V
R275 R275 0 0
U3 U3
STBY+5V UPG5V
FB1 FB1 500/800mA 500/800mA 1
VIN
close to DC/DC
C12 C12
2
GND
2.2uF/10V/Y5V 2.2uF/10V/Y5V
3
EN
LDO_G9091-330T11U LDO_G9091-330T11U
U4 U4
5V
FB9 FB9 500/800mA 500/800mA 1
VIN VOUT
C20 C20
close to DC/DC 2
GND
2.2uF/10V/Y5V 2.2uF/10V/Y5V
3
EN
LDO_G9091-330T11U LDO_G9091-330T11U
Q11 Q11
12V_IN P_AP2305 P_AP2305 VFD_12V
FB16 FB16 120/2A 120/2A
S D
C53 C53 R10 R10
47K 47K
0.1uF/25V/Y5V 0.1uF/25V/Y5V
TP21 TP21
R16 R16
47K 47K
4.7K 4.7K Q5 Q5
NPN_3DG3904M NPN_3DG3904M
R17 R17
C50 C50
R18 R18
10K 10K 0.1uF/25V/Y5V 0.1uF/25V/Y5V
8
POWER_EN1
8
POWER_EN1
VC12
6
VC12
POWER_EN2
8
POWER_EN2
MCU3V3
5
VOUT
close to LDO C2 C2
4.7uF/16V/Y5V 4.7uF/16V/Y5V
4
NC
FM3V3
close to LDO
5
C3 C3
4.7uF/16V/Y5V 4.7uF/16V/Y5V
4
NC