Block Diagram - Power Section - Sony HCD-U1BT Service Manual

HCD-U1BT
Ver. 1.3
Q Q
6-5. BLOCK DIAGRAM — POWER SECTION —
3 7 6 3 1 5 1 5 0
Q321
+50V
SWITCH
IC903
+3.3V REG
Q123
DVDD5
+3.3V 5 VOUT VIN 1
SWITCH-2
CE
3
Q122
DVDD5
IC2
SWITCH-1
+1.2V REG
VDD 1
+1.2V
5 VOUT
CE 3
IC4
+1.2V REG
DVDD5
+1.2V
5 VOUT VDD 1
IC3
+3.3V REG
A
+3.3V 5 VOUT VIN 4
CE
D
3
T E
Q4 L Q9 1 3 9 4 2 2 9 6 5 1 3
SWITCH SWITCH
Q1
+5V IOPWR
SWITCH2
Q2
IOPWR
SWITCH1
Q5
AVDD5
+2.8V
+2.8V REG-2
Q8,Q10
SWITCH
Q6
+2.8V REG-1
E V
DV DD5
V
w w w
HCD-U1BT
D302
D303
6 5 5
7
OUT2 -IN2 +IN2
IC306
AMP/PROTECTOR
OUT1 +IN1
1 3
12
2Q
Q319
Q307
4 1Q
DRIVE
SWITCH
Q308
RECT
Q309
/FILTER
AMP
Q310 Q303 Q302
SWITCH SWITCH SWITCH
+18V
+5V
IC106
+12V REG
+12V
3 VOUT VIN 1
Q115
+11V Q202
LINE FILTER
DD5V
SWITCH
USB CORE POWER
D109
+3.3V
Q117
P_MONITOR
+3.3V POWER
RELAY
Q103
+9V
+9V REG
IC203
+1.8V REG
+1.8V 5 VOUT VIN 1
IC105
4V REG
D108
9V SW
+4V 3 VOUT VIN 1
IC704
+1.8V REG
D106
D105
PROTECTOR
+1.8V 4 VOUT VIN 5
IC702
+3.3V REG
+3.3V 4 VOUT
D111
+3.3V
D104
ER3.3 V
M+7V
D103
IO_POWER
I/O POWER
89
BT_POWER
x a o
. i
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IC304
MULTI VIBRATOR
IC302(2/2)
PANEL CONTROLLER
6 7
35
2A 9 VFD_DATA
1A 1 36 VFD_LAT
15 14
VFD_
4
POWER
ST-BY
4V
POWER ON
Q651,652
PROTECTOR
FL18V
IC103
DD5V REG
2 VOUT VIN 1
Q251
6W PROTECTOR
D652
Q102
DD5V
SWITCH
L101
Q201
+11V
15W
PROTECTOR F101
Q Q
3 7
PVDD
+18V
IC12
GVDD
Q104 3
+12V REG
+12V
Q105
IC101
+5V REG
3 VOUT VIN 1
VIN 5 IC104
+7V REG
3 VOUT VIN 1
44 95 85 86
USB
P_MONITOR USB POWER
CORE RELAY
POWER
IC107(5/5)
SYSTEM CONTROLLER
u 1 6 3
y
32 32
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2 4
8 9 9
T603
ST-BY IC601
TRANSFORMER
ST-BY
CONVERTER
5 DRAIN
D604
IC650 VCC FB
Q650
2
PROTECTOR VOLTAGE 4
DETECT
D603
PH601
PHOTO
COUPLER
+18V
PH602
PHOTO COUPLER
Q601
V SENSE
SWITCH
T31
MAIN
D31
TRANSFORMER
1
+11V
V SENSE
Q12
16 VG(H)
CONVERTER OUT
6 3 1 5 1 5 0 8 9
IC11
15
VS MAIN CONVERTER
CONTROLLER
Q11
12
VG(L)
CONVERTER OUT
D32 9 OCP
VC1 F/B
+18V
8 2
D14
1
D33
PH11
PHOTO COUPLER
m
c o
.
2
8 9 9
D1
TH1
LPF AC IN
US,CND
18
VD D2
2 4 9 8 2 9 9
TH2
D3
AEP,UK,KR