Block Diagram - Panel/Power Supply - Sony HCD-HX50BTR Service Manual

HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
Ver. 1.1
Q Q
3 7 6 3 1 5 1 5 0
6-5. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
SYSTEM CONTROLLER
IC301 (5/5)
AC DET
FL901
FLUORESCENT
INDICATOR TUBE
DA 58 FL SD
CP 56 FL SCLK
CS 57 FL CS
RESET 59 FL RESET BT POWER
GRID DRIVE
1G, 12G VH B+
Q901, 902
Q1, Q12
VH DAB-POWER_3.3
F+ VFD +7V
D909
VDD EVER +3.3V
DAB-POWER_1.2
REMOTE CONTROL
RECEIVER 4 SIRCS
IC951
S951 – 954,
S961 – 963,
KEY1 – KEY3
S965 – 968,
S970 – 976
D474
74 KEY WAKE UP
RV952
ROTARY
T E
L 1 3 9 4 2 2 9 6 5 1 3
65 VOLUME JOG
VOLUME ENCODER
DMPORT POWER
FL POWER ON
CD ON
LED DRIVE
63 BT LED
Q953
D953
USB POWER
BLUETOOTH
(HX50BTR/HX70BTR/HX90BTR)
STBY_RELAY
RESET
w w w
D951
LED DRIVE
60 STBY LED
STANDBY Q951 AC_CUT
15 13 10
X302 X301
5MHz 32.768kHz
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
69
D +12V
VBUS +5V
(HX50BTR/HX70BTR/HX90BTR)
+3.3V REGULATOR B+ SWITCH
BT +3.3V
IC903 Q602, 606, 624
50
+3.3V REGULATOR
DAB +3.3V
IC801
73
+1.2V REGULATOR
DAB +1.2V
IC802
75
(HX80R/HX90BTR)
+3.3V REGULATOR
+3.3V IC702
(FOR ADC ) (HX50BTR/HX80R/HX90BTR)
IC702 (HX70BTR)
+1.8V REGULATOR
IC704
+1.8V
(HX50BTR/HX80R/HX90BTR)
IC704 (HX70BTR)
+3.3V
AMP D +3.3V REGULATOR
Q513
AMP +5V
RIPPLE FILTER
HP AMP +12V
Q555
+5V REGULATOR
DMP +5V
IC506
91
B+ SWITCH
VH B+
IC901-2, Q904, 908
POWER CONTROL
55 SWITCH
IC901-1, Q903, 905
FUNC +9V
TUNER +9V
(HX50BTR/HX70BTR/HX90BTR)
BT +9V
+1.5V
+1.5V REGULATOR
DAB +9V
IC201
(HX80R/HX90BTR)
DVDD
+3.3V
+3.3V
AVDD
REGULATOR
+3.3V
Q393, 702 – 704
93
+3.3V
USB
REGULATOR
+3.3V
Q392, 706, 707
92
+12V
90
VCC
EVER
+3.3V
RESET SWITCH
12
Q312
RESET SIGNAL
20 GENERATOR
x a o IC401
y
11 . i
+3.3V
B+ SWITCH
FOR
Q952
ROTARY ENCODER
http://www.xiaoyu163.com
VFD +7V
+5V
REGULATOR
IC505
SUHT DOWN
+5V REGULATOR
CONTROL SWITCH
IC507
Q426, 716
SUHT DOWN
Q Q CONTROL SWITCH
3 7 6
Q326, 390
DC/DC
CONVERTER
Q906, 907
RECT
D43, 44
RECT
D31
+9V
REGULATOR
IC502
RECT
+27V
D32
D33
+12V
REGULATOR
Q707
AC DETECT
Q60 – 63
DC DETECT
Q64, 82 – 84
POWER ON/OFF
CONTROL SWITCH
D401
Q81
PROTECTOR
Q71, 72
B+ SWITCH
Q316, 399
u 1 6 3
.
20 20
2 4
8 9 9
3 1 5 1 5 0 8 9 2
T31
MAIN POWER
TRANSFORMER
VD 18
SWITCHING
16 VG (H)
Q12
15 VS
SWITCHING
12 VG (L)
Q11
9 OCP
D14
8 VC1
ISOLATOR
2 F/B
PH11
1 VSENSE
POWER CONTROL
IC11
Q2
ISOLATOR
PH12
D51 5 DRAIN
4 VCC
m
POWER
T51
CONTROL
SUB POWER
IC51
TRANSFORMER
c o
SHUNT
ISOLATOR
REGULATOR 2 FB
PH51
IC71
FEED BACK
SWITCH
Q51
2
8 9 9
SD
H (Page 19)
4 9 8 2 9 9
Abbreviation
AR : Argentina model
BR : Brazilian model
CND : Canadian model
E51 : Chilean and Peruvian models
KR : Korean model
MX : Mexican model
RU : Russian model
SP : Singapore model
(AC IN)
F1
TH1 LINE
RECT
FILTER
D1
T1
+
(HX50BTR: CND, MX)
S1
VOLTAGE SELECTOR
120 – 127V
220 – 240V
(HX50BTR: E51, BR)
+
HX50BTR: HX50BTR: AEP, RU, SP, AR, KR/
CND, E51, MX, BR HX70BTR/HX80R/HX90BTR