Sony STR-DN1050 - Block Diagram - DISPLAY;POWER Section

STR-DN1050
STR-DN1050
3333
6-7. BLOCK DIAGRAM – DISPLAY/POWER Section –
+15V
RECT
D923
RECT
D910-913
SYSTEM CONTROL
IC2100 (6/6)
VACUUM FLOURESCENT
DISPLAY
ND100
MASTER
VOLUME
ROTARY
ENCODER
EN101
S115
S108 ~ S110,
S111 ~ S114
S101 ~ S105
X2100
4MHz
F910
RY951
F911
INPUT
SELECTOR
ROTARY
ENCODER
EN100
-7V
+HV
(VCC)
TO
AUDIO AMP
SECTION
-HV
(VCC)
+7V
+7V
+5V
+5V
+3.3V
F940
F941
+4.24V (DCDC)
+3.3V
+2V (DCDC)
+1.2V
+1.2V
STBY DCDC
D905
POWER
TRANSFORMER
(SUB)
T902
POWER
TRANSFORMER
(MAIN)
T901
F901
+NW_3.3V
+3.3V
AC IN
RECT
D901 ~ D904
RECT
D921
RY920
F913
F912
DCDC NW
F1
F2
+7V REG.
IC350
+7V REG.
IC351
-7V REG.
IC352
+5V REG.
IC2117
+5V REG.
IC234
+3.3V REG.
IC102
RELAY DRIVE
Q920
+3.6V REG.
IC1906
+2.5V (ADV)
+2.5V REG.
IC1910
+5V
+5V REG.
IC201
-5V
-5V REG.
IC202
POWER
CONTROL
IC4102
+1.2V REG.
IC7000
+3.3V REG.
IC7001
+3.3V REG.
IC2115
+DCDC_NW REG.
IC1909
+1.2V
+4.2V REG. (STBY)
IC902
+1.2V REG.
IC2500
+1.2V REG.
IC3508
+3.3V REG.
IC2116
F1
F2
+6V_USB
+5V (USB-VBUS)
+5V REG.
(USB-VBUS)
IC4103
+5.2V
+5V
+5.2V REG.
IC3513
+5V REG.
IC3514
+2V REG.
IC1907
+6V REG.
IC1908
+6.14V REG.
IC1905
RELAY DRIVER
Q951
DC CONVERTER
TRANSFORMER
T100
SWITCHING
TRANSISTOR
Q101
LED DRIVER
Q102
LED
(PURE DIRECT)
D108
LED DRIVER
Q110
LED DRIVER
Q111
LED
(ON/STBY)
D110
SWITCHING
TRANSISTOR
CONTROL
Q103 ~ Q104
AC OFF DETECT
Q952
98
POWER_RY
69
5
OVERLOAD
CONTROL
IC4101
4 3
FL_ENABLE
73
USB_PCONT
74
USB_OVC
64
WHITE_LED
71
FLASH_CLK/POWER_LED
82
STDBY_LED
93
AC_CUT
84
STDBY_VU_PCONT
87
BRIDGEABLE_RY
424038
53 FL_LAT
55 FL_CLK
54 FL_DATA
63 VOLUME_JOG
52 INPUT_JOG
65 POWER_KEY
57 AD_KEY1
58 AD_KEY2
48 PE2/X0
49 PE3/X1
CD0 DETECTION DRIVER
Q2107
SWITCHING
TRANSISTOR
Q2701
SIGNAL RECEIVER
CONVERTER.
(MULTIPLEXER/
DEMULTIPLEXER)
IC2703
J2701
J2702
IN
IR REMOTE
OUT
REMOTE CONTROL
SIGNAL RECEIVER
IC100
591
6
7
SIRCS_IN
CH1
COM
CH0