Block Diagram - Display/Power Section - Sony STR-DN850 Service Manual

6-7. BLOCK DIAGRAM – DISPLAY/POWER Section –
F1
VACUUM FLOURESCENT
DISPLAY
F2
ND1100
38 40 42
DN1060
J3190
J3191
SWITCHING
TRANSISTOR
Q3190
6
SIGNAL RECEIVER
CONVERTER.
(MULTIPLEXER/ COMMON 1
DEMULTIPLEXER)
IC3190
7
REMOTE CONTROL
SIGNAL RECEIVER
IC1100
ROTARY
MASTER
ENCODER
VOLUME
EN1101
ROTARY
INPUT
ENCODER
SELECTOR
EN1100
S1115
S1108 ~ S1110,
S1111 ~ S1114
S1101 ~ S1105
X3000
4MHz
STR-DN860/DN1060
BRIDGEABLE_RY
79
LED DRIVER
PURE_DIRECT_LED 62
Q1102
51 FL_LAT
LED DRIVER
60 FL_CLK
FLASH_CLK/PWR_LED 124
Q1110
59 FL_DATA
LED DRIVER
STANDBY_LED 61
Q1111
WLAN/BT VBUS
SYSTEM CONTROLLER +5V
IC504
IC3002 (4/4)
+5.2V
+5V (USB-VBUS)
46 SIRCS_IN
+5V REG.
+5V
IC1280
TRANSFORMER, SWITCHING
F1
DC CONVERTER TRANSISTOR
F2
T1100
93 VOLUME_JOG
FL_ENABLE
49
+1.2V REG.
+1.2V
IC305
90 INPUT_JOG
+1.9V
POWER_RY 73
58 POWER_KEY
+1.2V REG.
+1.2V 3 SW1 VIN1
IC320
+1V REG.
+1.0V
91 AD_KEY1
IC314
14 SW2
+1.1V REG.
+1.1V
IC313
92 AD_KEY2 +1.8V REG.
+1.8V
IC309
+1.8V REG.
+1.8V
IC310
+1.8V REG.
+1.8V
IC315
86 X0(CLOCK IN)
87 X1
AC CUT 75
LED
(PURE DIRECT)
D1108
TO
AUDIO AMP
SECTION
LED
(ON/STBY)
D1110
+5.2V REG. +6V REG.
IC302 IC1915
+5.2V REG.
IC319
VIN1 1
1 1 VO VCC 8
6 OUT IN
14 SW2 VIN2 16
FRONT USB VBUS
IC503
+6.2V 3 SW1
+6.2V REG.
IC1911
8
1 VO
+3.3V REG.
Q1101
IC3191
5
+3.3V REG. +4.5V REG.
+3.3V
IC318 IC1914
+1.5V REG.
+1.5V
3 SW1 VIN1 1
IC306
14 SW2 VIN2
16
+2.5V REG. +2.15V REG.
IC1913 IC1912
1
VIN2 16
+3.3V
+3.3V
+1.8V
41 41
RELAY DRIVER
Q920
RY920
RECT
D921
+HV
F912
(VCC)
-HV
F913
(VCC)
7V REG.
+7V
IC1351
+5V REG.
+5V
IC6010
+3.3V REG.
+3.3V
IC1237
RECT
D910-913
F910
7V REG.
+7V
IC1350
F911
-7V REG.
-7V
IC1352
RECT
D1924
F940
+15V
F941
RELAY DRIVER
Q951, Q953
RECT
D901 ~ D904
+4.5V REG.
+3.3V REG.
IC1906
IC307
+3.3V REG.
IC308
+3.3V REG.
IC301
D905
AC OFF DETECT
Q952
STR-DN860/DN1060
POWER
TRANSFORMER
(MAIN)
T901
F901
RY951
POWER
TRANSFORMER
(SUB)
T902
AC IN