Block Diagram - Power Supply Section - Sony STR-KS2000 - Blu-ray Dvd Receiver Component Service Manual

STR-KS2000
6-5.

BLOCK DIAGRAM - POWER SUPPLY Section -

SD
L
(Page 13)
FLUORESCENT
INDICATOR TUBE DRIVER
IC700
DIN 7 74 FL DATA
LEVEL SHIFT
CLK 8 75 FL CLK
IC1651
STB 9 68 FL LAT
FLUORESCENT
INDICATOR
TUBE
FL700
S701 – 706
S707
I/
85 POWER KEY
REMOTE CONTROL
RECEIVER 82 SIRCS IN
IC701
ROTARY
MASTER 15 V_ENCODER(A)_DOWN
ENCODER
VOLUME
16
RV700
STR-KS2000
PCONT_2 80
MIC +3V
A+5V
SYSTEM CONTROLLER
IC1018(4/4)
+9V
PCONT_3 79
A/D 0 – A/D 2
HDMI +5V
(Page 11)
DMPORT +5V
FL
FL
FOR FLUORESCENT
INDICATOR TUBE
VEE
D. DCON +5V
V_ENCODER(B)_UP
+3.3V
AMP +1.8V
DSP +1.2V
PCONT_1 87
HDMI +3.3V
HDMI +1.8V
HDMI REG CTL 34
STBY +3.3V
STOP 81
POWER
CONTROL
Q962, 963
D932
POWER ON/OFF
CONTROL
Q943, 947
POWER VOLTAGE
+3.3V
CONTROL
REGULATOR
Q944, 964
IC2502
+5V
B+ SWITCH
REGULATOR
Q945
IC1712
+12V
+9V
REGULATOR REGULATOR
IC941
IC1902
+5V
REGULATOR
IC3516
5VPWR
K
+5V
REGULATOR
IC1012
B+ SWITCH
Q946
RECT
D700 – 703
OSC
DC/DC
Q801
CONVERTER
+5V
T700
REGULATOR
IC942
+1.8V
REGULATOR
IC3050
+1.2V +3.3V
REGULATOR REGULATOR
IC1002 IC944
+3.3V
REGULATOR
IC3526
+1.8V +3.3V
REGULATOR REGULATOR
IC3528 IC3527
D972
14 14
MAIN POWER
TRANSFORMER
T901
+31.5V
RECT
D931
D905 D908
D907, 914
D915, 916
ISOLATOR
PC903
D910
ISOLATOR
PC901
SHUNT
REGULATOR
IC931
SUB POWER
TRANSFORMER
T902
RECT
D944
RECT
D941
RECT
D942
RECT
B+ SWITCH
D943 Q921
D922
ISOLATOR
PC902
SHUNT
REGULATOR
IC951
TH901
LINE
RECT
FILTER
D901
L952
AC DETECT ISOLATOR
Q961 PC904
D904
POWER CONTROL
IC901
3 D
B+ SWITCH
4 VCC
Q901
1 OCP
D909
5 OLP
POWER CONTROL
IC921
1 D
4 VCC
6 FB/OLP
8 STARTUP
(AC IN)
LINE
F901
FILTER
L951