Block Diagram - Power Supply Section - Sony STR-KG800 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-5.

BLOCK DIAGRAM - POWER SUPPLY Section -

FLUORESCENT
INDICATOR TUBE DRIVER
IC100
DIN
CLK
STB
FLUORESCENT
INDICATOR
TUBE
FL101
5VPWR
K
(Page 16)
S101 – 108
S109 – 112, 115
S100
I/
T E
L 1 3 9 4 2 2 9 6 5 1 3
REMOTE CONTROL
RECEIVER
IC103
ROTARY
INPUT
ENCODER
SELECTOR
RV101
ROTARY
MASTER
ENCODER
VOLUME
RV102
P_DET
(Page 18) Q
w w w
STR-KG800
SYSTEM CONTROLLER
IC1010 (4/4)
7 71 FL_DATA
LEVEL SHIFT
8 70 FL_CLK
IC101
9 69 FL LAT
HDMI +1.8V
114 AD_KEY2 HDMI +3.3V
HDMI_REG_CTL
7
113 AD_KEY1 DSP +1.2V
DSP +3.3V
85 POWER KEY
84 SIRCS_IN
FUSE_DETECT 25
89 INPUT ENCODER A
90 INPUT ENCODER B
79 VOL_JOG (2B)
80
VOL_JOG (2A)
STOP 83
POWER_RY 9
SUBT 97
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DMPORT +5V
FL +5V
HDMI +5V
+1.8V +3.3V
REGULATOR REGULATOR
IC3528 IC3527
A-7V
+3.3V
REGULATOR
IC3526
VIDEO -5V
+1.2V +3.3V
A+7V
REGULATOR REGULATOR
IC1002 IC1013
A+5V
VIDEO +5V
Q Q
3 7 6
TU +9V
B+
B-
FL -20V
POWER AMP -45V
+3.3V
RECT
SYS +3.3V REGULATOR
D950 – 953
IC1904
Q990
D990, 991
u 1 6 3
.
19 19
2 4
8 9 9
+5V
REGULATOR
IC1012
+5V
REGULATOR
IC1031
+5V +6.3V
REGULATOR REGULATOR
IC3516 IC4001
MAIN POWER
TRANSFORMER
F4001
+4.1V RECT
REGULATOR
D4001, 4002
IC4100 F4002
-7V
REGULATOR
IC352
-5V
REGULATOR
IC202
+5V
+7V
REGULATOR
REGULATOR
IC1001 IC350
+5V
REGULATOR
IC201
3 1 5 1 5 0 8 9 2
RECT
+9V
REGULATOR D910 – 913
IC1902
RECT
D921
-20V
REGULATOR
Q930
B- SWITCH
Q500, 501
PROTECT DETECT
TRANSFORMER
IC565
RECT
D955
m
c o
STR-KG800
2
8 9 9
T901
4 9 8 2 9 9
F901
SUB POWER
T904
(AC IN)
RELAY DRIVE
RY901
Q901
B+ SWITCH
Q951, 955