Block Diagram - Power Supply Section - Sony STR-K7200 - Av Receiver Component Service Manual

6-5.

BLOCK DIAGRAM - POWER SUPPLY Section -

FLUORESCENT
INDICATOR TUBE DRIVER
IC100
7
DIN
LEVEL SHIFT
CLK 8
9
STB
FLUORESCENT
INDICATOR
TUBE
FL101
5VPWR
K
(Page 16)
S101 – 108
S109 – 112, 115
S100
I/
REMOTE CONTROL
RECEIVER
IC103
ROTARY
INPUT
ENCODER
SELECTOR
RV101
ROTARY
MASTER
ENCODER
VOLUME
RV102
P_DET
Q
(Page 18)
STR-K7200
SYSTEM CONTROLLER
IC1010 (4/4)
XM +3.3V
71 FL_DATA
70 FL_CLK
IC101
69 FL LAT
XM VCC (+5V)
XMDPOWER 86
HDMI +1.8V
HDMI +3.3V
114 AD_KEY2
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
+3.3V
REGULATOR REGULATOR
IC101 IC107
+5.5V
B+ SWITCH
REGULATOR
Q105, 106
IC106
DMPORT +5V REGULATOR
IC1012
FL +5V REGULATOR
IC1031
HDMI +5V REGULATOR
IC3516
+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 REGULATOR
IC1001
VIDEO +5V
TU +9V
B+
B-
FL -20V
POWER AMP -45V
PROTECT DETECT
IC565
+3.3V
SYS +3.3V REGULATOR
D950 – 953
IC1904
AC OFF DETECT
Q990
D990, 991
19 19
+5V
+5V
+5V
+5V +6.3V
REGULATOR
IC4001
MAIN POWER
TRANSFORMER
T901
F4001
+4.1V
RECT
REGULATOR D4001, 4002
F4002
IC4100
-7V
REGULATOR
IC352
-5V
REGULATOR
IC202
+5V
+7V
REGULATOR
IC350
+5V
REGULATOR
IC201
+9V RECT
D910 – 913
REGULATOR
IC1902
RECT
D921
-20V
REGULATOR
Q930
B- SWITCH
Q500, 501
SUB POWER
TRANSFORMER
T904
RECT
RECT
D955
RELAY DRIVE
Q901
B+ SWITCH
Q951, 955
STR-K7200
F901
(AC IN)
RY901