Block Diagram -Power Section - Sony HBD-DZ170 Service Manual

5-5. BLOCK DIAGRAM – POWER Section –
SYSTEM CONTROL
IC503 (5/5)
S5202,5203
FUNCTION
94 KEY2
KEY
S5201
FUNCTION
97 KEY0
KEY
S5301
FL_D_OUT
@/1
73 KEY_INT
S5002
MASTER
ROTARY
VOLUME
SWITCH
S5001,5204
FUNCTION
95 KEY1
KEY
RESET RESET
E4V 12 RESET
IC506 Q501
20 AC CUT
REMOTE
CONTROL
4 SIRCS_IN
RECEIVER
IC5003
13 Xout
X501
5MHz
15 Xin
P_CONT_FL
HBD-DZ170/DZ171/DZ175/DZ310/DZ510/DZ610/DZ810
DC/DC
CONVERTER
TRANSFORMER
D5002
FL DISPLAY
DRIVER
IC5002
VEE 30
D5001
D5003
FL_CLK 7 8 CLK
15
5 7 DIN
S2 – 16
FLUORESCENT
29
F1
FL_CS 3 9 STB
INDICATOR
F2
TUBE
42
ND5001
G1 – 12
31
LED DRIVER
LED3 3
Q5002
+3.3V REG.
+3.3V-3
IC1105
(IC1101)
+3.3V REG.
RF+3.3V
IC1107
(IC1101)
+3.3V REG.
+3.3V-2
IC1708
(IC1101)
+3.3V-1
(IC1101)
+1.8V REG.
+1.8V
IC1110
(IC1101)
P.CONT1
P.CONT1 39
+5V REG.
USB 5V
IC509
VBUS_SW
AUDIO
G
SECTION
(Page 27)
+5V
D3.3V
+1.8V REG.
+1.8V
IC3050
(S-MASTER)
5V
(FL)
+3.3V REG.
+3.3V
IC5001
(IC5001)
P_CONT_FL
41
T5001
PVDD (+32.5V)
(DIGITAL AMP)
5V (FL)
D5004
REC TO USB
AMP EN
H
SECTION
(Page 28)
M+14V
M+14V
12V
A12V
P.CONT1
F945
+6V M+9V
M+9V
+9V REG.
+9V
IC4005
+5V REG.
+5V
IC4001
DVD+5V REG.
IC507
+6V
D+3.3V REG.
IC510 E+4V
E4V
E3.3V
D503
+5V REG.
IC504
DZ810
B+ SWITCH
+4V
Q100,101
(S-AIR CON)
29 29
HBD-DZ170/DZ171/DZ175/DZ310/DZ510/DZ610/DZ810
MAIN
TRANSFORMER
D901
D931
T901
D908
POWER CONTROL
Q901
FEED BACK
PC901
SHUNT REG.
IC932
POWER
STANDBY
PROTECT CONTROL
Q943,949,950 PC903
SUB
TRANSFORMER
D954
T903
+12V REG.
IC941
D955
B+ SWITCH
Q945
D942
6V
D943 D902
+21V REG.
Q922
DZ903
FEED BACK
PC902
SHUNT REG.
IC923
F901 (AC IN)
FILTER
LF901,902
SWITCHING
REGULATOR
IC901
3 D
4 VCC
5 FB/OLP
SWITCHING
REGULATOR
IC921
1 D
3 VCC/OVP
5 FB/OLP
6 BD