80
15.5. Power Supply
SA-XH20PH POWER SUPPLY (1/2) BLOCK DIAGRAM
3
2
5
4
6
TO POWER SUPPLY
BLOCK (2/2)
1
PW SYS6V
PW SYS6V
PW SYS6V
PW SYS6V
PW 3.3VREF
IC106
2 VIN
7 CE
DC/DC
CONVERTER
C0DBAYY00927
SW 3
BS 1
FB 5
12V
12V
IC2900
1 VIN
+12V VOLTAGE
REGULATOR
C0DBAYH00005
2
ON/OFF
VOUT
ADJ
5
4
23.5V
F1
DZ5701
1,2
1,2
CN100
H2016*
23.5V
23.5V
12
12
CN100
H2016*
-VP
-VP
10
10
CN100
H2016*
F+
F+
11
11
CN100
H2016*
F-
-VP
F+
F-
F-
8
8
CN100
H2016*
DC DET
DC DET
DC DET1
DC DET2
DC DET1
DC DET2
SWITCHING
MODE POWER
SUPPLY CONTROL
C0DBZYY00448
IC5701
TH5701
TH5702
D5701
P5701
L5702
1
4
2
3
L5701
1
4
2
3
1
5
8
7
3
MAIN
TRANSFORMER
T5701
14
15
12
13
CTRL 7
VCC 1
PROT 6
DRIVER 3
ISENSE 4
D5706
D5703
D5705
D111
3
4
2
1
PC701
FEEDBACK
VINS 5
Q5701
CURRENT
LIMITING
SWITCH
SHUNT
REGULATOR
C0DBZMC00006
IC5702
FEEDBACK
CIRCUIT
-5V VOLTAGE
REGULATOR
-5V
Q102
PW -VP
PCONT
SWITCH
Q101
-5V
-5V
PW +12V
12V
PW PVDD D
23.5V
+9V VOLTAGE
REGULATOR
PW 9V
Q107
PW +12V
+3.3V VOLTAGE
REGULATOR
C0DBGYY02930
IC202
PW 3.3VREF
VIN
STBY
VOUT
3.3V
1
3
5
+3.3V VOLTAGE
REGULATOR
C0DBEYY00175
IC107
PW 3.3V D,
PW 3.3V DAP
PW 3.3V D,PW 3.3V DAP
EN
VIN
VO
FB
3.3V
PW SW5V,PW SW5V ADC
PCONT
PW SW5V,PW SW5V D,PW SW5V ADC
5V
5
8
1
2
MAIN P.C.B.
AC INLET
SMPS P.C.B.
FROM
SYSTEM CONTROL
TO
AUDIO & VIDEO
TO
SYSTEM CONTROL
NOTE: “ * ” REF IS FOR INDICATION ONLY
DC DETECT
Q106
PW SW5V
D110
D112
D115
PW SW5V
DC DETECT
Q105
Q5841
DC DETECT
PCONT
6
CN100
PCONT
6
H2016*
PCONT
3 G
4 S
D 1
D 2
D 5
D 6
SWITCH
Q100
5
5
CN100
H2016*
12V
12V
PW 3.3V D
PW SW5V D
PW FL+
PW FL-
PW -VP
PW PVDD D
PW PVDD D
D402
D101
D114
SWITCHING
TRANSFORMER
T2900
Q2900
FL DISPLAY
VOLTAGE
SUPPLY
CIRCUIT
D5702
D203
SYNC
SYNC
TO
SYSTEM CONTROL
PW 3.3VREF
SECONDARY
PRIMARY
PW SYS6V
6V
Summary of Contents for SA-XH20PH
Page 13: ...13 4 1 Others Licences ...
Page 14: ...14 5 General Introduction 5 1 Power Saving Features ...
Page 15: ...15 5 2 Disc Information 5 2 1 Media that can be played ...
Page 16: ...16 5 2 2 File Extension Type Support MP3 JPEG DivX ...
Page 17: ...17 5 3 DivX Information ...
Page 18: ...18 6 Location of Controls and Components 6 1 Remote Control Key Button Operations ...
Page 19: ...19 6 2 Main Unit Key Button Operations ...
Page 21: ...21 7 2 Radio Antenna Connection ...
Page 23: ...23 3 Gently pull out the tray 4 Remove the disc ...
Page 47: ...47 12 3 Main Components and P C B Locations ...
Page 74: ...74 ...
Page 84: ...84 ...
Page 118: ...118 ...