Panasonic SA-XH170EB Service Manual page 89

TO POWER SUPPLY
BLOCK (1/2)
PW VREF,PW SYS3R3V,PW 3.3VREF
1
PW VBUS
2
PW +9V,PW M+9V
3
+3.3V
5
PW A+5V,PW D+5V
6
PW +12V
4
D2747 D2746
TO
DC DET1
DC DET1
SYSTEM CONTROL
MAIN P.C.B.
VREF CN2002 P6001 VREF
8 14
+3.3V CN2002 P6001 +3.3V
7 15
VBUS CN2002 P6001 VBUS
16,17 5,6
CN2002 P6001
+9V +9V
3 19
CN2002 P6001 +9V
+9V
2 20
-9V CN2002 P6001 -9V
5 17
IC3952
C0CBCDC00063
+5V VOLTAGE
REGULATOR
PW M+9V
5 IN
HDMI+5V
OUT 4
1 VC
IC8112
C0DBEYY00175
+3.3V VOLTAGE
REGULATOR
PW D3R3V,VDD SDRAM
VDDDAC,VDDP HDMI,VDD APE
PW D+5V
8 VIN VO 1
5 EN FB 2
D8101,D8102
IC8111
C0DBEYY00215
+1.8V VOLTAGE
SUPPLY REGULATOR
PW VDD1R8V
2 VCC 1.8V 4
ADJ 5
1 CTL
IC2091
C0DBFYY00166
+3.3V VOLTAGE
REGULATOR
PW D+5V
4 VIN
PW +3.3V
VOUT 5
PW D+5V
1 CE
D2744 D2749 D2743 D2750 D2716
Q2719 Q2709
DC DETECT DC DETECT
PW VREF,PW SYS3R3V
3.3V
PANEL P.C.B.
VREF
3.3V
+3.3V
3.3V
VBUS
VBUS
T6100
SWITCHING
TRANSFORMER
Q6100
+9V F-
F-
FL DISPLAY
F+
VOLTAGE SUPPLY F+
CIRCUIT
-9V -VP
-VP
HDMI+5V
5V
PW D3R3V,VDD SDRAM
VDDDAC,VDDP HDMI,VDD APE
3.3V
PW VDD1R8V
1.8V
PW +3.3V
3.3V
PW +9V
+9V
PW -9V
-9V
PW A+5V,PW D+5V
5V
PW +12V
12V
89
SA-XH170EB/EG,SA-XH175EP POWER SUPPLY (2/2) BLOCK DIAGRAM