Panasonic SA-HT940PC Service Manual page 64

SA-HT940P / SA-HT940PC
Q5740-5742
Q5744
M
IC3952
C0CBCDC00063
+5V REGULATOR
4
+B
Q2904
D2915
+B
IC2904
C0CAADE00007
+5V REGULATOR
3
+B
IC2907
C0CBADG00023
+5V REGULATOR
3 1
+B OUT IN
IC2908
C0CBADG00023
+5V REGULATOR
IC8111
C0DBZYY00018 3 1
+B OUT IN
+3.3V DC-DC
CONVERTER
Q2935, D2912
1 8
+B
+B VIN
V0
CONT
5
QR8111
IC3782
C0CBCAD00082
+1.8V DC-DC
POWER CONTROL
CONVERTER
1 8
+B
OUT VIN
IC8151
C0DBEHG00006
+1.2V REGULATOR
4 2
+B OUT VCC
Q5706,D5713
REGULATOR
IC5703-(2)
C0ABBB000067
DC DETECT AMP
Q5760
6
7 +
BUFFER
_
5
+B
Q2903
D2902
+7V
+B
REGULATOR
Q2901,
Q2909
DC DETECT
TH5702 Q2906,2907
Q5930-5932
-7V
TRANSFORMER -B
REGULATOR
TEMP. DETECT
D5010
FAN MOTOR
DRIVE
Q5726 Q5704
SWITCHING
+B
5 IC2902
OUT IN
C0DAZYY00001
2
+9V REGULATOR
IC5702
C0DABFC00002
3 1
OUT IN
SHUNT
REGULATOR
3 1
+5V
REGULATOR
IC2901
C0DAZYY00001
+B +9V REGULATOR
3 1
OUT IN
IC5703-(1)
1
OUT IN DIFFERENTIAL AMP
Q5702
3
+
1
SWITCHING
_
2
IC2903
C0DAAMH00012
SWITCHING
REGULATOR
2 1
OUT IN
FP2000
+2.7V
REGULATOR
-B
Q5908, D5903
-B REGULATOR
+12V REGULATOR
IC5705
C0CAAYG00011
3 1
+B OUT IN
Q5751
SWITCHING
IC5721
C0DABYY00002
T5721 SWITCHING REGULATOR
Q5752
8
D
SWITCHING
7
D
Q5746
Q5801
FEED BACK
5
START
+B
D5723
2
VCC
Q5703
PC5721
CURRENT
4
FEED BACK FB
LIMITTING
SWITCH
Q5753
Q5745
BUFFER
FEED BACK
Q5748
Q5705
SYNC
SWITCH
T5701
D5711
P5701
D5701
D5717 L5703 L5701 AC INLET
DZ7501
F1
IC5701
C0DAAMH00004
SWITCHING REGULATOR
Q5701
Q5747
CURRENT
4
SWITCHING SUPPLY
LIMMITTING
SWITCH
D5716
3
DRAIN
D5718
PC5701
1
FEED BACK FEED BACK
64
SIGNAL LINES
: MAIN SIGNAL LINE : AM SIGNAL LINE : DVD AUDIO SIGNAL LINE
: FM SIGNA L LINE : AM OSC SIGNAL LINE : DVD VIDEO SIGNAL LINE
: FM OSC SIGNA L LINE : FM /AM SIGNAL LINE : CD-DA (AUDIO /VIDEO) SIGNAL LINE
: AUX SIGNAL LINE : MUSIC PORT SIGNAL LINE
( ) Indicates the Pin No. of Right Channel. NOTE : Signal Lines are applicable to the Left Channel only.
SA-HT940P/PC BLOCK DIAGRAM