18.7. Power
5
3
4
2
3
6
2
6
8
2
5
7
18
15
16
11
14
D5804
D5803
D5805
MAIN
TRANSFORMER
D5801
T5701
D5802
Q5898
Q5899
T5751
D5896
PC5799
D5701
L5702
DZ5701
SA-PT750PL POWER BLOCK DIAGRAM
C0DBZYY00018
+5V REGULATOR
C0DAGHG00002
VOUT
VIN
Q2904, D2912
+1.2V REGULATOR
C0DBEHG00006
POWER CONTROL
QR8111
+3.3V DC-DC
CONVERTER
CONT
Q5860,Q5861,Q5862
TRANSFORMER
TEMP. DETECT
C0DAAYY00042
SWITCHING
REGULATOR
SWITCHING
REGULATOR
C0DAAMH00012
OUT
VCC 1
2
OUT
VCC 1
2
Q5803
SWITCHING
Q5720,
Q5722
CURRENT
LIMITING
SWITCH
Q5721
SWITCHING
F1
P5701
AC INLET
SWITCHING
REGULATOR
C0DAAMH00004
VCC
D
FB
4
3
S
2
1
FEED BACK
CURRENT
LIMITING
SWITCH
BACKUP
TRANSFORMER
PC5701
FEED BACK
PC5720
FEED BACK
FEED BACK CIRCUIT
D
CL
VCC
FB
IC5799
SWITCHING
REGULATOR
MIP4110MSSCF
IC2900
IC2903
IC8151
IC2901
IC8111
IC5701
QR5810
TH5701
PC5702
SYNC
SWITCH
SHUNT
REGULATOR
IC5801
Q5802, D5806
C0DABFC00002
TH5860
- 7V
REGULATOR
Q2901, Q2902
1
3
+ 2.7V
REGULATOR
OUT
VCC 2
4
VO
VIN
8
1
5
QR5801
DC DETECT
+ 7V
REGULATOR
Q2903
Q2921, Q2922
Q2919
DC DETECT
Q2923, Q2924
DC DETECT
Q2909
DC DETECT
D2943
DC DETECT
C+9V
M+9V
DC DET1
+7V
-7V
D+3.3V
NSW1.2V
FROM
SYSTEM CONTROL
TO SYSTEM
CONTROL
3, 4
CN5801
H5500
11
CN5802
CN2004
7, 8
CN5801
H5500
5
CN5802
CN2004
8, 9
CN5802
CN2004
4
CN5802
CN2004
AMBP
- 30V SENSE
- 13V
DC18V
DCDET
+ 30V SENSE
9, 11
CN2001
FP8101
17, 19, 20, 22
CN2001
FP8101
9
CN2003
CN6300
2
CN5802
CN2004
SYS6V
10
CN5802
CN2004
PCONT
1
CN5802
CN2004
SYNC
38, 40
CN2001
FP8101
15
CN2001
FP8101
D+5V
A+5V
ADAC5V
+2.7V
9
CN2002
T+9V
RF+5V
SYS6V
SYSTEM CONTROL
TO/FROM
+ 30V SENSE
- 30V SENSE
5V
T+9V
A+5V
ADAC5V
+ 18V
2
CN5801
H5500
FAN 18V
FAN DC
7
SA-PT750PL
91
Summary of Contents for SA-PT750PL
Page 11: ...11 SA PT750PL ...
Page 17: ...7 5 Using the Music Port 28 17 SA PT750PL ...
Page 21: ...8 1 3 Advanced Digital Sound 8 1 4 Easy to Use 8 1 5 HDMI Compatible Products 21 SA PT750PL ...
Page 50: ...10 2 Main Components and P C B Locations 50 SA PT750PL ...
Page 67: ...67 SA PT750PL ...
Page 84: ...SA PT750PL 84 ...
Page 86: ...SA PT750PL 84 ...
Page 94: ...SA PT750PL 92 ...
Page 96: ...94 SA PT750PL ...
Page 114: ...SA PT750PL 112 ...
Page 127: ...25 Exploded Views 125 SA PT750PL ...
Page 128: ...126 SA PT750PL ...
Page 129: ...25 1 Cabinet Parts Location SA PT750PL 127 ...
Page 130: ...SA PT750PL 128 ...
Page 131: ...25 2 Packaging SA PT750PL 129 ...