15.3.
Power Supply
SA-AKX14 POWER SUPPL
Y (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
1
4
3
2
NOTE: “ * ” REF IS FOR INDICATION ONLY
4
1
AC INLET
P5701
F1
DZ5701
5,6
5,6
CN2000
CN5802
7
7
CN2000
CN5802
+35V SENSE
+35V SENSE
8
8
CN2000
CN5802
SYS3.3V
SYS3.3V
SYS3.3V,DVREF+
SYS3.3V,DVREF+
SWITCHING MODE POWER SUPPLY CONTROL
MIP2F20MSSCF
IC5799
SHUNT REGULATOR
C0DAZYY00039
IC5801
3
4
2
1
SUB TRANSFORMER
T5751
MAIN TRANSFORMER
T5701
TH5702
TH5860
D5701
D5896
D5798
D5702
D5730
D5795
D5725
D5731
D5729
D5726
D5802
D5803
D5804
-35V SENSE
D5801
D5724,D5727
QR5802
DC DETECT
Q5860,Q5861,Q5862
TRANSFORMER TEMPERATURE
DETECT
FEEDBACK
CIRCUIT
SYNC
Q2022
Q2000
D2000
D2017
D2004
D2022
41
02
D
51
02
D
+7.5V VOLTAGE
REGULATOR
VOLTAGE CONTROL
Q2021
+9V VOLTAGE REGULATOR
QR2001
SWITCH
Q5898
SWITCH
QR5810
PCONT SWITCH
QR5801
SWITCH
Q2035
AM
BEATPROOF
CIRCUIT
Q5721
SWITCH
Q5722
CURRENT LIMITING SWITCH
PC5799
FEEDBACK
3
4
2
1
PC5701
FEEDBACK
1
2
4
3
PC5702 SYNC
4
3
1
2
PC5720
FEEDBACK
SWITCHING REGULATOR
C5HACYY00004
IC5701
VCC
OCP/BD
FB
D
35V
SYNC
SYNC
DCDET2
DC DET PWR
+9V
+9V
+7.5V
+5V
+35V SENSE
-35V SENSE
+5V
+5V
DC16V
DC16V
DC16V
DC16V
PCONT
PCONT
SYNC
1,2
1,2
CN2000
CN5802
-35V SENSE
-35V
CD 3.3V
IC2009
+5V
+3.3V VOLTAGE REGULATOR
C0DBFYY00049
IC2011
+5V VOLTAGE SWITCHING REGULATOR
C0DBAYY01122
IC5899
SHUNT REGULATOR
C0DAEYY00040
9V
DC DET PWR
PCONT
3.3V
DC ENABLE
DC ENABLE
SMPS BP
CD+7.5V
CD 3.3V
+5V
5V
SMPS BP
FROM/TO SERVO & SYSTEM CONTROL
14
14
CN2000
CN5802
PCONT
10
10
CN2000
CN5802
DCDET2
13
13
CN2000
CN5802
DC16V
3
2
L5705
SMPS P.C.B.
MAIN P.C.B.
4
7
6
1
5
4
1
2
7
8
6
14
9
15
12
11
10
5
4
1
2
7
8
6
14
9
15
12
11
10
FB
2
VDD
1
D5
VCC
4
CL
3
5
6
3
2
1
7
8
10
KC
R
R
2
VIN
7
EN
SW
3
FB
5
BST
1
1
VIN
3C
E
VOUT
5
Q5720
VOLTAGE
REGULATOR
D5721
D5722
D5728
D5723
SECONDARY
PRIMARY
71
Summary of Contents for SA-AKX14LM-K
Page 14: ...5 General Introduction 5 1 Media Information 14 ...
Page 15: ...6 Location of Controls and Components 6 1 Remote Control Key Button Operation 15 ...
Page 16: ...6 2 Main Unit Key Button Operation 16 ...
Page 17: ...7 Installation Instructions 7 1 Speaker and A C Connection 17 ...
Page 28: ... 3 D Amp IC Operation Control 28 ...
Page 33: ...11 2 Main Components and P C B Locations 33 ...
Page 63: ...Step 9 Ground the 24P FFC with a short pin 63 ...
Page 67: ...14 Simplified Block Diagram 14 1 Overall Simplified Block Diagram 67 ...
Page 68: ...14 2 Power Block Diagram 68 ...