DOWNLOAD Panasonic SA-BX500EB / SA-BX500EE / SA-BX500EG Service Manual ↓ Size: 10.2 MB | Pages: 127 in PDF or view online for FREE

Model
SA-BX500EB SA-BX500EE SA-BX500EG
Pages
127
Size
10.2 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / AV CONTROL RECEIVER
File
sa-bx500eb-sa-bx500ee-sa-bx500eg.pdf
Date
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Panasonic SA-BX500EB / SA-BX500EE / SA-BX500EG Service Manual ▷ View online

13.11. SMPS Circuit
P1
2
3
4
N
TO
D-AMP A(4CH)
CIRCUIT
(CN5500)
IN SCHEMATIC
DIAGRAM - 26
C
TO
MAIN(CPU) 
CIRCUIT 
(CN7001)
IN SCHEMATIC
DIAGRAM - 18
TO SMPS
SECTION (2/2)
7
P
SCHEMATIC DIAGRAM - 29
 SMPS CIRCUIT
: +B SIGNAL LINE
: -B SIGNAL LINE
O
TO
D-AMP B(3CH)
CIRCUIT
(CN5500)
IN SCHEMATIC
DIAGRAM - 28
SA-BX500EB/EE/EG
 SMPS CIRCUIT
1/2
2/2
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2
3
1
IC5701
C5HACYY00003
SWITCHING REGULATOR
0
R5725
3
1
2
B0HBSM000043
D5801
R5834
2.2K 
3
2
1
ZJ5801
2.2K 
R5832
+30V_SENSE
FAN_18V
10K
R5863
DCDET
10K
3.9K
R5862
FAN_18V
-30V_SENSE
10K
R5864
DCDET
UNR221400L
QR5801
-30V_SENSE
R5801
MAZ81800ML
D5807
D5809
+30V_SENSE
R5800
390K
R5860
10K
0.1
C5831
0.1
C5832
0.1
C5823
5
6
1
3
4
2
8
7
H5801*
2SA207700L
Q5860
C5800
0.01
C5826
0.01
Q5862
R5861
Q5861 - Q5862
Q5861
B1ABCF000176
100K
R5703
100K
R5702
35V2200
C5805
B0HFRJ000012
D5803
35V2200
C5808
22
R5720
D5731
B0EAMM000057
3
2
1
D5702
B0ZAZ0000052
C5713
0.01
3
2
1
ZJ5803
C5700
F1BAF1020020
1000P
ETS42BM1B6AC
MAIN TRANSFORMER
C5821
 0.01
C5819
 0.01
C5822
 0.01
C5820
 0.01
25V470
C5824
SYNC
K2
0
SYS6V
2.2K
R5805
15K
R5806
A
R
2
1
C
3
C0DABFC00002
SHUNT REGULATOR
FEED BACK CONTROL
FEED BACK
INVERTER
CURRENT
LIMITING SWITCH
CURRENT
LIMITING SWITCH
FEED BACK
IC5801
0.1
C5818
-13V
DCDET
0.1
C5815
C5812
0.1
DC_18V
0
R5803
47K
R5804
0.1
C5810
2.7K
R5802
C5896
0.1
6
8
9
7
2
1
4
5
3
10
11
CN5802
PCONT
B1GBCFLL0037
QR5810
330
R5809
330
R5807
1K
R5730
B0BC6R100010
D5725
2.2K
R5808
4
3
1
2
B3PBA0000402
PC5720
R5817
330
R5810
330
4
3
1
2
B3PBA0000402
PC5701
1.5K
R5811
0.1
C5825
1.5K
R5816
8.2K
R5812
MAZ80750ML
D5806
SYS6V
-30V_SENSE
+30V_SENSE
2.7K
R5815
24K
R5813
Q5802
B1ABCF000176
120
R5724
DC_18V
3
1
2
B0HBSM000043
D5802
-13V
FAN_18V
25V470
C5816
B0EAMM000057
D5805
D5804
B0EAMM000057
11
13
14
12
10
8
6
5
7
9
18
15
16
17
1
4
3
2
T5701
C5813
35V470
R5722
1.2K
C5722
1000P
220P
C5721
R5729
10K
C5728
1000P
R5728 100K
D5724
D5727
MA2J11100L
MA2J11100L
R5732
100
B1ABCF000176
Q5722
10K
R5721
D5722
B0BC019A0007
MA2J11100L
D5723
C5720
1000P
B0EAMM000057
D5729
MAZ81800ML
D5721
D5726
B0EAKM000117
1K
R5723
MA2J11100L
D5728
2SC3940ARA
Q5720
SWITCHING
2SA207700L
Q5721
Q5720
Q5722
D
C5726
0.1
C5730
50V1
R5726
0.82
C5724
D5732
B0BC035A0007
50V22
R5733
47K
R5731
0
C5725
0.1
C5723 470P
S
GND
FB
VCC
OLP/SS
OCP/BD
+30V_SENSE
PCONT
DC18V
AM_BP
-13V
DCDET
DC18V
+18V.-12V_GND
+18V.-12V_GND
GND
GND
-30V_SENSE
FAN_GND
FAN_18V
-30V_SENSE
SYS6V
SYNC
SYS_GND
+30V_SENSE
4
5
7
6
TRANSFORMER TEMP DETECT
TRANSFORMER
TEMP DETECT
DC DETECT
C5869
0.1
TH5860
D4CC11040013
PCONT
8.2K
R5814
100V0.22
C5817
VIN
VCC
DRAIN
+30V
-30V
+FAN 18V
GND
+18V
AMPGND
-12V
AM_BP
Q5803
2SC3940ARA
SWITCHING
AM_BP
R5825
1K
91
R5820
91
R5824
91
R5822
91
R5821
91
R5823
MA2J11100L
MA2J11100L
R5750
0
K3
0
C5870
0.1
5
6
1
3
4
2
8
7
H5802*
+30V_SENSE
GND
GND
-30V_SENSE
FAN_GND
FAN_18V
-30V_SENSE
+30V_SENSE
C5727
820P
C5827
0.01
SA-BX500EB / SA-BX500EE / SA-BX500EG
113
P1
4
2
3
7
TO SMPS
SECTION (1/2)
P
SCHEMATIC DIAGRAM - 30
 SMPS CIRCUIT
: +B SIGNAL LINE
: -B SIGNAL LINE
Q
TO
AC INLET CIRCUIT 
IN SCHEMATIC
DIAGRAM - 31
SA-BX500EB/EE/EG
 SMPS CIRCUIT
1/2
2/2
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
B
D
E
F
H
G
C
BLK
RED
SYS6V
400V180
C5712
6
7
5
2
4
3
8
1
IC5799
MIP4110MSSCF
47P
C5797
R5795
43K
D5797
MA2J72800L
22P
C5794
R5787
75K
2.2K
R5796
50V2.2
C5791
0.1
C5796
0.047
C5795
R5797
4.7K
C5703
ECQU2A104MLC
0.1
3
2
1
4
B0FBAR000041
D5701
39K
R5893
SYNC
C5899 16V220
D5730
MA2YF8000L
D5798
B0EAMM000057
390K
R5704
390K
R5705
R5798
10
C5798
50V56
4
3
1
2
PC5702
B3PBA0000402
4
3
1
2
B3PBA0000402
PC5799
100
R5897
Q5898
IC5899
C0DAEMZ00001
B1ABCF000176
R5896
100K
C5897
0.1
2.2K
R5890
1K
R5894
B0EAMM000057
D5896
B0HAMP000094
D5793
C5790
2200P
R5891
33K
200K
R5786
9
10
7
8
1
6
ETS19AB281AG
BACKUP TRANSFORMER
SWITCHING REGULATOR
T5751
2.7K
R5892
1K
R5895
0.1
C5898
A
R
3
2
C
1
INVERTER
SYNC SWITCH
FEED BACK
FB
S
S
D
NC
VDD
CL
VCC
5
4
2
3
SHUNT REGULATOR
TH5701
D4CAA5R10001
R5898
820K
SA-BX500EB / SA-BX500EE / SA-BX500EG
114
13.12. AC Inlet Circuit
Q
 AC INLET CIRCUIT
SCHEMATIC DIAGRAM - 31
SA-BX500EB/
EE/
EG AC INLET CIRCUIT
P
TO
SMPS CIRCUIT 
IN SCHEMATIC
DIAGRAM - 30
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
C5704
F1BAF1020020
1000P
3
2
1
ZJ5701
2
3
4
1
L5703
ELF21N024E
3.9M
R5701
DZ5701
ERZV10V511CS
C5701
0.1
ECQU2A104MLC
0.1
ECQU2A104MLC
ZA5701
P5701
ZA5702
T4AL 250V
2
3
4
1
L5701
ELF15N035AN
2
3
4
1
L5702
ELF22V020E
BLK
RED
F1
AC IN
220V - 240V  50Hz 
C5702
SA-BX500EB / SA-BX500EE / SA-BX500EG
115
SA-BX500EB / SA-BX500EE / SA-BX500EG
116
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