Panasonic SA-HT440PL, Service Manual

3 Schematic Diagram (Revise)

3.1. Power (SMPS) Circuit

1

2

3

R

A

C

2

1

4

9

10
11
12
13
14
15
16

8
7
6
5
4

2
1

1

2

3

3

2

1

3

2

1

4

3

2

1

A

B

C

D

E

F

G

H

1

2

3

4

5

6

7

8

9

10

1 1

12

13

REGULATOR

LB5704

J0JKB0000020

C5791 50V100

R5705

0.082

R5791

0

W5844

0

W5854

0

D : POWER (DAMP) : SCHEMATIC DIAGRAM 10-11

S : POWER (SMPS) : SCHEMATIC DIAGRAM 12-13

C5915 50V0.01

2

1

3

1

2

3

4

5

W5839

0

W5840

0

C5794 16V33

C5797

16V10

C5804

50V10

C5802 6.3V220

C5792 10V330

R5754 3.3K 18K

R5755 10K

R5758 3.3M

R5736 470

R5713 2.7K

R5728

0

R5735 0.01

W5842

0

W5843

0

R5714 47K

C5742 25V1000

C5718 35V3300

C5796 25V1000

C5717 35V3300

C5711

50V56

C574

6.3V820

C5740

6.3V820

D5740

B0BC01200019

D5713

B0BC4R0A0006

D5903

B0BC01200019

D5904

B0BC01200019

C5790 1000P

C5795

0.1

C5708 0.01

T5701

ETS42BJ1G4AC

C5713

1000P

1.5K

D5706

B0EAMM000057

D5705

B0EAMM000057

D5710

B0EAMM000057

D5748

B0EAMM000057

D5749

B0EAMM000057

D5741

B0EAMM000057

D5704

B0JAME000029

C5712 220P

D5708

B0BC01700015

D5703

B0BC02900004

B0BC010A0007

D5707

B0BC035A0007

D5709

B0ACCK000005

D5711

B0HBSM000043

D5712

B0HBSM000043

C5761

0.1

C5720

0.1

C5770

0.01

C5772

1200P

C5779

0.1

D5716

B0HFRJ000012

C5773

0.01

C5771

0.01

C5774 0.01

C5709

470P

C5710 0.01

FB

SOURCE

DRAIN

VCC

GND

R5737

10

R5739

680

R5757 10K

R5756

10K

D5743

B0ACCK000005

D5744

B0ACCK000005

R5759 100K

R5760

10K

W5850

0

R5715

15K

R5712 2.2K

R5702

1

R5716

39

R5729

5.6K

3.3K

W5853

0

R5710

10K

R5711

22

R5708

3.3K

R5706

33K

D5702

B0ZAZ0000052

R5707

33K

R5709 2.2K

PC5701

B3PBA0000402

Q5745

B3PBA0000402

C5715

16V47

C5916

50V100

FL2

-VP

+13V

+M_13V

-M_13V

FL1

R5704

0.082

R5783

0

R5954

0

R5703 680

R5779

1K

W5836

0

PCONT

SYS6V

R5763 2.2K

R5916 150

R5917

4.7K

R5795

47

R5799

47

R5794

47

R5793

47

R5792

47

R5810

22

R5764

10K

FANDCOUT
GND

FANDCOUT
GND
FANLOCK

SIGNAL

D
D

D

D

D

DC_DET

+30V

S_GND

AM_BP

-30V

Q5741

B1ABCF000011

Q5744

B1ABCF000011

Q5710

2SC3940ARA

Q5746

B1GBCFJN0033

Q5747

B1GDCFJJ0047

IC5702

C0DABFC00002

Q5706

B1BACD000018

Q5908

B1ACKD000005

IC5701

STR-F6628

C1DA00000275

Q5740

B1BACG000048

Q5701

2SC3940ARA

Q5742

B1ABCF000011

2
3

1

SCHEMATIC DIAGRAM-12

POWER(SMPS) CIRCUIT

C

TO FAN

UNIT

TO FAN

UNIT

FAN MOTOR DRIVE

FAN MOTOR DRIVE

FAN MOTOR DRIVE

FAN MOTOR DRIVE

CURRENT LIMMITTING

SWITCH

SWITCHING

SWITCHING REGULATOR

SHUNT REGULATOR

DIFFERENTIAL

AMP

FEED BACK

SA-HT440PL POWER(SMPS) CIRCUIT

R5770

18K

560

(R5773)

W5854

0

W5844

0

CN5714

CN5704

SWITCHING

PCONT

:+B SIGNAL LINE

:-B SIGNAL LINE

C5746 50V33

C5803

16V33

R5805

150K

R5820

0

W5837

0

C5806 16V100

R5802

100

R5806

1K

R5801 56K

R5811

820K

Q5802

B1ABCF000176

FAN DC DETECT

Q5801

B1ABCF000011

FAN DC DETECT

D5802

B0ACCK000005

D5801

B0ACCK000005

FANDC_OUT

FANDC_OUT

R5803 56K

C5801

1

W5831

0

CHANGE

CHANGE

CHANGE

CHANGE

DELETE

CHANGE

CHANGE

SA-HT440PL

5