Panasonic SAAK-450-P, SAAK-450-PC Service manual

CD Stereo System

SA-AK450P SA-AK450PC

Colour

(K) .... Black Type

ORDER NO. MD0707043SE

A6

Subject :

Please use this service manual together with the service manual for Model No.[SA-AK450P/PC-K, Order No. MD0703005CE].

Block Diagram & Schematic Diagram (Correction)

A-AK450P/SA-AK450P

C

2

1 Block Diagram

SA-AK450P / SA-AK450PC

1.1. Power Diagram

Note:With reference to Section 17.5 (Power Diagram) of the original service manual:

CN2809 CN5102

TO MAIN (1/2)

TO MAIN (2/2)

TO MAIN (1/2)

6

CN2809 CN5102

9

CN2809 CN5102

3

CN2808 CN5103

8

CN2809 CN5102

5

CN2809 CN5102

8

Q5153

MODE

SWITCH

Q5173

SWITCH

Q5154

MODE

SWITCH

CORRECTION

POINT



IC5301

C1AA00000755 C1BA00000487

2CH DIGITAL AMP

2

IN1+

3

IN1-

21

IN2+

22

IN2-

1

OSC

23

MODE



IC5301

C1AA00000755 C1BA00000487

2CH DIGITAL AMP

2

IN1+

3

IN1-

21

IN2+

22

IN2-

1

OSC

23

MODE

OUT1

OUT2

VDDA1

VSSA1

OUT1

OUT2

VDDA1

VSSA1

L5301

10

14

20

18

CORRECTION

POINT

L4301

10

14

20

18

RCH.H

RCH.L

LCH.H

LCH.L

JK5101

SPEAKER

RCH

LCH

SPEAKER RCH.HIGH

SPEAKER RCH.LOW

SPEAKER LCH.HIGH

SPEAKER LCH.LOW

TO MAIN (2/2)

TO MAIN (1/2)

TO MAIN (2/2)

CN2809 CN5102

1

CN2809 CN5102

12

CN2808 CN5103

4

CN2808 CN5103

7

CN2808 CN5103

11

CN2808 CN5103

9

CN2808 CN5103

10

CN2808 CN5103

5

CN2808 CN5103

6

CN2808 CN5103

4

X5202

X5201

Q5201

FREQUENCY

Q5202

FREQUENCY

D5130

HOPPING SWITCH



IC5201

C0JBAB000011

LOGIC

110

1A

5Y

2

1Y

3,6

2A,3Y

5

3A



IC5101

C0DAZYY00005

REGULATOR IC

42

5.6V VCC

1

3.3V

5

CTRL

Q5103,Q5104

FAN ON/OFF SWITCH

Q5111

+15V REGULATOR

Q5112,Q5114

CURRENT STABLISER

11V REGULATOR

D5126

Q5102

CURRENT CONTROL

SWITCH

Q5113

CURRENT LMIITER

SWITCH

Q5101,Q5110

CURRENT CONTROL SWITCH

26V REGULATOR

Q5108,Q5109

SWITCH

VOLTAGE REGULATOR

H5104 CN5950

1,2

H5104 CN5950

3,4

TO TRANSFORMER

H5104 CN5950

8

SA-AK450P/PC POWER DIAGRAM

3