Panasonic sc akx32lb k

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PSG11020250E

Service Manual

Remote
Control

SB-AKX32 SB-AKX32

SA-AKX32

CD Stereo System

Model No. SA-AKX32 PH

SA-AKX32PN

Product Color: (K)...Black Type

Please refer to the original service manual for:

0 CD Mechanism Unit (BRS1 C), Order No. PSG1102001 CE
0 Speaker system SB-AKX32PN-K, Order No. PSG1102027CE

A WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

IMPORTANT SAFETY NOTICE

There are special components used in this equipment which are important for safety. These parts are marked by A in the Schematic
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. it is essential that these critical parts should be replaced
with manufacturers specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of

manufacturer.

TABLE OF CONTENTS

1 Safety Precautions --------
1.1. General Guidelines-
1.2. Before Use (For PH only) ----------
1.3. Caution For Fuse Replacement--
1.4. Before Repair and Adjustment
1.5. Protection Circuitry -------
1.6. Safety Parts Information

2 Warning -------------------------------------------------------------- 6
2.1. Prevention of Electrostatic Discharge (ESD)

to Electrostatic Sensitive (ES) Devices

2.2. Precaution of Laser Diode -----------------
2.3. Service caution based on Legal restrictions
2.4. Handling Precautions for Traverse Unit ------

3 Service Navigation ---------------------------------------------- 11

Panasonic

3.1. Service Information
4 Specifications --------------
5 Location of Controls and Components--
5.1. Main Unit Key Button Operation---
5.2. Remote Control Key Button Operation
5.3. Media Information ------------------------
6 Self-Diagnostic and Special Mode Setting
6.1. Cold-Start ------------
6.2. Doctor Mode Table-
6.3. Reliability Test Mode (CD Mechanism Unit
(BRS1C)) --------------------------------------------------- 19
6.4. Self-Diagnostic Mode ----------------
6.5. Self-Diagnostic Error Code Table »
6.6. Sales Demonstration Lock Function ---------------- 22

© Panasonic Corporation 2011. All rights reserved.
Unauthorized copying and distribution is a violation
of law.

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7 Troubleshooting Guide ----------------------------------
7.1. Troubleshooting Guide for F61 and/ or F76-
7.2. Part Location -----------------------
7.3. D-Amp IC Operation & Control -

8 Service Fixture & Tools --------------
8.1. Service Tools and Equipment

9 Disassembly and Assembly Instructions-
9.1. Disassembly Flow Chart ------------------
9.2. Main Components and P.C.B. Locations
9.3. Disassembly of Top Cabinet--
9.4. Disassembly of Tuner P.C.B.-
9.5. Disassembly of Front Panel Uni
9.6. Disassembly of Jupiter P.C.B.--
9.7. Disassembly of Panel P.C.B. ------------
9.8. Disassembly of Remote Sensor P.C.B.
9.9. Disassembly of USB P.C.B. -------

9.10. Disassembly of Music Port P.C.B. --
9.11. Disassembly of CD Lid ------
9.12. Disassembly of Main P.C.B
9.13. Replacement of Voltage Regulator

(IC2010) ---------------------------
9.14. Disassembly of D-Amp P.C.B.
9.15. Replacement of Audio Digital Amp

(IC5900) ---------------------------------------------------- 45
9.16. Disassembly of SMPS P.C.B. ------------------------- 46
9.17. Replacement of Switching Regulator IC

(105701) ----------------------------------------- ---47
9.18. Replacement of Rectifier Diode D5702 ---49

---51

(
9.19. Replacement of Rectifier Diode (D5801
9.20. Replacement of Rectifier Diode (D5802
9.21. Replacement of Rectifier Diode (D5803
9.22. Disassembly of CD Mechanism Unit (BRS1C)
9.23. Disassembly of Rear Panel ---------------------------- 56

)
)__
)
)__

9.24. Disassembly of Voltage Selector P.C.B.- 57
10 Replacement of Traverse Unit ---------------- 58
10.1. Disassembly of Traverse Unit --58

10.2. Assembly of Traverse Unit----
10.3. Disassembly of CD Servo P.C.B
11 Service Position ------------------------
11.1. Checking and Repairing of Main P.C.B. -
11.2. Checking and Repairing of D-Amp P.C.B.
11.3. Checking and Repairing of Panel P.C.B.--
11.4. Checking and Repairing of Jupiter P.C.B.-
11.5. Checking and Repairing of SMPS P.C.B. -
11.6. Checking and Repairing of CD Servo P.C.B.
12 Voltage & Waveform Chart -----------------------------
12.1. CD Servo P.C.B.---
12.2. Main P.C.B. (1/3) --
12.3. Main P.C.B. (2/2) --
12.4. Main P.C.B. (3/3) --
12.5. Panel P.C.B. --
12.6. Tuner P.C.B. --
12.7. Jupiter P.C.B. (1/3)
12.8. Jupiter P.C.B. (2/3)---
12.9. Jupiter P.C.B. (3/3)---
12.10. D-Amp P.C.B.
12.11. SMPS P.C.B. -
12.12. Waveform Table ----------------------------
13 Illustration of le, Transistor and Diode --
14 Simplified Block Diagram --
14.1. Overall Simplified Block Diagram

14.2. D-Amp Block Diagram

15 Block Diagram -----------------
15.1. Servo & System Control
15.2. IC Terminal Chart ---------
15.3. Audio -----------
15.4. Power Supply

16 Wiring Diagram -----

17 Schematic Diagram --
17.1. Schematic Diagram Notes
17.2. CD Servo Circuit-
17.3. Main Circuit
17.4. Panel Circuit -
17.5. Music Port Circuit
17.6. Remote Sensor, USB 8 Tuner Circuit --
17.7. Jupiter Circuit ---------------------------------
17.8. D-Amp Circuit
17.9. SMPS Circuit-

17.10. Voltage Selector Circuit -

18 Printed Circuit Board--
18.1. CD Servo P.C.B
18.2. Main P.C.B.
18.3. Panel P.C.B--
18.4. Music Port, Remote Sensor, USB & Tuner

P.C.B. ------------------------------------------------------ 116

18.5. Jupiter P.C.B. -------------------------------------------- 117
18.6. SMPS & Voltage Selector P.C.B. (For PH

Only) -------------------------------------- 118

18.7. SMPS (For PN Only) & D-Amp P.C.B. - 119

19 Terminal Function of le ------------------------------------ 121
19.1. |C2003 (RFKWMAKX32M0): IC MICRO-

PROCESSOR -- ..121

19.2. |C6001(COH380000057 : IC FL Driver 122

20 Exploded View and Replacement Parts List-- 123
20.1. Exploded View and Mechanical replacement

Part List --------------------------------------------------- 123

20.2. Electrical Replacement Part List -------------------- 129