Panasonic sa akx105ph service manual

Page 1

PSG1206003CE

Service Manual

SB-WAKX104 SB-WAKX104

SA-AKX105

SB-WAKX105

Remote
Control

88- P|S105
SB- PF94

I.
I

SB -WAKX105

CD Stereo System

Model No. SA-AKX105PH

Product Color: (K)...Black Type

Please refer to the original service manual for:

0 CD Mechanism Unit (BRS11C), Order No. PSG1201019AE
0 Speaker system SB-AKX105PUK, Order No. PSG1206004CE

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
1.3. Before Repair and Adjustment
1.4. Protection Circuitry ---------------
1.5. Caution For Fuse Replacement--
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---
3.1. Service Information

Panasonici

4 Specifications -----------
5 General/lntroduction--
5.1. Media Information--

6 Location of Controls and Components--
6.1. Remote Control Key Button Operation
6.2. Main Unit Key Button Operation

7 Installation Instructions ----------------
7.1. Speaker and NC Connection -

8 Service Mode -----------------------------
8.1. Cold-Start ------------
8.2. Doctor Mode Table-
8.3. Reliability Test Mode (CD Mechanism Unit
(BFIS11C)) ----------------

8.4. Self-Diagnostic Mode -----
8.5. Self-Diagnostic Error Code Table -

© Panasonic Corporation 2012. All rights reserved.
Unauthorized copying and distribution is a violation
of law.

Page 2

8.6. Sales Demonstration Lock Function --

9 Troubleshooting Guide --------------------------
9.1. Part Location ----------------------------------------

9.2. Troubleshooting Guide for F61 and/or F76--

9.3. D-Amp IC Operation & Control -

10 Service Fixture & Tools --------------
11 Disassembly and Assembly Instructions-
11.1. Disassembly Flow Chart ------------------
11.2. Main Components and PCB. Locations
11.3. Disassembly of Top Cabinet -----
11.4. Disassembly of Front Panel Uni
11.5. Disassembly of Mic P.C.B.
11.6. Disassembly of Panel P.C.B.-
11.7. Disassembly of Memory LED P.C.B. --
11.8. Disassembly of Remote Sensor P.C.B.
11.9. Disassembly of USB P.C.B. -------
11.10. Disassembly of Music Port P.C.B. --
11.11. Disassembly of Top Bar LED P.C.B.---
11.12. Disassembly of Bottom Bar LED P.C.B.-

11.13. Disassembly of Main P.C.B. -- 43
11.14. Replacement of Voltage Regulator IC
(IC2010) ---------------------------------------------------- 45
11.15. Replacement of Voltage Regulator IC
(IC2011) ---------------------------------------------------- 46
11.16. Replacement of Audio Digital Amp IC
(IC5800) ---------------------------------------------------- 47
11.17. Replacement of Audio Digital Amp IC
(ICS700) ---------------------------------------------------- 49
11.18. Disassembly of D-Amp P.C.B. ------------------------ 50
11.19. Replacement of Audio Digital Amp IC
(I05400) -- 52
11.20. Replacement of Audio Digital Amp IC
(ICSOOO) ---------------------------------------------------- 53
11.21. Replacement of Audio Digital Amp IC
(I05200) ---------------------------------------------------- 54
11.22. Replacement of Audio Digital Amp IC
(I05300) ---------------------------------------------------- 55
11.23. Disassembly of SMPS P.C.B. ------------------------- 56
11.24. Replacement of Switching Regulator

(IC5701) --
11.25. Replacement of Rectifier Diode (D5702)
11.26. Replacement of Rectifier Diode (D5801)--
11.27. Replacement of Rectifier Diode (D5802) -----
11.28. Replacement of Regulator Diode (D5803)
11.29. Disassembly of CD Mechanism Unit
(BRS11C) -------------------------------------------------- 64
11.30. Disassembly of CD Interface P.C.B.
11.31. Disassembly of CD Servo P.C.B.----
11.32. Disassembly of Rear Panel --------------
11.33. Disassembly of Voltage Selector P.C.B.-
12 Service Position --
12.1. Checking and Repairing of Main P.C.B. -
12.2. Checking and Repairing of D-Amp P.C.B.

12.3. Checking and Repairing of Panel P.C.B.-- 70

12.4. Checking and Repairing of SMPS P.C.B. - 70

12.5. Checking and Repairing of CD Servo P.C.B.
(Side A) ----------------------------------------------------- 72

12.6. Checking and Repairing of CD Servo P.C.B.
(Side B) -----------------

13 Simplified Block Diagram
13.1. Power Block Diagram -

14 Block Diagram --------------------
14.1. Servo & System Control
14.2. IC Terminal Chart
14.3. Audio ----------------

14.4. Power Supply --------------

15 Wiring Connection Diagram -

16 Schematic Diagram ----------------
16.1. Schematic Diagram Notes
16.2. CD Servo Circuit---
16.3. Main(Micon) Circuit-
16.4. Main(D-Amp) Circuit--
16.5. Panel Circuit ------------
16.6. Remote Sensor. USB. Music Port , Memory

LED, Top Bar LED and Bottom Bar LED

Circuit ------------------------------------------------------ 105

16.7. CD Interface, Mic and Voltage Selector Circuit -106
16.8. D-Amp Circuit -------------------------------------------- 107
16.9. SMPS Circuit---- 111

17 Printed Circuit Board 113
17.1. CD Servo PCB 113
17.2. Main P.C.B. ------ 114

17.3. Panel, Remote Sensor, USB and Music Port
P.C.B. ------------------------------------------------------ 116
17.4. Memory LED, CD Interface, Top Bar LED,

Bottom Bar LED and Mic P.C.B. - 117

17.5. D-Amp P.C.B. ---------------------- 118

17.6. SMPS and Voltage Selector P.C.B. -------- 119

18 Appendix Information of Schematic Diagram -- ---121

18.1. Voltage & Waveform Chart ---------------- ---121

18.2. Illustration of ICs, Transistor and Diode 130

18.3. Terminal Function of ICs-- 131

19 Exploded View and Replacement Parts List-- ---133
19.1. Exploded View and Mechanical replacement

Part List -------------------------------- ---133

19.2. Electrical Replacement Part List- ---139