Panasonic sa akx92 service manual

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panasonic sa akx92 service manual

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Page 1

PSG1103015CE

Service Manual

Remote
Control SB-PF92 SA-AKXQZ SB-PF92
SB-PSQZ SB-WAKX92 SB-WAKX93 SB-PSQZ

CD Stereo System

Model No. SA-AKX92 PH

Product Color: (K)...Black Type

Please refer to the original service manual for:

0 CD Mechanism Unit (BRS1C), Order No. PSG1102001 CE
0 Speaker system SB-AKX92PU-K, Order No. PSG11030490E

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, tire 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. 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

Panasonici

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.

Page 2

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


(ICSOOO) ---------------------------------------------------- 47
9.16. Replacement of Audio Digital Amp IC
(IC5400) ---------------------------------------------------- 48
9.17. Replacement of Audio Digital Amp IC
(I05200) ---------------------------------------------------- 49
9.18. Replacement of Audio Digital Amp to
005300) --------------------------- ---50

9.19. Disassembly of SMPS P.C.B. -- 51

9.20. Replacement of Regulator IC (IC5701)-- 52
9.21. Replacement of Rectifier Diode (D5702)-- --54
9.22. Replacement of Rectifier Diode (D5801)-- ~56
9.23. Replacement of Rectifier Diode (D5802)-- ---57

9.24. Replacement of Rectifier Diode (D5803) ----------- 58
9.25. Disassembly of CD Mechanism Unit (BRS1C) --59
9.26. Disassembly of Rear Panel --------------
9.27. Disassembly of Voltage Selector P.C.B.-
9.28. Disassembly of Surround D-Amp P.C.B. --
9.29. Replacement of Audio Digital Amp to
005900) ---------------------------------------------------- 65

10 Replacement of Traverse Unit ----- 67
10.1. Disassembly of Traverse Unit --67
10.2. Assembly of Traverse Unit ------ 69
10.3. Disassembly of CD Servo P.C.B ---71

11 Service Position ----------------------------------- --74
11 .1. Checking and Repairing of Main P.C.B. - 74
11.2. Checking and Repairing of D-Amp P.C.B. --------- 74
11.3. Checking and Repairing of Surround D-Amp

P.C.B. 75


11.4. Checking and Repairing of Panel P.C.B.
11.5. Checking and Repairing of Jupiter P.C.B.-
11.6. Checking and Repairing of SMPS P.C.B.
11.7. 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. Music Port P.C.B.
12.7. Tuner P.C.B. -----
12.8. Jupiter P.C.B. (1/3)
12.9. Jupiter P.C.B. (2/3)
12.10. Jupiter P.C.B. (3/3) -
12.11. D-AMP P.C.B. --------
12.12. Surround D-AMP P.C.B.
12.13. SMPS P.C.B. ---------------
12.14. 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 Connection Diagram -
17 Schematic Diagram --
17.1. Schematic Diagram Notes
17.2. CD Servo Circuit -------------
17.3.
17.4.
17.5. Music Port Circuit --------------------------------------- 117
17.6. Remote Sensor, USB, Tuner & Voltage Circuit - 118
17.7. Jupiter Circuit--- 119
17.8. D-Amp Circuit--- ---123
17.9. Surround D-Amp Circuit
17.10. SMPS Circuit----
18 Printed Circuit Board
18.1. CD Servo P.C.B


18.2. Main P.C.B. ------
18.3. Panel P.C.B. ---------------------------------------------- 130
18.4. Music Port, Remote Sensor, USB & Tuner
P.C.B. ---------- ---131
18.5. Jupiter P.C.B. ---132
18.6. D-Amp P.C.B. -------------------------------------------- 133
18.7. SMPS. Surround D-Amp & Voltage Selector
P.C.B 134
19 Terminal Function of le-- ---135
19.1. |C2003 (RFKWMAKX92M0): IC MICRO-
PROCESSOR -------------------------------- ---135
19.2. ICGOO1(COHBB0000057): IC FL Driver ---136
20 Exploded View and Replacement Parts List ---------- 137
20.1. Exploded View and Mechanical Replacement
Parts List ------------------------------- ---137
20.2. Electrical Replacement Parts List -- ---143