Panasonic sa akx18ph pn

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PSG1401007CE

Service Manual

CD Stereo System

Model No. SA-AKX18PH
SB-AKX18 SA-AKX18/ SB-AKX18 SA-AKX18PN

Product Color: (K)...Black Type

Remote
Control

Please refer to the original service manual for:
0 CD Mechanism Unit (BRS1ZC) , Order No. PSG1303059AE
0 Speaker system SB-AKX18PN-K, Order No. PSG1401OOSCE

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 pans 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

PAGE

2.5. Grounding for electrostatic breakdown
prevention ---------------------------------------------------- 9
3 Service Navigation -------
3.1. Service Information
4 Specifications ------------------------------------
5 Location of Controls and Components--
1.6. Safety Parts Information 5.1. Remote Control Key Button Operation
2 Warning ----------------------------- 5.2. Main Unit Key Button Operation
2.1. Prevention of Electrostatic Discharge (ESD) 6 Service Mode -------------------------------
to Electrostatically Sensitive (ES) Devices-- 6.1. Cold-Start ----------------------------------
2.2. Precaution of Laser Diode -------------------- 6.2. Sales Demonstration Lock Function

1 Safety Precautions --------
1.1. General Guidelines-
1.2. Before Use (For PH only) -------
1.3. Before Repair and Adjustment
1.4. Protection Circuitry ---------------
1.5. Power Supply using SMPS -

2.3. General description about Lead Free Solder 6.3. Doctor Mode Table ------
(PbF) ---------------------------------------------------------- 8 6.4. Self-Diagnostic Mode --
2.4. Handling Precautions for Traverse Unit -------------- 8 6.5. Self-Diagnostic Error Code Table -

7 Troubleshooting Guide ....................

© Panasonic Corporation 2014. All rights reserved.
Unauthorized copying and distribution is a violation

Panasonic ....

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8 Disassembly and Assembly Instructions-
8.1. Type of Screws -----------------------------
8.2. Disassembly Flow Chart ---------------------
8.3. Main Components and P.C.B. Locations
8.4. Disassembly of Top Cabinet ----------
8.5. Disassembly of Front Panel Unit
8.6. Disassembly of Panel P.C.B. and LCD P.C.B. --22

8.7. Disassembly of USB P.C.B. --------------------- --23
8.8. Disassembly of Rear Panel.-- 23
8.9. Disassembly of Main P.C.B. -- 24

8.10. Disassembly of SMPS Module and Voltage
Selector P.C.B. ---------------------------------
8.11. Disassembly of CD Mechanism Unit

8.12. Disassembly of CD Interface P.C.B.

9 Service Position --------------------------------
9.1. Checking of Panel P.C.B. and LCD P.C.B. --------- 27

9.2. Checking and Repairing of Main P.C.B. and
SMPS PCB
10 Block Diagram
10.1. System Control -
10.2. Audio -----------
10.3. Power Supply
11 Wiring Connection Diagram--
12 Schematic Diagram --------------

12.1. Schematic Diagram Notes ----------------------------- 35
12.2. MAIN (Damp/Tuner/AUX/USB/DSP/
Bluetooth/Voltage Regulators/Micon) Circuit ---37
12.3. Panel Circuit ----------------------------------------- 45
12.4. LCD, USB & CD Interface Circuit 46

13 Printed Circuit Board ----------------------
13.1. Main P.C.B. & CD Interface P.C.B
13.2. Panel, LCD & USB P.C.B. -----

14 Appendix Information of Schematic Diagram
14.1. Voltage Chart -----------------------------------

15 Exploded View and Replacement Parts List
15.1. Exploded View and Mechanical Replacement

Part List ----------------------------------------------------- 55
15.2. Electrical Replacement Parts List -------------------- 61