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Panasonic SA-AK340GCP User Manual

Panasonic SA-AK340GCP
101 pages
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n AMPLIFIER SECTION
RMS output power
THD 10%, both channels driven
1 kHz
(Low channel) 105 W per channel (3 )
10 kHz
(High channel) 105 W per channel (3 )
Total Bi-Amp power 420 W
n FM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM 15 stations
Frequency Modulation (FM)
Frequency range 87.50 to 108.00 MHz (50 kHz
steps)
Sensitivity 4.0 µV (IHF)
S/N 26dB 2.2 µV
A
ntenna terminal(s) 75 (unbalanced)
A
mplitude Modulation (AM)
Frequency range 522 to 1629 kHz (9 kHz step)
520 to 1630 kHz (10 kHz step)
Sensitivity
S/N 20dB (at 999 kHz) 560 µV/m
Music Port input jack
Terminal Stereo, 3.5 mm jack
© 2005 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
SA-AK340GCP
Colour
(S)... Silver Type
Sensitivity 100 mV, 13 k
Phone jack
Terminal Stereo, 3.5 mm jack
Mic jack
Terminal Mono, 3.5 mm jack
Sensitivity 0.7 mV, 680
n CASSETTE DECK SECTION
Track system 4 track, 2 channel
Heads
Record/playback Solid permalloy head
Erasure Double gap ferrite head
Motor DC servo motor
Recording system AC bias 100 kHz
Erasing system AC erase 100 kHz
Tape speed 4.8 cm/s
Overall frequency response (+3, -6 dB) at DECK OUT
NORMAL 35 Hz to 14 kHz
S/N ratio 50 dB (A weighted)
Wow and flutter 0.18 % (WRMS)
Fast forward and rewind time Approx. 120 seconds with
C-60 cassette tape
n DISC SECTION
Disc played [8 cm or 12 cm]
CD Stereo System
Notes: This model’s CD mechanism changer unit is CRS1. Please refer to the original Service Manual
(Order No. MD0509368C0) for this mechanism.
Specifications
ORDER NO. MD0512447C3

Table of Contents

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Panasonic SA-AK340GCP Specifications

General IconGeneral
BrandPanasonic
ModelSA-AK340GCP
CategoryStereo System
LanguageEnglish

Summary

Specifications

AMPLIFIER SECTION

Details of the amplifier's output power and THD characteristics.

FM/AM TUNER, TERMINALS SECTION

Specifications for FM/AM tuning, frequency range, sensitivity, and terminals.

CASSETTE DECK SECTION

Technical details of the cassette deck, including track system, heads, and speed.

DISC SECTION

Information about the type of discs supported by the unit.

Safety Precautions

General Guidelines

General advice for servicing and handling the equipment safely.

Before Use

Instructions for setting the voltage selector and initial precautions.

Before Repair and Adjustment

Procedures for safe repair, including discharging capacitors and avoiding short circuits.

Protection Circuitry

Explanation of the protection circuitry and when it might operate.

Prevention of Electro Static Discharge (ESD)

Handling ES Devices

Techniques to prevent damage to sensitive electronic components from static electricity.

Handling Precautions for Traverse Deck

Traverse Deck Handling

Specific instructions for safely handling the traverse deck and its components.

Precaution of Laser Diode

Laser Safety Guidelines

Warnings and precautions related to the unit's laser diode.

Handling the Lead-free Solder

Lead-free Solder (PbF) Information

Details about lead-free solder, including melting points and handling.

New Features

CRS1 Mechanism Overview

An overview of the CRS1 five-disc CD changer mechanism.

Music Port

Description of the Music Port feature for connecting portable audio devices.

Accessories

Included Accessories

List of accessories provided with the unit, illustrated with images.

Operation Procedures

Main Unit Operations

Instructions for operating the main unit controls and functions.

Remote Control Operations

Guide to using the remote control for various operations.

Self Diagnosis and Special Mode Setting

Special Mode Table

Table detailing various diagnostic and test modes with their key operations.

Error Code Table

List of error codes, their diagnosis, and remarks for troubleshooting.

Assembling and Disassembling

Caution

Important safety notes and warnings before disassembling the unit.

Disassembly Flow Chart

A flowchart illustrating the sequence of disassembly steps for internal inspection.

Main Parts Location

Diagram showing the location of major internal components within the unit.

Disassembly of Top Cabinet

Step-by-step instructions for removing the top cabinet.

Disassembly of Rear Panel

Instructions for removing the rear panel of the unit.

Disassembly of CD Changer Unit (CRS1)

Procedure for removing the CRS1 CD changer unit.

Disassembly of Main P.C.B.

Steps to remove the main printed circuit board.

Disassembly of Transformer P.C.B.

Steps to remove the transformer printed circuit board.

Disassembly of Power P.C.B.

Instructions for removing the power printed circuit board.

Disassembly of Front Panel Unit

Steps to remove the front panel unit.

Disassembly for Panel P.C.B.

Procedure for removing the panel printed circuit board.

Disassembly of Deck Mechanism Unit

Steps to disassemble the cassette deck mechanism unit.

Disassembly of Deck P.C.B.

Instructions for removing the deck printed circuit board.

Disassembly of Traverse Unit

Procedure for removing the traverse unit.

Disassembly of Optical Pickup Unit (CD Mechanism)

Steps to remove the optical pickup unit from the CD mechanism.

Disassembly of Deck Mechanism

Procedure for disassembling the deck mechanism itself.

Disassembly of Pinch Roller Assy and Head Block

Steps for disassembling the pinch roller and head block.

Disassembly of Capstan Motor Assy, Belts and Winding Belt

Steps for disassembling motor assembly, belts, and winding belt.

Replacement for Cassette Lid

Steps for replacing the cassette lid.

Rectification for Tape Jam Problem

Instructions for resolving tape jamming issues.

Service Fixture and Tools

Fixture and Tool List

Lists necessary fixtures and tools for servicing the unit.

Service Positions

Checking and Repairing Main P.C.B.

Procedures for checking and repairing the main P.C.B.

Checking and Repairing Transformer P.C.B.

Procedures for checking and repairing the transformer P.C.B.

Checking and Repairing Panel, Deck & Deck Mechanism P.C.B.

Procedures for checking and repairing multiple P.C.Bs.

Checking and Repairing Power P.C.B.

Procedures for checking and repairing the power P.C.B.

Adjustment Procedures

Cassette Deck Section Adjustments

Details on adjusting tape speed, bias voltage, and bias frequency.

Tuner Section Adjustments

Procedures for aligning the AM-IF and AM RF circuits.

Adjustment Points

Locations for making adjustments on the main tuner P.C.B.

Voltage and Waveform Chart

CD Servo P.C.B. & Main P.C.B. Voltages

Reference voltage values for CD Servo and Main P.C.Bs.

Power P.C.B. & Transformer P.C.B. Voltages

Reference voltage values for Power and Transformer P.C.Bs.

Waveform Chart

Visual representations of signal waveforms at various test points.

Wiring Connection Diagram

Block Diagram

Schematic Diagram

Notes on Schematic Diagrams

Important notes and safety precautions related to schematic diagrams.

CD Servo Circuit

Schematic diagram of the CD servo control circuit.

Main (Tuner) Circuit

Schematic diagram of the main unit and tuner circuitry.

Main Circuit

Schematic diagram of the main control and processing circuits.

Panel Circuit

Schematic diagram of the front panel control circuitry.

Transformer Circuit

Schematic diagram of the power transformer and related components.

Power Circuit

Schematic diagram of the unit's power supply circuits.

Deck Circuit & Deck Mechanism Circuit

Schematic diagrams for the cassette deck and its mechanism control.

Printed Circuit Board

CD Servo P.C.B. Layout

Layout diagram of the CD servo printed circuit board.

Main P.C.B. Layout

Layout diagram of the main printed circuit board.

Panel P.C.B. Layout

Layout diagram of the front panel printed circuit board.

Transformer P.C.B. Layout

Layout diagram of the transformer printed circuit board.

Power P.C.B. Layout

Layout diagram of the power printed circuit board.

Deck P.C.B. & Deck Mechanism P.C.B. Layout

Layout diagrams for the deck and deck mechanism PCBs.

Illustration of ICs, Transistors and Diodes

Terminal Function of IC's

IC7001 Terminal Functions

Pin terminal functions for IC7001 (Servo Processor, Digital Signal Processor).

IC7002 Terminal Functions

Pin terminal functions for IC7002 (4CH Drive).

IC2801 Terminal Functions

Pin terminal functions for IC2801 (System Microprocessor).

Exploded Views

Cabinet Parts Location

Exploded view showing the location of cabinet parts.

Deck Mechanism Parts Location

Exploded view showing the location of deck mechanism parts.

Packaging

Diagram illustrating the packaging of the unit and accessories.

Replacement Parts List

Related product manuals