Panasonic SA-AK240PL User Manual

n AMPLIFIER SECTION
FTC Output power
THD 10%, both channels driven
100 Hz to 10 kHz 90 W per channel (3 Ω)
Total FTC power 180 W
RMS Output Power
THD 10%, both channels driven
1 kHz 115 W per channel (3 Ω)
Total output power 230 W
PMPO 2500 W
n FM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM 15 stations
Frequency Modulation (FM)
Frequency range 87.9 to 107.9 MHz (200 kHz
steps)
87.5 to 108.0 MHz (100 kHz
steps)
Sensitivity 4.0 µV (IHF)
S/N 26dB 2.2 µV
A
ntenna terminals 75 Ω (unbalanced)
A
mplitude Modulation (AM)
Frequency range 520 to 1710 kHz (10 kHz step)
Sensitivity
© 2006 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
SA-AK240PL
Colour
(S)... Silver Type
S/N 20dB (at 1000 kHz) 560 µV/m
Music Port input jack
Terminal Stereo, 3.5 mm jack
Sensitivity 100 mV, 4.7 kΩ
Phone jack
Terminal Stereo, 3.5 mm jack
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. MD0512481C3

Panasonic SA-AK240PL Specifications

General

Brand	Panasonic
Model	SA-AK240PL
Category	Stereo System
Language	English

Summary

Specifications

Amplifier Section

Details power output, THD, PMPO, and other amplifier performance metrics. Crucial for audio performance.

FM/AM Tuner, Terminals Section

Covers frequency ranges, sensitivity, and antenna terminals for radio reception. Key for tuner functionality.

Cassette Deck Section

Lists track system, heads, motor, recording system, tape speed, and response. Essential for tape playback.

Disc Section

Specifies the types of discs the unit can play. Basic but essential for CD/DVD functionality.

Safety Precautions and Handling

General Safety Guidelines

Essential rules for servicing, including lead dress, protective devices, and leakage current checks for technician safety.

Electro Static Discharge (ESD) Prevention

Methods to prevent damage to sensitive electronic components from static electricity. Crucial for component longevity.

Component Handling Precautions

Specific warnings for handling traverse decks, laser diodes, and lead-free solder during repair. Critical for safety.

System Features and Components

New Features and CRS1 Mechanism Overview

Describes the 5-disc CD changer mechanism and its general features. Important for understanding the CD system.

Accessories

Lists included items like remote control, antennas, and AC cord. Useful for initial setup and completeness.

Printed Circuit Board Layouts

Visual guides to component placement on various PCBs, aiding in identification and tracing during repair.

Exploded Views and Parts List

Diagrams showing parts breakdown and a comprehensive list of replaceable parts with numbers. Essential for repair.

Service and Maintenance Procedures

Operating Instructions Procedures

Basic user guide for operating the main unit and remote control. Provides context for system functionality.

Self-Diagnosis, Special Modes, and Error Codes

Covers self-testing functions, diagnostic modes, and error code meanings. Crucial for fault finding.

Assembling and Disassembling Procedures

Step-by-step guide for disassembly and reassembly of the unit and its major components. Essential for repair access.

Service Tools, Positions, and Repair Guidance

Lists required tools, service positions, and guidance for checking/repairing major PCBs. Key for effective servicing.

Adjustment Procedures (Cassette Deck, Tuner)

Detailed steps for calibrating the cassette deck and tuner sections. Crucial for optimal performance.

Technical Data and Diagrams

Includes voltage/waveform charts, wiring diagrams, block diagrams, and schematic diagrams for in-depth analysis.