Panasonic sa ak 350 gcp service manual

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ORDER NO. MD0704047CE

Service Manual

COMPACT

DIGITAL AUDIO

Remote: SB-AK350 V
Control

SA-AK350

S B-AK350

CD Stereo System
SA-AK35OGCP

Colour
(8)... Silver Type

Notes: This models CD mechanism changer unit is CRS1. Please refer to the original Service Manual

(Order No. M0050936800) for this mechanism.

Specifications

n AMPLIFIER SECTION

RMS output power

THD 10%, both channels driven
1 kHz

(Low channel)

10 kHz

(High channel)

112.5 W per channel (3 0)

112.5 W per channel (3 Q)

Total Bi-Amp power 450 W

n FMIAM TUNER, TERMINALS SECTION

Preset station FM 20 stations

AM 15 stations
Frequency Modulation (FM)

Frequency range

87.50 to 108.00 MHz (50 kHz steps)

4.0 pv (IHF)

2.2 W

75 Q (unbalanced)

Sensitivity

S/N 26 dB

Antenna terminal(s)
Amplitude Modulation (AM)
Frequency range 522 to 1629 kHz (9 kHz step)
520 to 1630 kHz (10 kHZ step)
Sensitivity

S/N 20 dB (at 999 kHz)
Audio performance (Amplifier)

560 uV/m

Input Sensitivity] Input Impedance

Panasonic?

Aux 250 mV, 14.7 kg
Music Port input jack

Terminal Stereo, 3.5 mm jack
Sensitivity 100 mV, 4.7 kg
Phone jack

Terminal Stereo, 3.5 mm jack
Mic jack

Terminal Mono, 3.5 mm jack
Sensitivity 0.7 mV, 680 Q

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

AC bias 100 kHz
AC erase 100 kHz
4.8 cm/s

Recording system
Erasing system
Tape speed
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

© 2007 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.

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SA-AKSSOGCP

C-60 cassette tape
n DISC SECTION
Disc played [8 cm or 12 cm]
(1) CD-Audio (CD-DA)
(2) CD»R/RW (CD-DA, MP3 formatted disc)

(3) MP3
MPEG-1 Layer 3, MPEG-2 Layer 3

Bit rate

MP3 32 kbps to 320 kbps
Sampling frequency

MP3 32 kHz, 44.1 kHz, 48 kHz
CD-DA 44.1 kHz
Decoding 16 bit linear
Digital filter 8 fs
D/A converter MASH (1 bit DAC)
Pick up

Wavelength 780 nm

Beam Source Semiconductor laser
Audio output (Disc)

Number of channels

n USB SECTION

Playable USB Storage Media

1) HDD

2) USB MP3 Player/Digital audio player
3) USB Thumbdrives

Supported audio file format

MP3 bit rate

USB memory port

2 (Stereo) (FL, FR)

Maximum current 500 mA

Bit rate

MP3 32 kbps to 320 kbps
Sampling frequency

MP3 32 kHz, 44.1 kHz, 48 kHz

Audio output (MP3)
Number of channels 2 channel
Frequency response (MP3) 20 Hz to 20 kHz (o+/-1.0 dB)
S/N Ratio

USB unit out

n GENERAL

Power supply

85 dB

AC 110 to 127/220 to 240 V, 50/60HZ
1 10 W
0.7 W (Approx)

Power consumption

Power consumption
mode

in standby

250 x 330 x 323 mm

7.1 kg

+5 to +35°C

5 to 90% RH (no condensation)

Dimensions (W x H x D)

Mass

Operating temperature range

Operating humidity range

It SYSTEM

SC-AK350 (GCP) Music center: SA-AK35O (GCP)
Speakers: SB-AK350 (PL)

For Information on speaker system, plesae refer to the original
Service Manual (Order No. MDO70404BCE) for SB-AK350PL»S.

N otes:

1.Specifications are subject to change without notice. Mass and
dimensions are approximate.

2.Total harmonic distortion is measured by the digital spectrum
analyzer.

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.

CONTENTS

Page

1 Safety Precautions ------------------------------------------------------------------ 4
1.1. General Guidelines ........................................................ 4

1.2. Before Use -------------------------------------------------------------------- 4

1.3. Before repair and adjustment ----------------------------------------- 4

1.4. Protection Circuitry --------------------------------------------------------- 4

1.5. Safety Part Information
2 Prevention of Electra Static Discharge (ESD) to

Electrostatically Sensitive (ES) Devices

3 Handling Precautions For Traverse Deck-
4 Precaution of Laser Diode .....................

5 About Lead Free Solder (PbF) .............................................. 10
5.1. Service caution based on legal restrictions .................... 10
6 Accessories -------------------------------------------------------------------------- 11
7 Operating Procedures .................................................. 12
7.1. Main Unit Key Buttons Operations -------------------------------- 12

72. Remote Control Key Buttons Operations ....................... 13

Page
8 New Features ------------------------------------------------------------------------ 14
8.1. Using the Music Port and Connecting & Playing a USB

Mass Storage Class Device .......................................... 14

9 Self diagnosis and special mode setting .............................. 17
9.1. Service Mode Summary Table ...................................... 17

9.2. Special Mode Table 1 ------------------------------------------ 17

9.3. Reliability Test Mode (CRS1 Mechanism) ---------------------- 20
9.4. Error code Table Display --
1D Assembling and Disassembling

10.1. Caution -------------------------

10.2. Disassembly flow chart ------------------------------------------------- 29
10.3. Main Parts Location ..................................................... 30
10.4. Disassembly of Top Cabinet ......................................... 31
10.5. Disassembly of CD Changer Unit (CRSt) ..................... 31
10.6. Disassembly of Rear Panel .......................................... 32
10.7. Disassembly of Main PCB. ......................................... 33