Panasonic cq c 7305 n service manual

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ORDER NO. ACED070104C8

Service Manual

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Specifications*
General

Power Supply DC 12V (11V - 16V),
Test Voltage 14.4V
Negative Ground

Tone Controls (Bass/Treble) Bass: :12dB at 60Hz
Treble: :12dB at 16kH2

Equlizer Center Frequency 60, 160, 400, 1k, 3k, 6k, 16k Hz
Variable Range 01 Equalizer -12dB to 12dB (2dB step)

Less than 22A
(CD mode; 0.5W x 4-speaker)

50w x 4(at 1kHz)
23Wx4(at 4D)

4 - 8!)

2.5V (CD mode: 1kHz, OdB)
2.5V (CD mode; lkHz, OdB)
Pre-amp Output Impedance 2009

Current Consumption

Maximum Power Output
Power Output

Speaker Impedance
Pre-amp Output Voltage
Subwooler Output Voltage

Subwooier Output Impedance 2009
FM Stereo Radio
Frequency Range 87.5MH2 - 108MHz
6dB/pV(S/N30dB)

35dB (at 1kHz)

Usable Sensitivity
Stereo Separation
AM(LW)Radio
Frequency Range 153kHz - 279kHz
Usable Sensitivity 32dB/uV (S/N 20dB)
CD Player
Sampling Frequency
DA Converter

Pick-up Type

8 Times Oversampling
4 DAC System
Astigma 3-Beam

Light Source Semiconductor Laser

Panasonic

AUTOMOTIVE AFTERMARKET
CQ-C7305N

WMA MP3 AAC CD Player/Receiver

790 nm

Frequency Response 20 Hz-20kHz (:1dB)
Signal to Noise Ratio 96dB

0.01% (1kHz)

Below Measurable Limits

Wave Length

Total Harmonic Distortion
Wow and Flutter

Channel Separation 85dB
Dimensions (WxHxD)" 178x50x155mm
Weight" 1.6 kg

Specifications and the design are subject to possible modification
without notice due to improvements.

" Dimensions and Weight shown are approximate.
Above specifications comply with EIA standards.

© 2006 Matsushita Electric Industrial Co., Ltd. All
rights reserved. Unauthorized copying and
distribution is a violation of law.

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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 pans to prevent shock, fire or other hazards. Do not modify the original design without permission of

manufacturer.

CONTENTS

Page
1 ABOUT LEAD FREE SOLDEFI (PbF) --------------------------------------- 3
2 FEATUERS ------------------------------------------------------------------------------ 3
3 REPLACEING THE FUSE -------------------------------------------------------- 3

4 MAINTENANCE .3
5 NOTEs --

e DIMENSIONS .3
7 LASER PRODUCTS ................................................................. 3
8 WIRING CONNECTION ............................................................ 4
9 BLOCK DIAGRAM ................................................................... 5

10 DISASSEMBLY INSTRUCTIONS ---------------------------------------------- 9

Page
11 TERMINALS DESCRIPTION --------------------------------------------------- 12
12 Ic BLOCK DIAGRAM ------------------------------------------------------------- 1e
13 REPLACEMENT PARTS LIST ------------------------------------------------ 1s

14 EXPLODED VIEW (Unit) --
15 CD PLAYER PARTS LIST
16 EXPLODED VIEW (CD PLAYER)
17 WIRING DIAGRAM ----------------------------------------------------------------- 23
1s SCHEMATIC DIAGRAM ....................................... 35
19 SCHEMATIC DIAGRAM for printing with A4 size ................. 41