Panasonic CQ-DFX802N Manuale utente

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Table Of Contents 
COVER 
1 LASER PRODUCTS 
2 FEATUERS 
3 REPLACING THE FUSE 
4 MAINTENANCE 
5 NOTES 
6 DIMENSIONS 
7 WIRING CONNECTION 
8 TERMINALS 
DESCRIPTION 
8.1 Main Block 
8.2 Display Block 
8.3 CD Servo Block 
9 PACKAGE AND IC 
BLOCK DIAGRAM 
9.1 Main Block 
9.2 Display Block 
9.3 CD Servo Block 
10 REPLACEMENT 
PARTS LIST 
11 EXPLODED VIEW 
(Unit) 
12 CD PLAYER PARTS 
13 EXPLODED VIEW (CD 
Deck) 
14 WIRING DIAGRAM 
14.1 Display Block 
14.2 Main Block (Top 
View) 
14.3 Main Block (Bottom 
Service Manual
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ORDER No. ACED020270C8
AUTOMOTIVE CONSUMER ELECTRONICS 
●CQ-DFX802N
CD Player/ Receiver with CD Changer Control
Specification* 
General
Power Supply DC 12V (10.8V - 16V),
Test Voltage 14.4V
Negative Ground
Current Consumption Less than 2.5A (CD play mode ; 0.5W×4)
Maximum Power Output 50W×4ch (at 4Ω)
Speaker Impedance 4-8Ω
Extend Input Impedance 10kΩ(AUX IN)
Extend Input Sensitivity Max. 2V (AUX IN)
Power Output 22W×4 (DIN45 324, at 4Ω)
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View) 
14.4 CD Servo Block (Top 
View) 
14.5 CD Servo Block 
(Bottom View) 
14.6 Sub. Block 
15 SCHEMATIC 
DIAGRAM 
15.1 Main Block 
15.2 Display Block 
15.3 CD Servo Block 
15.4 Sub. Block 
16 BLOCK DIAGRAM 
16.1 Main Block 
16.2 Display Block 
16.3 CD Servo Block 
17 SCHEMATIC 
DIAGRAM for Printing with 
A4 Size 
17.1 Main Block (Left Side) 
17.2 Main Block (Right 
Side) 
17.3 Display Block (Left 
Side) 
17.4 Display Block (Right 
Side) 
17.5 CD Servo Block (Left 
Side) 
17.6 CD Servo Block (Right 
Side) 
Pre-Amp Output Voltage 5.0V (CD mode)
Sub-woofer output voltage 5.0V
Pre-Amp Output Impedance 60Ω
Sub-woofer Output Impedance 60Ω
FM Stereo Radio
Frequency Range 87.5 - 108.0MHz
Usable Sensitivity 7dB/μV (S/N 30dB)
MW Radio
Frequency Range 531 - 1,602kHz
Usable Sensitivity 29dB/μV (S/N 20dB)
LW Radio
Frequency Range 153 - 279kHz
Usable Sensitivity 34dB/μV (S/N 20dB)
CD Player
Sampling Frequency 8 times oversampling
Pick-Up Type Astigma 3-beam
Light Source Semiconductor Laser
Wave Length 780nm
Frequency Response 20Hz to 20,000Hz (±1dB)
Signal to Noise Ratio 95dB
Wow and Flutter Below measurable limits
Dimensions** 178×50×155mm
Weight** 1.7kg
* Specifications and the design are subject to possible modification without notice due to improvements.
** Dimensions and Weight shown are approximate.
© 2002 Matsushita Communication Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a 
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Table Of Contents
COVER 
LASER PRODUCTS 
FEATUERS 
REPLACING THE FUSE 
MAINTENANCE 
NOTES 
DIMENSIONS 
WIRING CONNECTION 
TERMINALS DESCRIPTION 
1 Main Block 
2 Display Block 
3 CD Servo Block 
PACKAGE AND IC BLOCK DIAGRAM 
1 Main Block 
2 Display Block 
3 CD Servo Block 
REPLACEMENT PARTS LIST 
EXPLODED VIEW (Unit) 
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CD PLAYER PARTS 
EXPLODED VIEW (CD Deck) 
WIRING DIAGRAM 
1 Display Block 
2 Main Block (Top View) 
3 Main Block (Bottom View) 
4 CD Servo Block (Top View) 
5 CD Servo Block (Bottom View) 
6 Sub. Block 
SCHEMATIC DIAGRAM 
1 Main Block 
2 Display Block 
3 CD Servo Block 
4 Sub. Block 
BLOCK DIAGRAM 
1 Main Block 
2 Display Block 
3 CD Servo Block 
SCHEMATIC DIAGRAM for Printing with A4 Size 
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17.1 Main Block (Left Side)

17.2 Main Block (Right Side)

17.3 Display Block (Left Side)

17.4 Display Block (Right Side)

17.5 CD Servo Block (Left Side)

17.6 CD Servo Block (Right Side)

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Service Manual

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ORDER No. ACED020270C8

AUTOMOTIVE CONSUMER ELECTRONICS

●CQ-DFX802N

CD Player/ Receiver with CD Changer Control

Specification*

General

Power Supply DC 12V (10.8V - 16V),

Test Voltage 14.4V

Negative Ground

Current Consumption Less than 2.5A (CD play mode ; 0.5W×4)

Maximum Power Output 50W×4ch (at 4Ω)

Speaker Impedance 4-8Ω

Extend Input Impedance 10kΩ(AUX IN)

Extend Input Sensitivity Max. 2V (AUX IN)

Power Output 22W×4 (DIN45 324, at 4Ω)

Pre-Amp Output Voltage 5.0V (CD mode)

Sub-woofer output voltage 5.0V

Pre-Amp Output Impedance 60Ω

Sub-woofer Output Impedance 60Ω

FM Stereo Radio

Frequency Range 87.5 - 108.0MHz

Usable Sensitivity 7dB/μV (S/N 30dB)

MW Radio

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Frequency Range 531 - 1,602kHz

Usable Sensitivity 29dB/μV (S/N 20dB)

LW Radio

Frequency Range 153 - 279kHz

Usable Sensitivity 34dB/μV (S/N 20dB)

CD Player

Sampling Frequency 8 times oversampling

Pick-Up Type Astigma 3-beam

Light Source Semiconductor Laser

Wave Length 780nm

Frequency Response 20Hz to 20,000Hz (±1dB)

Signal to Noise Ratio 95dB

Wow and Flutter Below measurable limits

Dimensions** 178×50×155mm

Weight** 1.7kg

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

** Dimensions and Weight shown are approximate.

of law.

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1 LASER PRODUCTS

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2 FEATUERS

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●Removable face plate security.

●Digital servo for reliable playback.

●PLL (Phase Locked Loop) synthesized tuning.

●18-FM, 6-AM presets with preset scan.

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