Panasonic cq dp 103 u service manual

Page 1

Order No. ACED02109107

Service Manual

AUTOMOTIVE AFTERMARKET

COMPACT

DIGITAL AUDIO

Specification*
General
Power Supply

Tone Controls

Current Consumption

Maximum Power Output
Suitable Speaker Impedance
Pre-Amp Output Voltage
Output Impedance

FM Stereo Radio
Frequency Range
Usable Sensitivity

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

Bass ; :12dB at 100Hz

Treble ; :1 2dB at 10kHz

Less than 2.2A (CD play mode,
0.5Wx4Ch)

45Wx4ch (at 1kHz, Vol. Max.)
4-89
2V (CD play mode; 1kHz, 0dB)
6009

87.9 - 107.9MHZ
11.0dBf (1.25pV, 759)

CQ-DP103U

Removable Front Panel CD Player /

Receiver

AM Radio
Frequency Range
Usable Sensitivity

CD Player

Sampling Frequency
Pick-Up Type

Light Source
Wavelength
Frequency Response
Signal to Noise Ratio

Dimensions"
Weight

530 - 1,710kHz
28dB/uV (25w, S/N 20:13)

32 times oversampling
Astigma 3-beam
Semiconductor Laser
780nm

20Hz to 20,000Hz (:1dB)
96dB

178x50x150mm
1.4kg

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

Dimensions and Weight shown are approximate.

AWARNING

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

manufacturer.

Panasonic?

© 2003 Matsushita Electric Industrial Co., Ltd. All
rights
distribution is a violation of law.

Unauthorized copying and

Page 2

CONTENTS

Page
1 FEATUERS ------------------------------------------------------------------------------ 2
2 LASER PRODUCTS ------
3 REPLACEING THE FUSE-

4 MAINTENANCE ----------------------------------------------------------------------- 2
5 NOTES --------

e DIMENSIONS --

7 WIRING DIAGRAM ................................................................... 3

8 BLOCK DIAGRAM -----
9 WIRING CONNECTION-

1 FEATUERS

I PLL (Phase Locked Loop) synthesized tuning.
- 18-FM, 6-AM presets with preset scan

. Digital servo for reliable CD playback.

- Removable face plate.

2 LASER PRODUCTS

CAUTION:
This product utilizes a laser diode with the unit turned "on",
laser radiation is emitted from the pickup lens.
Laser radiation from the pickup lens is safety level, but be
sure the followings:
1. Do not disassemble the optical pickup unit, since
radiation from exposed laser diode is dangerous.
2. Do not adiust the variable resistor on the pickup unit.
It was already adjusted.
3. Do not look at the focus lens using optical instruments.
4. Recommend not to look at pickup lens for a long time.

Deck Ass'y (Upper Side)

Caution

This Product utilizes a laser.

Use of controls or adjustments or perlormance of
procedures other than those Specified herein may
result in hazardous radiation exposure.

Page
10 SCHEMATIC DIAGRAM ........................................................... 9
11 TERMINALS DESCRIPTION ............. ".13

12 PACKAGE AND Ic BLOCK DIAGRAM- ---15
13 REPLACEMENT PARTS LIST ------------------------------------------------ 19
14 EXPLODED VIEw (Unit) -------------------------
15 CD PLAYER MECHANICAL PARTS LIST
15 EXPLODED VIEw (CD Deck) ------------------------------------------------- 25
17 PACKING PARTs LIST ---------------------------------------------------------- 27

3 REPLACEING THE FUSE

Use fuses of the same Specified rating (15A). Using different
substitutes or fuses with higher ratings, or connecting the
product directly without a fuse, could cause fire or damage to
the Stereo unit.

4 MAINTENANCE

Your products is designed and manufactured to ensure a
minimum of maintenance. Use a dry, a soft cloth for routine
exterior cleaning. Never use benzine, thinner or other solvents.

5 NOTES

[RADIo BLOCK]

Do not align the AM/FM package block. When the package
block is necessary, it will be supplied already aligned at the
factory.

[CD DECK BLOCK]

This model has no servo alignment
microcomputer controls the servo Circuit.

points because

6 DIMENSIONS