Panasonic rx es 27 eg service manual

Page 1

Order No: MD0201022C2

Service Manual

Portable Stereo CD System

DIGITAL AUDIO

I1 RADIO
Frequency range
AM

FM

n TAPE RECORDER
Track System
Recording system
Erasing system
Monitor system
Frequency range
Normal position

in CD PLAYER
Sampling frequency
Decoding

Beam source

No. of channels
Wow and flutter
D/A converter

522-1629 kHz (9 kHz steps)
87.5-108 MHz (50 kHz steps)

4 track, 2 channel. stereo
AC bias

Multi Pole magnet
Variable sound monitor

50-1 4000 HZ

44.1 kHz
16 bit linear

Semiconductor laser (wavelength
780 nm)

2 channel. stereo
Below measurable limit
MASH (1 bit DAC)

Panasonic

RX-ESZ7E

RX-E827EB
RX-ESZ7EG

Colour

(8) .......... Silver Type

Tape Deck: SG2 Mechanism Series
Traverse deck: CU100 Mechanism Series

n GENERAL
Power requirement
AC

Power consumption
Battery

Memory backup for
computer/clock

Speakers
Full Range
Jacks
Output

Dimensions (W x H x D)

Mass

Notes:

230-240 V, 50 Hz
30 W

12 v [Eight H20/LR20 (D. UM-1)
batteries]

1 Do not use rechargeable type batteries

6 v [Four R6/LR6 (AA, UM-3)
batteries]

1 Do not use rechargeable type batteries
8 cm 5.40 x 2
Phones: 3.5 mm stereo (16-329)

529 X 144 x 276 mm
4.5 kg without batteries

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

© 2002 Matsushita Electronics (8) Pte. Ltd. All rights
reserved. Unauthorized copying and distribution is a
violation of law.

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HX-ESZYE I RX-ESZIEB I RX-ESZTEG

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 prolessional 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 Betore Repair and Adjustment ----------------------------------------------- 3
2 Protection Circuitry ----------------------------------------------------------------- 3

3 Ac rles-- ............

4 Handling Precautions For Traverse Deck
5 Precautlon oi Laser Diode ...................

6 Caution for Ac Mains Lead ..................................................... 5
7 L0¢ati0n of Controls --------------------------------------------------------------- 7
8 The Remote Control ................................................................ 3
9 Self Diagnostic Function -------------------------------------------------------- 9

Page

10 Operation Checks and Main Component Replacement
Procedures --------------------------------------------------------------------------- 11
11 Schematic Diagram --------------------------------------------------------------- 17
12 Printed Circuit Board ------ 30
13 Wiring Connection Diagram 36
14 Troubleshooting Guide --------------------------------------------------------- 37
15 Measurements and Adjustments .......................................... 33
16 Type Illustration of IO arr, Transistors and Diodes ---------------- 4o

17 Terminal Function of lo 153.? .......................
18 Parts Location and Replacement Parts List