Yamaha kx e100

Page 1

STEREO CASSETTE DECK

KX-E1 00

SERVICE MANUAL

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IMPORTANT NOTICE

This manual has been provided for the use ot authorized YAMAHA Retailers and their service personnel.
it has been assumed that basic service procedures inherent to the industry. and more specifically YAMAHA Products, are already known and understood by the users,
and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive
components. and failure of the product to perform as specified. For these reasons. we advise all YAMAHA product owners that any service required
should be performed by an authorized YAMAHA Retailer or the appointed service representative.

IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicable
technical capabilities or establish a principleragem relationship of any form.

The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research. engineering, and service departments of YAMAHA are

continually striving to improve YAMAHA products. Modifications are, therefore inevitable and specifications are subject to change without notice or obligation to

retrofit. Should any discrepancy appear to exist, please contact the distributor's Service Division.

WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the
ground buss in the unit (heavy gauge black wires connect to this buss).

IMPORTANT: Tum the unit OFF during disassembly and part replacement. Recheclr all work before you apply power to the unit.

I CONTENTS

TO SERVICE PERSONNEL .
SPECIFICATIONS............

1 ADJUSTMENT 6~9
1 DISPLAY DATA 1O
2 IC DATA 11~1 2

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INTERNAL VIEW 2
REAR PANELS 3
DISASSEMBLY PROCEDURES 4~5

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This Selvlce Manual uses recycled paper.

BLOCK DIAGRAM 13
PRINTED CIRCUIT BOARD 14~21
SCHEMATIC DIAGRAM 22
PARTS LIST 23~31

YAMAHA

YAMAHA CORPORATION

P.O.Box 1, Hamamaisu, Japan

Page 2

KX-E1DO

I TO SERVICE PERSONNEL

Critical Components Information.
Components having special characteristics are marked
and must be replaced with parts having specifications
equal to those originally installed.

AC LEAKAGE
WALL EQUIPMENT TESTER OR
OUTLET UNDER TEST EQUIVALENT

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INSULATING
TABLE

WARNING: CHEMICAL CONTENT NOTICE!

The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and /or plastic
(where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency
(and possibly other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA-

SON WHATSOEVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose

eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before

handling food.

I SPECIFICATIONS

Type
Auto Reverse
4-Track 2-Channel Playback/Recording
Stereo Cassette Deck

Heads
REC/PB Hard permalloy
Erase Double Gap Ferrite
Motors
Main DC servo motor
Tray Loading DC motor
Wow & Flutter
W.PEAK (EIAJ) i019 %

W.RMS 0.09 °/o

Fast Winding Time
about 100 seconds (C-GO tape)

Frequency Response
Type | (Normal) 30 - 15,000 Hz i3 dB
Type II (Cr02) 30 - 16,000 Hz i3 dB

Type IV (Metal) 30 - 18,000 Hz i3 dB

S/N Ratio (8 :3rd harmonic distortion 3 °/o, N : Weighted)

NR off 58 dB
Dolby B NR on 66 dB
Dolby C NR on 74 dB

Harmonic Distortion
1.0 %

Channel Separation
More than 40 dB

Crosstalk (125 Hz)
More than 55 dB

Input Sensitivity/Impedance

Line 100 mV/30 k9
Output Level

Line 570 mV/3.0 k9
Power Requirements

U, C models AC120 V, 60 Hz

R model AC110-120/220-240 V, 50/60 HZ

A model AC240 V, 50 Hz

B, (3 models A0230 V, 50 Hz

Power Consumption
12 W (Standby 3W)

Dimensions (W x H x D)
217 x 88 x 293 mm
(8-9/16" x 3-7/16" x 11-9/16")

Weight
3.0 kg (6 lbs 10 oz.)

Accessories
Input & Output cords (RCA type) x 2, System cord x 1
* Specifications are subject to change without notice.

U ........ U.S.A. model

C ........ Canadian model
R ........ General model
Australian model
.. British model

G ........ European model