Technics RS-M14 - User Manual

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ORDER

NO.

ARD-8004036C

Service

Manual

Cassette

Deck

RS-M14

(

Silver

load

Black

Face

Metal

Tape

Compatible

Stereo

Cassette

Deck

with

Peak-Hold

Meters,

Soft-Touch

Controls

and

Rewind

Auto-Play

Convenience

[sacevavsrem)

This

the

Service

Manual

for

the

following

areas.

wees

For

all

European

areas

except

United

Kingdom.

For

United

Kingdom.

cei

ass

For

Asia,

Latin

America,

Middle

East

and

Africa

areas.

see

sires

For

Australia.

For

Asian

PX.

naib

ants

For

European

PX.

RS-M24

MECHANISM

SERIES

Specifications

Track

system:

4-track

2-channel

stereo

recording

and

playback

Outputs:

LINE;

output

level

420

mV,

output

impedance

Tape

speed:

4.8cm/s

1.5kQ

less,

load

impedance

22kQ

over

Wow

and

flutter:

0.05%

(WRMS),

+0.14%

(DIN)

output

level

80mV,

load

imped-

;

ance

Prequeney

esponces

Metal

Tapes

(DIN)

Rec/Pb

connection:

DIN

type;

CrOo/Fe-Cr

tape:

20-18

000Hz

input

sensitivity

0.25

mV,

impedance

5.3kQ

pe;

3016

O00Hz

(DIN)

output

level

420

mV,

impedance

5.2kQ

Normal

tape:

20—17,000Hz

Bias

frequency:

kHz

30—15,000Hz

(DIN)

Motor:

Electrical

governor

motor

Signal-to-noise

ratio:

Dolby

in;

(above

5kHz)

Heads

2-head

system;

1-MX

head

for

record/playback

Dolby

out:

(signal

level=max.

record-

disubiecera

tents

heatl

tov

amseults

ing

level,

Fe-Cr/CrOz

type

tape)

Fast

forward

and

Power

requirements:

AC;

110/125/220/240V,

50-60Hz

rewind

time:

Approx.

seconds

with

C-60

cassette

tape

Power

consumption:

(for

European

areas

and

Australia)

Inputs:

MIC;

sensitivity

0.25

mV,

input

impedance

25kQ

(for

Asia,

Latin

America,

Middle

East,

Africa

over

applicable

microphone

impedance

4002—

areas

and

PX.)

Dimensions:

43,0cm(W)

11.9cm(H)

24.6cm(D)

LINE;

sensitivity

60mV,

input

impedance

40kQ2

Weight:

4.3kg

Specifications

are

subject

change

without

notice.

‘Dolby’

and

the

double-D

symbol

are

trademarks

Dolby

Laboratories.

Panasonic

Tokyo

1CS

Matsushita

Electric

Industrial

Co.,

Ltd.

Matsushita

Electric

Trading

Co.,

Ltd.

17-15,

6-chome,

Shinbashi,

Minato-ku,

Tokyo

105

Japan

P.O.

Box

288,

Central

Osaka

Japan

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Technics RS-M14 Specifications

General

Track System	4-track, 2-channel stereo
Tape Speed	4.8 cm/s
Inputs	Line In
Outputs	Line Out, Headphone Out
Motor	DC motor
Tape Type	CrO2, Metal
Type	Stereo Cassette Deck

Summary

Specifications

Location of Controls and Components

Control Identification

Identifies and describes all front panel controls and indicators.

Disassembly and Assembly Procedures

Disassembly Instructions

Step-by-step guide for taking the unit apart.

Disassembly Notes (Mechanism Unit)

Specific precautions and procedures for the mechanism.

Assembly Instructions

Steps for reassembling the unit after repair or maintenance.

Adjustment and Measurement Procedures

Adjustment Parts Location

Identifies adjustment points on the circuit board.

Head Position Adjustment

Procedure to adjust the tape head's vertical position.

Head Azimuth Adjustment

Procedure to adjust the tape head's horizontal alignment.

Tape Speed Adjustment

Procedure for setting the correct tape transport speed.

Tape Speed Fluctuation Measurement

Method to measure variations in tape speed.

Playback Frequency Response

How to measure the audio frequency range during playback.

Playback Gain Adjustment

Procedure to set the playback signal output level.

Bias Leakage Adjustment

Adjusting for minimal bias signal leakage.

Erase Current Adjustment

Setting the erase head current for proper tape erasure.

Bias Current Adjustment

Adjusting the bias current for optimal recording.

Overall Gain Adjustment

Setting the overall signal amplification level.

Overall Frequency Response

Measuring the frequency response across different tape types.

Fluorescent Meter Adjustment

Calibrating the level meters for accurate display.

Dolby NR Circuit Adjustment

Adjusting the Dolby noise reduction system.

Parts Identification and Location

Electrical Parts Location

Diagrams showing the placement of electronic components.

Cabinet Parts

Identifies external and structural components of the unit.

Mechanical Parts Location

Diagrams showing the location of mechanical parts in the mechanism.

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