Technics RS 5 Service Manual

Page 1

ORDER NO. AR08205014OC8-10

Service Manual

Soft-Touch Cassette Deck with
Auto Tape Selector

pr]-

RS-M24 MECHANISM SERIES

Specifications

Track system

Tape speed

Wow and tlut'er
Frequency resoonse

Signalrtonorse ratio

Fast forward and
rewtrd time
inputs

4rtrack 2rchannel stereo recording and playback
4 8cmis
O 05% (WRMS). :014%(DlN)

Metal tape 20 l7000l-lz
30715000 HZ (DlN)
CrOrtape. 20., t ,OOOHZ

30* 15000 Hz (DIN)
Normal tape. 20 15,000l-lz
3077 14.000l-lz (DIN)
Dolby NR in, 6MB (above Ski-l2)
Dolby NR out. 57dB (Signal levels max =nput
level A weighted, 00) type tape)

Approx 90 seconds With C760 cassette tape
MlC senSitiVity OZSrnV.
applicablemicrophonEinipedance400327 10k£2
LINE. senSitiVity 60 mV. input impedance
more than 47kt)

Outputs

Bias treduencv
Motor
Heads

Power requirement

Power consumption

DinienSions.
Weight

Specmcations are subiect to change Without notice
* Dolby and the double-D symbol are trademarks of Dolby Laboratories.

Technics

Cassette Deck

RS-5

(Silver Face)
Black Face

i This Is the SerVice ll/lainuralrtor the:
i tollowmg areas. i

. For all European areas
except United Kingdom
. - For United Kingdom.
l El -For ASla. Latin America.
1. Middle East and Africa
i areas.

. vvvvvv For Australia.

LlNE: output level 400 mil output impedance
2 OkEZ or less

80 kHz

Electrical DC governor motor

27head system
lrMX head for record "playback
lrdoublergap ferrite head tor erasure

E AC 220V. bO-60l-lz

l AC WOV. EOHZ for United Kingdom

AC 110i125i220/24OV. 50760 Hz

A AC 240 \l. for Australia

lDEAl 15W

E ------- 11 W

315 cm(W) / 12 4 cm(H) X 24 8cm(D)

3 2kg

TilZim

Matsushita Electric Trading Co., Ltd.

PO Box 288. Central Osaka Japan

Page 2

CONTENTS

ITEM PAGE
LOCATION OF CONTROLS AND COMPONENTS ---- 2
FOR CONNECTION WITH

THE DIRECT CONNECTOR """"
DISASSEMBLY INSTRUCTIONS
MEASUREMENT AND ADJUSTMENT METHODS 4
ELECTRICAL PARTS LOCATION ---------------------- 9

ITEM PAGE
BLOCK DIAGRAM ............ . 10
SCHEMATIC DIAGRAM ~ - -~ 11
CIRCUIT BOARDS AND

WIRING CONNECTION DIAGRAM - 15
MECHANICAL PARTS LOCATION ....... ., 18
CABINET PARTS LOCATION ------------------------------ 20

LOCATION OF CONTROLS AND COMPONENTS

3 4

HI I]I]]]I]]]I] HDUUUUIII] ]]|]]]I] ]]I] I]I]|]|]I]
III] IIHIIIIIIII DUIIUIIIIIJII IJIIIIIIUUUHIIIII]

,3

. Power Switch [power (push on)]
. Cassette Holder
. Tape Indicators
[Auto Tape Select (Normal - Grog , Metal)!
. Tape Counter and Reset Button
(tape counter-reset)
5. Recording Indicators [reel
6. FL (Iluorescent level) Meters
7. Input Level Controls [Input level (Ielt - right»
8
9

ore-A

a.

. Eject Button [eject (Ml
. Record Button [rec- (0)]

10. RewindIRevlew Button [rewlrev ( <4 )]
11. Fast FonIvardICue Button [If/cue ( pm]
12. Play Button [play-I (b)!
13. Stop Button [stop (I)]
14. Pause Button [pause (II)]
15. Dolby Noise-Reduction Switch

[Dolby NR (1 out - - in)[
16. Microphone Jacks [mic (L - R) (Auto Input Select"
17. Direct Connector
18. Fixing Pin
19. Line Input Jacks [LINE IN (R . L)]
20. Line Output Jacks [LINE OUT (R - L)[
21. AC Outlet Unswitched

* ...For All European areas.

* [fl] ...For Asia, Latin America, Middle East

and Africa areas.

22. AC Power Voltage Selector

* LEI ......... For Asia, Latin America, Middle East

and Atrica areas.

FOR CONNECTION WITH THE DIRECT CONNECTOR

90°"

Connections should be made in accordance with the con-
neCtion diagram and the foilowing Instructions: When 2
microphones are used in order to record in stereophonic
sound. be sure both of them have the same performance and
specification Standards.

OConnectIon can be ma e without using the stereo pin cords
when the unit and TECHNICS SU- 5 Stereo Amplifier and
ST-5 FM/AM tuner are stacked up tor use.

OSet the direct connector to the erect position, replace the
fixing pin at the units rear panel on the units top and con-
nect the stereo amplifier properly (the fixing pin can be
removing by rotating it 90").

|||||||Notes:IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII

The stereo pin cords must he detached when connection is
made using the direct connector,

000 not shake or twist the components since they will un-
necessarily strain the direct connector and fixing pin and
may damage them in the process.

2. For connection with the stereo pin cords

oConnection is made with the stereo pin cords when this
unit is used in combination with the SU-5 stereo amplifier,
ST-S FM/AM tuner or other components.

IIIIIII NoteszlIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII

000 not set the direct connector to the erect position,
oSecure the fixing pin to the units rear panel.

72*