Technics RSM 22 Service Manual

Page 1

ORDER NO ARD-7812089C

Service Manual

Cassette Deck

RS-M22

Front-Loading Vertical Hold Stereo Cassette Deck with
FL Bar Graph Peak Meters, Rewind Auto-Play,
and Separate 3-Posltion Bias and Equalization Selectors

pu-

This is the Service Manual for the
following areas.
5] ------ For All European areas except
United Kingdom,
"For United Kingdom.
------ For ASIa, Latin America.
Middle East and Africa areas.
E] ------ For Australia.

RS-631 MECHANISM SERIES

Specifications (Catalog specifications for sales)

Power iequirement AC. 110i125/220/240V. 50/60 Hz lnput MIC sensitivity 0 25 mV. input impedance 7 2K9.
Preset power voltage 220V applicable microphone impedance 4OOSZ~ 10 K82
240V. 50Hz only for England LINE, sensitiVity 60 mV. input impedance 47 K52

POM" COVSUmJlOH 13W Output LINE output level 650 mV. output impedance

Motor Electronic control DC motor 2 2 K32 or less. load impedance 22K§2 over

Track systen" 4rtrack 2-channel stereo recording and playback HEADPHONE. output level 100 mV. load

Tape speed 4 8cm 's (177/8ips) 'mDEdaflCE 832

Wow and flutter O 05% (WRMS). i14% (DlN) REC/Db connection 5P DlN type, inaut sensrtiVity O 21mV. impedance

Frequency response CrO, iFeCr tape. 25~16,000HZ 5 7 ME. output level 650 mV. impedance 6K9
N §O~ Sggg :1 lDlN) Bias frequency 83 kHz

0 tape 5" ' 1 Head 2-head s stem
, 30713OOOH (DlN) lrSP hyead tor record/playback
SignaltornOise ratio Dolby NR in. 67dB (above 5kHz) ladouble-gap fewte head tor erasure
Dolby NR OUt' SEE (signal level:max record- Dimensions 43 Ocm(W) X14 2cm(H) X26 7cm(D)
ing level. FeCr CrO, type tape) , .. L I, U , H
Fast forward and [1677, 8 (W) X 58 (H) X 101/2 (DH
revvind llrre Approx 90 seconds With 060 cassette tape Weight 7 1 kg (15le 1102)

SpeCitications are subiect to change Without notice
* Dolby and the doubleD symbol are trademarks ot Dolby Laboratories

' I 'echnics Matsushita Electric Trading Co., Ltd.
PO. Box 288, Central Osaka Japan

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LOCATION OF CONTROLS
AND COMPONENTS

l
,l /
Fig. I
(D Power swttcb <3) Ptayback button QL Btas setector
C2) Headphones jack 111 Rewtnd/revtew button (It? Equattzatton setector
(3) Cassette botder :Ti, Fast forward/rue button 19: Input levet controts
(4) Tape counter and reset button 3 Stop button 20; Microphone Jacks
(5) Recordtng Indicatton tamp Eject button @I Ltne output Jacks
® Ftuorescent levet meters {4; Ttrner standby button T2 Recordrptayback connectton socket
C7) Pause button ('15; Dotby flOISeteduCttOfl swttcn <31 Ltne rnput tacks
(8) Record button (67 tnput selector