Service Manual Technics SL1200Mk2
Contents
1. 1 a et ACCESSORIES Cr E wmmema 1 CS ed A EE 15 0122601 JSFNUIZ2G01 EK wevwtonBok usen PARE 11 11 a Inc EF Carton Box Silver srerizzwoz 1 9 2 1 Box Black 049 sPBice3 Porvethyiene Bag Accessories mo 8 5 Potvethviene Bag Shen Weight sm 2 5 21220 Poivethviene 0 456 1 na Tain 18 8 PowevewBw Com 21 Jjj W ADJUSTMENT POINTS Fig 4 Abb 4 SL 1200MK2 1210MK2 MEASUREMENTS AND ADJUSTMENTS English m Conditions of set and instruments used 1 Remove the panel cover 3 Frequency counter 2 Remove the bottom cover when adjusting the pitch 4 Tester 2 control gain Connect the frequency counter and turn the power supply ON VR301 2 Set the pitch control knob to Fig 3 Indicator lights up 3 Adjust VR301 so that the frequency is 262 08 kHz 0 05 kHz 8 Frequency counter 1 1 27 Earth point Set the pitch control knob to 2 Pull out the connector CN102 of drive P C B Tester VR302 3 Connect the tester to terminals S and of adi CN102 terminal Fig 4 connector CN102 on the pitch cont2. TECHNISCHE DATEN te Gewichts und Abmessungsdaten sing ungef hre Werte P C B and block diagrams The other contents are the same as for the service manual of SL 1200MK2 1210MK2 already issued Sets with cartridge EPC 207C are included in those for same areas Since the power transformer fitting method is different for the development plan on page 8 sets with serial number sheet change mark E refer to 0 255 6 106 135 17 5 including headshell 95 135 17 205 including headhsell 35 659 11 14 including headsheil 759 Serial No sheet technischen Daten vorbehalten Prattentaller Orehzahien Diese Nennleistung bezieht sich auf das Laufwerk Bauteil al 33 1 3 ung 45 U min 0 7 5 vom Stilistang auf 33 1 3 U min Eiktroniscne Bremse 0025 WRMS 115 C5521 0 035 Spitze 98A bewertet kein aussenle lich Einfl sse von Scnalipiarte Tonabnenmer oder en vom eingebauten 0 A Aniautdrehmoment 15kg cm Stromversorgung 110 120 220 240 50 80 Hz Drehzahl Hochleufzeit Wechselstrom ivstem Leistungsaufnahme 135 Bremen amp WRMS Gieichiaufschwankungen 0 01 WRMS BxH T 45 3 x 16 2 x 38cm Gewicht 125 kg Plattenspieler ha Onarm aber einschlie lich Piattentelier Typ Manueller Quarz Dirextartried Gemessen von Sig Paattenspieier Freguenzzenerator Motorbauteriz Antrieb Dirextantrien M
3. e er f a 16 SL 1200MK2 1210MK2 SL 1200MK2 1210MK2 Power source circuit Product for Canada _ FUSE REPLACEMENT HE Symbol located near the fuse indicates fast operating type For continued protection against fire hazard replace with same type fuse Refer to the symbol for fuse rating FUSIBLE REMPLACEMENT REGE Le symbole qui se trouve pr s du fusible Product for E EK XL EG EB EH singifie un fusible action rapide Pour une EF Ei XA PA PE and PC areas protection contiue contre les risques d incendie m utiliser que des fusibles du m me type Se tapporter au symbole pour la valeur des fusibles 1 1 18 m SCHEMATIC DIAGRAM This schematic diagram may be modified at any time with the development of new technology i Mooney 10 Start stop switch Pitch control reset switch in off position Stylus illuminator switch in position Power switch in on position Voltage selector in 220 240 position The voltage value and waveforms are the reference voltage values of this unit measured by OC electronic voltmeter high impedance and oscilloscope on the basis of chassis Therefore the voltage value and waveform may include some error due to the internal impedance of the tester or the measuring set CI isthe voltage when turntable is in stop is the voltage w
4. Hello all Finally here it is The service manual ofthe famous Technics SL1200Mk2 tumtables Tf you didn t noticed already some pages are missing but those pages weren t very interesting or they were in German language And that is the last thing you want Some pages have to be layed next to each other to get the whole picture like pages 13 14 and 16 and 17 Don t come complaining about the quality of the scanned pictures because at www 1200s com you have to pay 20 USDollars for it and now it is for free Don t tell anyone We hope you can use the service manual for whatever purpose have a nice time Robert Jan www backspin org armen PU ervice Manual SFU PI22 23 Turntable System 1200 2 E EK XL EG hun ED EF Ei XA PA PC SL 1210MK2 EG 219 d Scandinavia M IM E six E Learn heast Asia Oceania Africa SL 1200MK2 is the model for silver type and Central South America SL 1200MK2 is the model for silver type PA PX SL 1210MK2 is the model for black type of SL 1200MK2 E available in European Military IPCI is available in European Audio Club Please use this manual together with the service manual for Model No SL 1200MK2 1210MK2 1j English Specifications B General Power supply Turntable platter Pow
5. 17 219 Addition Ceramic 50 0 15 _ coa jecorreszaz a esos ecowwzaez jecowimizzz Pavan TFT jo o _ De 5 Es sxsurs 505 1 7 is sraano 02 sumo LO EE TITTI m 5509132 03 sroci2 03 E er reese Greiz E gt renzo a sau Brom Ban la ames jseautz20 jammy gt sunz m jsumn n o a s sFummoznos Wi sewnzcro wmm 1 SENNIZZSOT JSENNI22510 Nme 1 1 __ jsenwizzaro xu 13 10 7 11 10 1ame 11 10 Aum sewnzen Vei AN 1107 jsmnizesio _ neman M jsewwzeni EGET nemane se srxoiza o Deion 19 IEEE 21 88 E 8 gt E 3 4 EE Te 32 01
6. K2 1210MK2 W RESISTORS AND CAPACITORS onearm Parts 1 Part numbers are indicated on most mechanical parts is available in the USA Components identified by mark have special characteristics important for safety When replacing any of these components is available in United Kingdom use only manufacturer s specified parts eveliebie in Australia 2 3 The S mark is service standard parts and may differ from jlable in F R Germany production parts been 1 4 Bracketed indications In Ref colum specify the ares ee Parts without these indications can be used for all ares 5 The unit of resistance is in Italy Re 10000 is available in Southeast Asia Oceania Africa 1 F 6 en microtarad Middle Near East and South is available in far East PX is available in European Military 2 t is available in European Audio Club Example Type REAR 11854 30 1 Notes R 1 2 SL 1200MK2 1210MK2 SL EPLACEMENT PARTS LIST Part numbers are indicated on most mechanical Darts Please use this part number for parts orders important safety notice Components identified by mark have special characteristics important for safety When replacing any of these components use only manufacturer s specified parts Bracketed indi
7. R39025 9 Speed Indicator 42 SVDEBRESOSS SVOSLHS4VT3 Strobe 4 pa svoGL 9PG2 SVOGL 9NG2 Pn ingicstor 11 0 5205555961320 3 sue I 5801 570555561135 520555561132 Power A TRANSFORMER 71 SLTEDEJIC 1517669774 MC Power Source 1 A 1 a Fig 2 is available in the U S A is avaliable in Canada is available in Switzerland and Scandinavia is available in Usited Kingdom is available in is available in F R Germany is available in Southeast Asia Oceania Africa Middie Near East and Central South America is available in far East PX is available in European Military is available in European Audio Club 9 4 193 MHz Oscillator 1 Pitch Control Adjustment 20 B 1 Pitch Control l 1 Power Source o A Power Source R304 ERD2SFJ152 ERDZSFSEI Carbon 1784 nao Addition __ JEROSOFJISZ Carbon 1 2W Reo 7 ERDSOFJAR7 Carbon 12W 472 asien 77 Jpovew 1 a croa 107 2 ecoumnouz Rovere 418 500001510062 je owimiouz jiswew 3 7 emi Jecomnseacz jecowseuz 1 2204 73 2 ECOMTHE73IZ Polyester 507 006755 s C210 24 2 Polyester 60 922 can JECOMIHA73KZ Tove 0 d C2
8. cations in Ref No columns specify the aree Parts without these indications can be used for aii areas The S mark is service standard parts and may differ from production parts The parenthesized numbers in the column of description stand for the quentity per set marked parts are used only for SL 1210MK2 black type And Omarked parts are used for SL 1200MK2 silver typel Parts other than K and O marked are used for both SL 1210MK2 and SL 1200MK2 M is available in the U S A MC is available in Canada E is Switzerland and Scandinavia EK is available in United Kingdom XL is available in Australia EG is available in F A Germany EB is available in Belgium EH is available in Holland EF is available in France Ei is available in Italy XA is available in Southeast Asia Oceania Africa Middie Near East and Central South America PA is available in far East is available in European Military is avaliable in European Audio Club Tu S 04 5555 56 en 12 8665 eee rm W EXPLODED VIEWS Cabinet and SZ Si 1200MK2 12 ETE RSCH CIRCUIT BOARD AND WIRING CONNECTION DIAGRAM 5 ej 6 2 7 1 rrr ed o 0
9. er consumption Turntable speeds Starting torque Dimensions Build up characteristics 0 33 m N x H x D Braking system Weight 4 Wow and flutter Turntable section Type Dirve method Motor Rumbie 56 8 78 d8 ie Panasonic CENTRE NEDERLAND servicom bv Technics ani Matsushita Ei E Balie Service Manual SL 1200MK2 1 Tonsarm section MK2 Universal Effective length 230 mm 9 1 167 Arm height adjustment range 0 6 Overhang 15 mm 19 327 Effective mass 12 9 without cartridge Offset angie 22 Frietion Less than 7 mg lateral vertical Tracking error angle Within 2 32 at the outer groove of 30 cm 12 record Within 0 32 at the inner groove of 30 cm 12 record Notes To improve the performance of SL 1200MK2 1210MK2 the bottom Structure and circuit are changed in the course of production After the change SL1200MK2 A 1210MK2 A is ind cated in the name plate as the model of the set It is discriminated from before change set by A Also check that the present change is of the sets after the change mark shown in the sirial No sheet attached to the bottom and carton box This supplement service manual contains the bottom plate disassembly procedure change part No circuit diagram hange mark Deutsch 8 Allgemeine Daten Durchmesser 33 2 cm 4 MODEL L 1200MK2 A os
10. hen turntable is in rotation at 33 rpm 8 voltage lines Important safety notice Components identified by A mark have special characteristics important for safety When replacing any of these components use only manufactures specified parts The part No of diodes mentioned in the schematic diagram stand for produc tion part No Regarding the part No with mark the production part No are different from the replacement part No Therefore when placing an order for replacement part please use the part No in the replacement parts list ponents in the shaded areas of the schematic 19 53L 1200MK2 1210MK2 m PACKING 1 Plase the unit with cushions attached a illustrated 2 Fold the flaps according to the line marks 3 Seal the top with adhesive tape Use gum tape or adhesive cloth tape of 50mm wide at least 4 For the edges first fold the flap and then flap b and staple Remember to staple only flap b Use 15 or 16mm staple Printed in Japan 840412450 B T K
11. otor Kollek torioser Gieichstrommoto Rumoei Gerbuseh Ptattentelier Aluminium Spritzgu spannungsabstand 56 28 IEC 98 unbewerteti 78 dB IEC 98A bewertet Gewicht 2 kg um Te ku 6 How to remove the hinge case 1 Remove the bottom cover Refer to How to remove the bottom cover 2 Remove the 4 setscrews Fig 2 of the hinge case bracket 3 Remove the 4 setscrews Fig 2 of the hinge case Note The other disassembly procedure are the same as for before change sets W REPLACEMENT PARTS LIST Notes 1 This parts list mentions only the difference between before and after change of SL 1200MK2 1210MK2 2 marked parts are used only for SL 1210MK2 black type And O marked parts are used for SL1200MK2 silver type 3 Parts other than Q and O marked are used for both 2 SL 1210MK2 and SL 1200MK2 4 The mark is service standard parts and may differ from production parts ob ten SL 1200MK2 gt SL 1200MK2 1210MK2 Before Change After Change INTEGRATED CIRCUIT TRANSISTOR DIODES 1 1 vQU306115 svamss 93 VARIABLE RESISTORS EVMH2GADOB53 EVMHTGADOB23 R303 EVBJOSCI9ABE sroz zan s reoeurs 5078607136 IM Other areas 15 560 213 060 m mme TT 5 05188 40 _ svos nsazoz 4 0201 202 15 058 105 SvDP
12. rol P C B CN102 terminal side 4 Adjust VR302 so that the resistance value of the tester i 2 7 0 1 E gt Adjust VR201 so that the rotation at 82 33 r p m stops within the angle of 90 120 after depressing the stop button m MESSUNGEN UND JUSTIERUNGEN Deutsch Zustand des Ger tes und zu verwendende Instrumente 1 Die Abdeckplatte entfernen 3 Frequenzz hler 2 Die Bodenadbeckung entfernen wenn die Drehzahlregelungs 4 Pr fger t Verst rkung justiert werden soll Frequenzz hler anschlie en und Netzschalter 6 einschalten Frequenzz hli 1 0 Justierung des us A 5 VR301 2 Drehzahireglerknopf auf 70 stellen Drehzahlregiers a5 kt Abb 3 Anzeige leuchtet auf 3 VR301 so justieren da die Frequenz 262 08 kHz 0 05 kHz betr gt T Den Drehzahireglerknopf auf 70 einstellen l 2 Steckverbindung CN102 von der l Antriebsplatine hrausziehen 2 ren ON Anmchiug p 2 3 Pr fger t an Anschl sse S jund f der Verst rkung CN102 Anschlu Abb 4 Steckverbindung CN102 auf der Drehzahireglerseite der Platine anschlie en 4 VR302 so justieren da der Widerstandswert des Pr fger tes 2 7 0 1 kM betr gt VR201 justieren da die Rotation bei 33 UPM innerhalb 90 120 nach Dr cken der Stop Taste stoppt VR201 SL 1200M
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