Technics SL-J11D Service Manual Download | Manualshive

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Summary of Contents for SL-J11D

Page 1: ...C 98A weighted 45 dB DIN A IEC 98A unweighted Tracking error angle Tonearm drive motor CARTRIDGE SECTION Type Frequency response Output voltage Channel separation Channel balance Recommended load impedance Compliance dynamic Stylus pressure range Weight Moving magnet stereo cartridge 10 Hz 35 kHz 2 5 mV at 1 kHz 5 cm s zero to peak lateral velocity 7 mV at 1 kHz 10 cm s zero to peak 45 velocity DI...

Page 2: ...vicing be sure to restore the lead dress insulation barriers insulation papers shields etc 5 Before returning the serviced equipment to the customer be sure to make the following insulation resistance test to prevent the customer from being exposed to a shock hazard INSULATION RESISTANCE TEST 1 Unplug the power cord and short the two prongs of the plug with a 1umper wire 2 Turn on the power switch...

Page 3: ... selector Cabinet Speed selector Power switch Stop button Power indicator Start button Turntable platter Cueing switch Search buttons Repeat button indicator Synchro recording terminal Make connection to a Technics cassette deck which is able to synchro record A L Phono out terminals __________ _I_ I AC IN socket Ground terminal The product tor the U S A and Canada is not provided with the synchro...

Page 4: ...detecting lever Ref No 3 Procedure 2 3 How to remove the main P C B 1 Pull off the power switch button 2 Remove the 3 connectors CN301 CN303 3 Remove the 4 setscrews 4 Lift the main P C B with the power switch rod Note When removing the power switch rod from the main P C B be sure to turn off the power switch Otherwise the power switch may be damaged A Power switch Power switch rod Power switch bu...

Page 5: ...ec jack e cover ator frame Ass y setscrews frame Ass y ilector switch racket setscrew 9 the bracket itscrews 0 r switch P C B Ref No 2 Procedure 2 To remove the front panel How to remove the bottom board 1 Remove the turntable platter 2 Remove the 4 setscrews GI To remove the power transformer 1 Remove the 2 setscrews f 2 Lift the power transformer To remove the turntable drive motor 1 Unsolder th...

Page 6: ...elding plate 2 Unsolder the 5 leads from tonearm Shielding plate 1 Remove the rest switch rod Step 1 2 Remove the arm drive rope Step 2 3 3 Disconnect the lead from the holder Step 4 4 Remove the 2 setscrews of sub plate 5 Remove the guide rail from sub plate 6 Pull out the guide rail Step4 Roller cover Guide rail Pull out To offset angle sensor Ti L a 0 P C B marks and lead wire colors To tonearm...

Page 7: ...ecessary to adjust the offset voltage Adjusting screw Offset angle sensor P C B 7 How to remove the cueing plunger 1 Unsolder the 2 leads from plunger 2 Turn over the tonearm unit and remove the setscrew 3 Release the 2 claws Cueing plunger Cautions for assembly 1 The adjusting screw should be aligned to the hole of P C B 2 The springs should push the sensor Adjusting Sensor screw Spring Re1 Proc ...

Page 8: ...Claw Rest switch Arm position sensor How to set the tonearm drive rope 1 Remove the roller cover 2 Set the rope in the order 1 6 as shown 3 Set the fitting to the tonearm 4 Turn the worm gear and make sure that the tonearm moves 11 I 8 Holder g Rest switch Caution for assembly Completely fit the arm position sensor onto the holder Roller cover I _ ...

Page 9: ...I I MF __ 2 20 22 21 j PCO I PC2 PCI 41PFI Arm servo Offset 5 PF2 control 3r 1 LED drive 19 RST Reset Test I Record detector L_ PEI PA3 29 14 S701 5301 l l SIZE RECORD OET Protector Ml MV cs VCC 3 o 5 6 4 SYSTEM CONTROL Plunoer driver PLC 7 25 8 CPU Key input 8 9 1 0 11 12 13 F S R S Rep Cue Start Stop 9 PDI Cuelno control PL __J 0302 Plunoer drive 24 PDQ I I 12V IC601 r I I I I L Arm position sen...

Page 10: ... is at rest position 8 PG1 Forward search input terminal 9 PG2 Reverse search input terminal 10 PG3 Repeat key input terminal 11 PA0 Cueing key input terminal 12 PA1 Start key input terminal 13 PA2 Stop key input terminal 14 PA3 Record detecting input terminal L pulse when record is not present 15 OSC2 Oscillator adjust clock frequency to 45µs 1 5µs 16 osc 17 TEST Test terminal not used in this un...

Page 11: ...0 1 20JJ r l 12V 0 5 SVDSELI 121R 0401 402 155 254 1 l o oO _ O g a 010 1 Qz t 12V 13 o 0101 2SCl383 d Speed C33rpm adjustment Speed 4 1rpm adjustment OIO t MA4039 MTA Clock frequency adjustment 11 C302 0 1 0 o o I b 0 8 lil r 0 0 0 a 0 402 0401 2SC331 I 8 l I 0302 0 0302 2SC331 I s_ cor r 1 l x 1 a l 030 0301 155254 1 Note Product tor M MC OftOS This port J S tor shor1 in9 Producl for olher oreos...

Page 12: ...measuring instrument and the unit measured Voltage in 33 rpm 13 Important safety notice Components identified by Lh mark have special characteristics important for safety When replacing any of these components use only manufacturer s specified parts Caution IC and LSI are sensitive to static electricity Secondary trouble can be prevented by taking care during repair Cover the parts boxes made of p...

Page 13: ...Hz For United Kingdom AC 240V 50 Hz Tl _ ___ L _J FCI ToJ CI TERMINAL GUIDE OF IC S TRANSISTORS AND DIODES AN78M12 DN6838 5 5VILC6526CPC 5VIM51953BL AN6691 25C1383 3 2 G D 3 VOUI 25C3311 1 Vee 2 GMO 3 OVT 5VD5EL1121 R Ao A E CaihOOe c 8 Cao OA 0 I vvvvv I 5 f 8 MA4039 5VD15R35200V ON1186 155254 A Z AnOOe 3 I 2 3 c c l1 CathOOe llll I Anode Ca 13 ...

Page 14: ...r oil1 1 L ___ _J 1 l I I r l _J lo l0 j L ___ J ISPEED I 0 L8J 0701 REST sw1ril J C60 H IC2 D l 1 l J PC501 j SEARCH IPHONO OUT I 1 VR30 1 f Clock frequency adjustment RI03 R 05 r _J_ lH L __J S204 REPEAT 14 VRS Qj Servo 9011 odjustment CCue1n9 Plun9er Bloc k Turntable drive mo1or o 4 R10ij 33 rpm adjustment l vR102 I 45rpm adjustment FCIOJ I r i I I C304 H _J_ VR IOI l OT u T S203 _ J _ I 9 I I ...

Page 15: ... EXPLODED VIEW l C a b ln e t a n d C h _j2 L J3L l i L _JL assls parts 4 A 5 B c 6 17 D E 10 11 F 15 N2 18 25 37 _ i_ r 1 36 5 I I 40 I I Except tor I t N21 N3 35 NG e 15 14 47 NS 1 ...

Page 16: ...38 J _ 6 NlO O N9 N2 41 42 7 44 I r N13 Ir N14 Q 54 8 Tonearm parts f N3 67 N2 45 53 l N18 _ J _ ____1 36 40 58 Except tor M MC areas N21 i 3 14 35 51 N2 N2 N19 r y 59 N20 61 3 Nl6 Tonearm part 69 47 16 9 61 ...

Page 17: ...1 1on Sw11ch R304 305 EROS2TJ331 5301 SSPB Record Oelecror 5601 SFOSJ22N02 Resr Sw11ch R306 EROS2TJ272 5701 702 SSSB6 Selec1or R309 EROS2TJ331 POWER TRANSFORMER Tl IMJ l t SLT480TL3A Power Source Tl MCI 1 SLT480T1 tC Power Source Tl Lt LT480T4E Power Source EK except M MC R310 EROS2TJ393 exceplJ M MC R311 EROS2TJl83 Tl jolher Lt LT480T3E Power Source except M MC I 17 Color Areas K M U S A K MC Can...

Page 18: ...49 SFGCQ06N01 Cushion Rubber Guide other 20 SKMB610 0K Cabinet 1 Rail I so SUWB18E Base Tonearm Orrve A2 SFOHE01N01 Output Cord 1 21 SFGCC02N03 Cushion Rubber 1 Motor 1 A3 SFOLJ1I N01E Ground Wire 11 22 itSJSB4 AC Socket 1 23 SFATJ11N01A Hinge 2 24 0 SFKKJ11N03 Label Selector Switches 1 24 SGKBSO Label Selector Switches 1 51 SUWB19E Plate Tonearm Drove Motor 1 52 SFUMJ11N04 Base Rest Switch 1 53 S...

Page 19: ... 4 Turn the power switch on and adjust VR301 so that the output waveform cycle is 45 1 Sµsec SERVO GAIN AND OFFSET VOLTAGE ADJUSTMENT 1 Remove the dust cover 2 Connect DC voltmeter to BT501 pin 2 and pin 4 3 Turn the power switch on 4 Turn the VR501 so that the voltage is 3 6V with tonearm completely turned to the right offset angle sensor open Servo gain adjustment 5 Return the tonearm to the cen...

Page 20: ... the turntable platter rotates at the rated speed 33 1 3 rpm 5 Set the speed selector to 45 6 Adjust VR102 so that the turntable platter rotates at the rated speed 45 rpm Note Be sure to adjust 33 1 3 rpm first Adjustment Points D BT501 2 20 Adjustment screw 0 t VR101 VR102 45 rpm VR101 33 1 3 rpm VR102 45 rpm OFFSET VOLTAGE 33 1 3 rpm Printed in Japan 860611500 HS ...

Page 21: ...Netzschalter aut On stellen und VR301 so justieren daB der Ausgangswellentorm Zylus 45 1 5µsec betragt SERVO VERSTARKUNG UNO OFFSETSPANNUNG 1 Die Staubabdeckhaube entternen 2 Das Gleichstrom Voltmeter an BTS01 Stitt 2 und Stitt 4 anschlieBen 3 Den Netzschalter aut On stellen 4 VR501 so justieren daB die Spannung bei vollstandig nach rechts gedrehtem Tonarm Offsetwindel Sensor often 3 6 V betragt S...

Page 22: ...cle de la forme d onde de sortie soit de 45 1 5µsec AMPLIFICATION SERVO MECANIQUE ET TENSION D ECART DE REGLAGE 1 Retirer le couvercle protege poussiere 2 Raccorder un voltmetre a C C a la broche 2 et a la broche 4 de BT501 3 Tourner l interrupteur d alimentation sur on en circuit 4 Regler YR501 de telle sorte que la tension soit de 3 6 Y avec le bras de lecture completement tourne a droite dispos...

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