Manuale Technics Sl1200 2da Pt

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Manuale Technics Sl1200 Seconda Parte

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Manuale Technics Sl1200 2da Pt

  1. 1. SL-1200MK2 SL-ï2i • ADJUSTMENT (Electrical) Adjustments (Electrical) Notes: • Make the following adjustments after replacing parts such as IC's, transistors, diodes, etc. • Condition of the set. 1. Power switch ON 2. Pitch control Center position 3. Speed selector switch 33-1/3 r.p.m. • Instruments to be used 1. Tester 2. Frequency counter Adjustment Connection Points Adjustment Point Adjustment Method Adjustment Frequency counter 1. Pitch control switch to center position. of pitch A © —TP27 VR301 2. Adjust VR301 for 262.08 kHz ± 0 . 0 5 kHz of control ± 0 % 0 — GROUND frequency. (PITCH) Adjustment Tester Adjust VR302 for 2.7 kS2 ± 0 . 1 of resistance B of pitch TP31 and VR302 value control gain TP32 Braking Adjust VR201 for complete stop within 120° ~ 270° C adjustment VR201 after stop signal initiated. (Turntable becomes free a (BRAKE) few seconds after stop) STOP SIGNAL 270°-jl J/"—Turntable • REFERENCE VOLTAGE AND WAVEFORM AT EACH IC PIN IC101 (AN6675) Start Stop Start Stop Start Stop ® 2V 2V (*«V*> 20». 15V • ® 2V 15V T— T ® Same as at right ® OV 0V 1 ® 5V SVj^V ® SV ® 15V 15V © 20V 20V 3 . 8 0 © 5 V ^ 6-6V£,< T 1 ® 20V 20V l 0 .« ® 0V 0V (f 15V 15V {J © 20V 20VjL0.lt ® 5V 5V ^<e .f ® 0.2V 0.2V , A ^^^^^^ ^^^^^ ® OV OV d 15V @ 20V 20V jyjjfc t ® 1.7V 1.7V ® 15V < u n y<l ! OV ov <p 15V 15V ® 15V 15V t T m s s
  2. 2. SL-1200MK2 IC201 (AN6680) Start Stop Start Stop 4 Start Stop 2.5V 2.5V ® OV OV 5V 2.5V,2,0V' ® 9.8V 9.8V © 5V 5V ® JUU1- Same as at right ® 10V iov C{,y4 ® OV OV,?,*/ © 7.5V H*K- J. ® Same as at right ® OV ® Same as at right © 1.5V OV AfUh; ® OV OV © 3V 3V ® Same as at right ® 0.2V © 3V I t 20m» ® 2.8V 2.8V — 0.20« (— | •A »™ t L ® Same as at right ® _r-L_rT^: 2.5V ® 3.4V 3.4V ® 8V ® OV OV r IC301 (AN6682) Start Stop Start Stop Start Stop ® Same as at right ® Same as at right ® Same as at right I ® OV OV ® 9V 9V^.«( ® Same as at right • ® 3.9V 3.9V *{A 2 6 >m ® Same as at right ® Same as at right 2.«V t La
  3. 3. • BLOCK DIAGRAM Position detection coil D201 (33 r.p.m. indicator) D202 (45 r.p.m. indicator) D201 (33 r.p.m. switch) D202 (45 r.p.m. switch) S203 (Start/Stop switch)
  4. 4. Ol .2.3 S AC line 50/60 Hz Rectifier IC201 (AN6680) IC301 (AN6682) Speed control L CK r—O Phase J _ control 8 I P.C C P -ra vco J 33/45 Brake Power circuit select S/S release timer vcc , VR201 D201 o < rr D202 Œ ? o r ? C-J R214 S cator) R213 S201 t I S202 s tr CO I Ü cator) CJ N VR302 D401 irk Q :ch) Eh) VR303T S301 PITCH LOCK tch) SWITCH
  5. 5. SL-1200MK2 SL-120 • EXPLODED VIEWS m m
  6. 6. REPLACEMENT PARTS LIST (Mechanical) Notas: 1. Part numbers are indicated on most mechanical parts. Please use this part number for parts orders. 2. A indicates that only parts specified by manufacturer be used for safety. 3. SL-1200MK2(lv1>. •* [M] , SL-1200MK2(MC) * [MC] Ref. No. Part No. Part Name & Description Ref. No. Part No. Part Name & Description CABINET and CHASSIS PARTS 75 [M] SFDH360M01 Phono Cord 75 [MC] SFDH028-01 Phono Cord 1 SFAD122-01A Dust Cover c 76 SFFin?fl.niF Ground Wire 2 SFTG172-01 Turntable Mat 77 SFPRT17201K J Arm Rest ^ 3 SFTE172-01Z Turntable 78 SFPKD17203 Arm Base 4 SFUM172-05 Cover, Turntable Ring, Arm Base Operation 79 SFPKB17201S 5 SFMGU2O01 Cover, Stater Frame Ass'y 80 SFPKD12201 Bracket, Arm Base 6 SFMG520-31A Stater Frame 81 SFPAB17206 Knob, Anti-skate Force Control 7 SFMZ172-01E " FG Detector Coil Ass'v 8 SFMZO20-01A Shaft, Stater Frame Ass'y SCREWS, WASHERS and CIRCLIPS 9 SFUP122-12 Plate, Shield 10 SFAC122-01 Cabinet 0 XTN3+8BFZ Screw A U W a v ^ I M 0 •Dr 11 SFUM172-04 Ornament, Stylus-illuminator XTN3+8B Screw 12 SFKT122-01 Knob. Power Switch XTN26+6B Screw 13 SFKK122-01E Case, Strobe-illuminator 0 XTN4+10B Screw 14 SFKT015-06 Knob. Start/Stop Switch 0 XWA4B Washer 15 SFQA122-01 Spring, Start/Stop Knob 0 XUC3FT Circlip • 16 SFUM122-01 Base, Operation 0 XUC2FT Circlip 17 SFKfr>!5-01E Knob, Speed Selector (33-1/3 r.p.m.) 0 XUC25FT Circlip • 18 SFDJ12202E Connector, 7-PIN SFXW910J02 Washer 19 SF6Z122-01 - Spacer, Rubber (Speed Selectorl 20 SFYB5-32 Ball, Switch Cam XTN3+40BFZ Screw XSN3+10BVS Screw 21 SFQA520-01 Spring, Switch Cam 0 XWE3F12FZ Washer 22 SFUMI 22-03 Cam, Switch 0 XTN3+2SBFZ Screw 23 SFUM015-11 Spacer, LED 0 SFXW122-01 Washer 24 SFKK172-01 Cover, Lamp 0 XWE3E10 Washer 25_^ SFXB122-02 Boss, Drive 0 SFPEW1100 Washer • 26 SFQA172-01 Spring, Drive Boss 0 SFPEW11003 Washer 27 SFXJ172-01 Pin, Lock Canceler 0 XSN3+8S Screw 28 SFUP122 Ò2E Bracket, Stylus-illuminator SFXG132-01 Screw 29 SF UP 122-03 Plate, Lock OPeration 30 SFDJ122-03E Connector, 3-PIN XTV3+8BFN Screw 0 XTN3+10B Screw 31 SFXO172-01 Pin, Guide 0 XTN2+10B Screw 32 SFQÀ520-01 Spring, Lock Canceler Pin 0 XSN17+3FY Screw 33 SFQA001-02 Spring, Lock Operating Plate M'tg 0 XSN3+14S Screw 34 SFXJ172-05 Pin, Lock Operating Plate M'tg 0 SFXW172-04 Washer 35 SFHK040L Clamper, AC Cord 0 XUB14FT Circlip 36 SFUP025-01 Bracket, AC Cord 0 SFUZ172-05 O Ring 37 RJA9YA AC Cord 0 XTN3+6B Screw 38 SFUP132-03 Bracket, Power Transformer 0 XSN3+«S Screw V I M AtniE7 Washer 39 SFGC122-01 Cushion, Power Transformer 1 AirAJDrfc 40 SFUP122-10 Spacer, Power Transformer 0 XWA3B Washer 0 XWG3 Washer 41 SFKT 122-02 Knob, Pitch Control Volume 0 SFXG829-1 Screw 42 SFKK122-03 Ornament, Pitch Control Volume 0 XUCSFT Circlip • 43 SFUZ122-01 Shading Cloth, Pitch Control Volume 0 XTW3+6B Screw 44 < SFUP122-09*» Hqlder, LED 0 XTV3+6BFN Screw 45 SFUP122-01 Bracket, Pitch Control Volume XWE4A10EW Washer 46 SFDJ122-01E Connector, 4-PIN 47 SFUP122-13 Supporter, Bottom Base 0 XTN3+26B Screw 48 SFAU122-01 Base, Bottom 0 XYN3+C6FZS Screw 49 SFUP122-05 Supporter (A), Hinge 0 XSN3+12BVS Screw 50 SFUP122-04 Supporter (B), Hinge 0 SFPEW17201 Washer XWG26 Washer # 51 SFUM170-07 Case, Hinge 52 SFGC122-02E Audio Insulator 53 SFUP122-06 Supporter (C), Hinge ACCESSORIES 54 SFKT015-02E Knob, Speed Selector (45 r.p.m) A1 [M] SFNU122M01 Instruction Book 55 |M] SFNN122M01 Name Plate A1 [MC] SFNU122C01 Instruction Book 55 [MC] SFNN122C01 Name Plate A2 SFWE010 Adaptor, 45 r.p.m. 56 SFX0122-01 Pipe (A) A3 SFPEN3302 Nut, Cartridge 57 SFX0122-02 Pipe (B) A4 SFPEW9601 Washer, Cartridge 58 SFAT122-01A Hinge Ass'y A5 SFCZV8801 Screw, Cartridge A6 SFPEV9801 Screw, Cartridge A7 SF K0135-01 Overhang Gauge TONE ARM and ARM BASE A8 SFPZB3501 Shell Weight 61 SFPCC31001K Head Shell 62 SFPAM18201 K Tone Arm Ass'v SFPWG17201K Balance Weight Ass'v PACKINGS 63 64 SFPRT18201 K Lift Ass'y P1 [M] SFHP122M01 Carton 65 SFPZB17202 Knob, Arm Base Lock P1 [MC] SFHP122C01 Carton 66 SFQA829-03 Spring, Lift Ass'y P2 SFHH122-01 Pad, Front 67 SFPAB13202 Knob, Arm Lift P3 SFHH122-02 Pad, Rear 68 SFPJL18202K Oil Damper P4 SFHD122-01 Pad, Top 70 SFPZB12203 Plate, Arm Base Cover P5 SFHD122-02 Pad, (A), Turntable 71 SFUM170-06 Spacer, Phono Cord P6 SFHD122-03 Pad, (B), Turntable 72 SFPZB12204 Clamper, Phono Cord P7 SFYH60X60 Polyethylene Cover, Turntable Unit and 73 SFPAB18201K Tone Arm Fixing Plate Ass'y Dust Cover 74 SFPZB12201 K Plate, Position Fix P8 SFYH40X45 Polyehtylene Cover, Turntable
  7. 7. j 1 Printed in Japan m

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