Pioneer CT-F950 Service Manual Download

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Summary of Contents for CT-F950

Page 1: ... Èr D DNold t D OEiCiJ 4 c lo Sdvr lrr3ssvc ...

Page 2: ...e a b l e t o h e a r s o u n d f r o m s i g n à l ss e l e c t e d b y t h e M O N I T O R s w i t c h e s U s e t h i s J a c k w h e n y o u w à n t t o m o n i t o r t h e q u a l i t y o f a r e c o r dr n g o r w h e n y o u w a n l t o l i s t e n t o a l à p e p i l v a t e l y o n t h e C T F 9 5 0 A d j u s l t h e o u t p u t l e v e lw i t h t h e O U T P U T c o n t r o l s NOTES a U...

Page 3: ...acoustic compensatron weightedl rms valuel Frequency Response r Measured at 2OdB twet OOLBY NR OFF level deviation is 6dB without indication Sign l to Nois Ratio o Measuredal the third harmonic distor tion 3 level weighted Sensitivity inpur level mV required for reference recording level with input RECI controls s t to maximum S M a x i m u m A l o w a b e I n p u l W h i â d e c r e a s i n g s e...

Page 4: ...I IP DOLEY AMP I I scav 7 V 23dBV F LAT AMP Goin 3dB OUTPIJT V R 6d8v o 5v AtaP Goln HEADPHoNEs auel Go i n 7 4 rl B I l 6 a DV o a7vt N o t OdBV lV Fr qu Êct i 333H2 OISPLâY AHP LINE OUl 7tl8V o 4 4 v l 2 4dBV 6 3 l m v R L 8 Â L I N E ouTPul s 01 souRcE o o J u u J 20 V R L c 3 d B vR Lo r ild 74dBv ...

Page 5: ...DOLBY NR switch is set to ON and it indicatesthat a tape is being recorded or played back with the Dolby NR system ræe lNDlcAToRs METAL This light comeson M E T A L CrOr This light comes on CrO2 when the TAPE selector is set to when the TAPE selector is set to MEMORY STOP REPEAT COUNTER END OF F Depressthis switch and the tape will be rewound to that spot at which the tape counter was preset to 00...

Page 6: ...n sP g p z r I I l e u l o g d n v t t l N l l L r t c z 8 9 2 Ê u ç 6 ç g p g b z ron u l o 9 g P t t t o l d t r v 9 1 0 0 8 P z I I r E o r g P O r 1 O s P ç II I I I I I I J I I I I I I I i 6 2 0 g p z I I I I I I I ï I i I I I I I I I l t I t t l l r r l r l l l O Z I m m I ê oz d f r v f l f l o r w ov x S ctu 1 dt rv f 3u l anv 8 loo rlllJ xdn dnv 3Nl 1 osiciJ Ic 9 N t O U O 3 3 U ...

Page 7: ...1uaF Âq 1t elotueg seqsnq reqqm Jo sueaur Âq srsseqc aq1 oluo pelunolu sI flqurasse qclFrs uollcunJ aq o o 1 0 s rÀercs Europun fq a1e1d tuolloq aql o ourag g 0 1 0 s rrercs Europun Âq lauad luorJ aql a oruall U o o o s t aras Sulopun Âq lauuoq aql e oulall I slueuoduroC leuæu3 lgt I ISSVSIO ...

Page 8: ...sO to Flywheel assembly Capstanbelt UL cordclamperD 3 Removethe plunger chassis assemblyby undoing scre ilsOto 9 4 Remove the sub c rassis assembly by undoing screwsI to 0 5 Remove the take up motor by undoing screws and O and remove solenoid B by undoing screws D and O SolenoidB Take up motor Supplypulleyassembly Capstanmotor Sub belt chassis asembly Solenoid A Subchæsis assemblY Fig 4 5 Disassem...

Page 9: ...ments of the sub sectionentitled Pinch roller pressure adjustments Page30 included in the section Mechanical adjustments shallbe satisfied FluorescentIndicator Tube 1 Remove the indicator lens assemblyby undoing screwsoto 2 Remove the indicator amplifier assembly by undoing screwsO to O 3 The fluorescent indicator tube is mounted on the indicator assembly Remove it by meansof a soldering iron Take...

Page 10: ...ly reelassembly BXB 189 Reel cap B RN K 815 Power switch RSA 021 Sub headbaseassembly RXB 255 Pushswitch A RSG064 Volume 5k B BIAS RCSO20 Front panelassembly RXX 251 REC VR knob R assembly RAA 225 REC VR knob L assembly RAA 22 PB VR knob Rl assembly RAA 22 PB VR knob L assembly RAA 22 Tape selector knob assembly R A A 3 0 1 B I A S V R K n o b RAA 231 Volume 20k B RCV464 MIC iack R KN 44 Headphone...

Page 11: ...sformer RTT I75 KUI RTT I8s KCl ntrol ass mbly RWG 103 Motor RXMO47 REARPANELVIEW Bonnet RNA 64 cT Fs E Cl assembly RWX 359 REC EO assembly RWX361 lC amp assembly RWX 360 Pushsrvitch A RSG064 Pushsaritch Bl RSG068 Indicatorampassembly RWX328 cord ain relief RDG 22 ...

Page 12: ...ilt 3SO SV S u 3t l Ë o8 s r _ t o 9 s Â a lxtt S N O H d O V S H dl lv NOrSS3Udy O3 3r HIruv90 l dhlv l N o H d o v l H 9Nrrnn tno 3Nr1 I n d l n 0 l t l l l 1 0 v u t J 3 l l o g u a r o r r r o r r o r s 4 Ê 0 s uoss3coud uorvuvdnoS OUJl1 1 ...

Page 13: ...1 0 v 0 3 g d t o l u dl l lV 8 d 2 0 t 0 r s 1 0 v 3 s o î v J 3 n ç o ç u o r f z o ç u 0 t S t c r j 1 9 ç g u o r 3 f 1 3 s 3 d v J r ç o t s l n d N l 3 N t 1 t r 0 z l ù I s100 u31 xdl û dl lv IV IJ t o v 1 3 3 1 I n d l n o r o t E u J n d l n o t o ç t u f o v g t 0 0 g d ç o l u ù o r t N o n t o t s t N 9 1 0 0 ç o z s o v S H g d 1 8 I r r r 601 dt lv tV lJ e Cil IC uN 8 loo l tvu9vto c...

Page 14: ...TAPE switch Srror is in the IVIETAL position or CrOz or Fe Cr positions a bias current flows f r o m D r o e o r D r r r o r D r r o t o Q r o r v i a R r r z resulting in the transistor being turned on The Cr r q and Rr r s seriescircuit is thus connected to the playback amplifier to set up the 70gsecequal izer amplifier When Sr o r is switched to the STD position Qror is turned off thereby rever...

Page 15: ...or is a DC voltage obtained by passing the indication condition of the level meter through a digitaU analog converter 3 Accordingly the comparator continually com pares the reference voltage with the indication condition of the level meter and sends signals to the microcomputer so as to maintain the comparative input level meter indication condi tion equal to the reference input The level meter is...

Page 16: ...of the main signal thereby contraction the dynamic range cT Fs 5c 6 The clipper produces a time lag in the signal applied to the voltage controlled amplifier and since it is not capable of responding to sudden Ievel changes no uncontrolled signals will be applied to the adding amplifier 7 When the level of the signal passed through the high pass filter is high the rectifier output DC voltage will ...

Page 17: ... start to rotate 2 Current from Br will flow through the brake solenoidSLrrou Rsls and Qsre henceSLrroz will operate and the brake will be removed 1E 3 The REW operation is basically the same as the FF operation except that the polarity of the voltagesuppliedto RM is reversed PAUSE Operation 1 As previously explained when the unit is in either the PLAY or REC modes current from Br flows into the p...

Page 18: ...I F T à E G l o â E o ô l o z È o ô o o o o o o I o o o o o o o o o o o a ô o È o o o c a E c E J U 9 a o o o o o o ù o t Fig 7 5 Controlcircuit ...

Page 19: ...ted from the microcomputer ICaoc Current will flow from Rassto Qaoz resulting in Qeozbeingturned on while Pin 11 of ICsor will momentarily go to the L levelasa result of the integral pulse If Pin 11 of lCsor goesto the L level during the REW operation of the unit resulting from Pin 12 going to the L level the unit will go into the PLAY mode asa result of the program contained ICso r GT FS 5O 5 Bec...

Page 20: ...Y REC FF or REW It employs a photo interrupter type switch linked to the take up reel by meansof a belt in order to detect the running of the tape Fig 7 7 8 3 5 6v CT F9 1 When the tape is running pulse signals emitted from the photo interrupter TLP andhenceQaot Qaoz Qaor QsocandQsor switch on and off continuously At the time Csor will charge and discharge While Qsor is turning on and off the of p...

Page 21: ... operate Brake will be removed 3 At the same time current from Bs will flow through Qszc Rseo and Qsra and as a result Qsra will be turned on 4 ilhenQsra is turnedon currentfrom iBr will flow throughQszo Rsss Rssc and Qsra and hence Qszo will become conductive When Qszoand Qszs becomeconductive current will flow from Br through Qszo the reelmotor RM Rssc and Qsra As a result RM will rotate in the ...

Page 22: ...cT Fs 5 Chart AUTO PAUSE OPERATE ...

Page 23: ...TAPEENO r a No lo 1 I W E R O N Pr re I l ___ l I 2 2rcc 6 4 3ç l i LÏ O 4r c OJ taG I t t I l_ 2 2ccc o 5rc loc tt t __ LJ ft LI U O 5ræ U H o 4 tcc LO 4sac J o 4 3 a c O 4rac 0 4 c c c r _r L i IJ Flo 6roc f Is c l Irac H ttâtat f th ot I il 5m3æ 5m3êc F LO 4 sec l 1 I O 43ê c I O 4soc I lt O 5rcc O 5src ...

Page 24: ...cT Fs scl DIRECT ...

Page 25: ...TimingChart1 NORMAL OPERATE B R A K E O N SoLENOTO oFF R UN TAPE RUl STOp CAPSTAN M O T O F R EC OFF MU T E O N ...

Page 26: ...nd hence Qoor will be turned off Consequently the voltage acrossthe terminals CT F9SCl of ZDoor will become approximately 6V Thi voltage will causecurrent to flow through Rcr and charge up Coor When the voltage acrosl Ceor reaches the reversinglevel of the mutinl circuit Approximately 4 seconds after thr POWER switch has beenpressedon Qoozwil turn on and Qeor will tum off BecauseQeor will be turne...

Page 27: ...g noise when the PLAY or REC switches are operated Fig 7 10 1 When the unit is in the STOP condition Qroz Qroe and Qzor will be conductive and hencethe LINE OUTPUT and the recording amplifier will be muted Also Csoowill be charged Refer to previous section entitled Muting when unit is in STOPcondition 2 When the PLAY switch is pressedon Pin 20 of ICsor will become L level and hence current will no...

Page 28: ...ches H level and becausethe Q ot receivesbias and comes on the oscillator circuit operates cT Fs E Cl 2 When the PAUSE switch is turned on the No 19 pin of ICsol reachesH level and the bias comes on through the Dsoz Rszo Rsro route to sendbiascurrent to esoe 3 With Qsoeon Qsro is also tumed on and B takesthe Dsrz Rror route to tum on eror 4 With Qror turned on Crot and Rror follow a fixed time con...

Page 29: ...e STD 301 Adjust the semi fixed resistor in the motor until the frequency at the start of the tape falls within the range2 995Hl2to 3 010H2 Fig 8 2 3 When the semi fixed resistor is turned in the clockwise direction the tape speedwill increase and vice versa 8 3 TAPE GUIDE ADJUSTMENT Adjustment Standard Put the unit into the PLAY mode and check that the tape is running normally without curling aro...

Page 30: ...uring instruments Millivoltmeter low frequency generator oscillo scope attenuator 5 Unless otherwise defined the term recording condition as used in this manual shall mean the condition when a cassette shell is loaded and both the PLAY and REC switches are pressed 6 Unless otherwise specified adjustments shall be performed on both L and R channels 7 Clean the heads and also remove any residual mag...

Page 31: ...ing to the fact that it will determine the Dolby NR level 1 Connect the millivoltmeter to TP terminals No 26 left and No 25 right on the mother ass y The OUTPUT potentiometer may be set at any position 2 Replay the OdB part of the 333H2 test tone on the STD 341A test tape Adjust VRror L ch and VRroq R ch until the respectiveindications on the millivoltmeter become ldBv 1 12V 9 4 LEVEL METER OdB AD...

Page 32: ...sition and turn the INPUT volume control down to minimum level Then connect an millivoltmeter across the mother ass y TP terminals Nos 45 and 7 6 2 Proceed in recording mode without any input signal but with an unrecorded tape being used 3 Adjust VRror so as to obtain a millivoltmeter readingof 160mV 9 7 BIAS TRAP ADJUSTMENT 1 Connect millivoltmeters acrossthe mother ass y TP terminal No 42 left a...

Page 33: ...just VRzor and VRzoe to obtain the same output levels for the 333H2 and 10kHz input signals Vari able equalizeradjustment 6 Then set the TAPE switch to the STD position and connect millivoltmeters across the mother ass y TP terminal No 40 left and ground and TP terminal No 43 right and ground Switch the input to 15kHz and obtain the same AC millivoltmeter readings by employing an at tenuator in th...

Page 34: ...t up the millivoltmeter to TP terminals No 29 left and No 30 right on the mother ass y 2 Apply a 10dBv 316mV lkHz signalto the INPUT terminals 3 Put the DOLBY NR switch off and then adjust the INPUT potentiometer so that the indication on the millivoltmeterbecomesOdBv 1V 4 Next set the level of the input signal of Paragraph 2 above to 50dBv 3 16mV 5 Put the DOLBY NR switch on Adjust VRzor left and...

Page 35: ...rdrange page40 x when making adjustments also flow chart on page37 and confirm frequency re is within the refer to the CT F9EiCl 9 11RECORDING LEVELADJUSTMENT NOTE Since this adjustmentsetsthe recordingleuel it must beperformed accurately 1 Set the MONITOR switch to SOURCE and ap ply a 333H2 10dBv 316mV signal to the INPUT terminals 2 Turn the DOLBY NR switch off and connect millivoltmeters to the...

Page 36: ...r r e a c hl S O P F ls the reason that the high range is attenuated during playback Plavback response at l4kHz is near O sdB ls the reason that the high range is exaggeraled during plâVbâck Plavbact response at l4kHz over 3dBl R e l e a s e t h e C r o r C r e z l 8 O P F from the mother unit Adiust VRror rorl to 1dB at lOkHz Refer to step 8 in flow chart Inspect the azimuth the head it self and ...

Page 37: ...Y NR OFF po 4OHz l25Hz 333H2 t Using STD 601 and DOLBY NR OFF l O l H z l 2 h H z the STD position with 4OHz 125H2 333H2 6 3tHr lzkHz Using SONY DUAD C 60 and the Fe Cr po sition with DOLBY NR ON 4OHz t25Hz 333H2 Using STD 601 and DOLBY NR ON 6 3kHz the STD l 2 k H z position with 4OHz l25Hr 333Ht Using STD 604 and the DOLBY NR OFF tOkHz l2lHs METAL position with a 4OHz l25Hz 333Ht Using STD 603 a...

Page 38: ... 3 l 9 o F à Ë 8 o q 6 o È U 3 q c r o o 58 t 6 È 4 c 3 È o ii 8s ô i t o Ê P 1 é J 5 ô Ë 9e o N a O Ê i u é a P J o o E 9 êÈ i È o 5eï PsË 3 P o E À 7 E 9 6 E I o i l n o o t FE ...

Page 39: ... o v I ô F i ê o o t F l o o J F t G o É 9 1 F 9 6 I F 3 x É Ë 6 v E Ê 6 o Ë f I o 8 9 9 o o â fr5 s i 3 3 q g P H o x i 3 E é O È p À x ù 6 ô i l l Ë ù o Ë eËe E 1 q r o o 3 o 1 c Ë i o È i i F gË 3 q E a i 9 e t o l È P o o i q o J U t i 9 Ë r Z o F z è 9 N ...

Page 40: ...r 1yf b RT3X6 ft e rr l rsnn J _ _çt 14 43 3E û 63 re V _ tW2 5d pSA2 6x 5 Nù rt tlsd I 1 z 6tuv 52 6 tr ilril 7éx0 25r 64 t tlll 5é TPz 6X 8 oàrwZ Odx0 5t PSAz E X5 r ...

Page 41: ... RRB 106 OPeratinginstructlons RHLOl8 Vinyl bag for operatinginstructionsl Rl L 31 Vinyl bag for cassettetapedeckl RHA l75 SidePad R RHA I74 Side pad L RDEOIO Connectioncord RHLOl9 Vinyl bag for connectioncordl REA 21 Head cleaning assemblY RHG 282 Packingcase for KU typel RHG 281 Packing case for KC tYPel ...

Page 42: ...anel Escutcheon lens Screw Al Escutcheon M Power supply assembly Heat sink Power supply P C board Power transformer KU Por rertransf ormer KCI Terminal 1P Strain rel ef Foot assembly Chassis Botrom plate Screw M4 x 8 Rear panel Power cord Eonnet Bubber D Switch loint bar C Switch iointôar 8 Switch ioint bar Al Pushknob A 46 47 48 49 50 RWX359 RCS 020 RSG A4 RSG 068 FlK80t4 RK BO 1 6 l RWX 360 RKN ...

Page 43: ...RB 106 Operatinginstructions RHLOl8 Vinyl bag for operatinginstructionsl RHLO3l Vinvl bag for cassettetapedeckl RHA l75 SidePad R RHA I74 SidePad L RDEO1o Connection cord RHLOlg Vinyl bag for connestion cord REAO21 Head cleaning assembly RHG 282 Packing case for KU tYpel RHG 281 Packing case for KC tYPel ...

Page 44: ...3 N I S X PS0l tr 6i l l t PSIS x 6 nT3 x l0 n ffi r8 lg q z 30 pslg i See pagef5 RT3X6 _RT3X8 ...

Page 45: ...62 8It4 x I p rwroxo tt Oi 3XE 35 RÏ3X8 a RÏ3X6 34 h ...

Page 46: ...hieldcover Holder M Holder C Indicalor unit Fluorescentindicator tube Fluorescentindicator tube Indicator P C board Pushknob C REC VB knob L assembly REC VR knob R assembly RED 14 5 RXX 252 RAA 231 RED O47 RAA 3O1 RAA 227 RAA 229 RE D 1 5 1 Volume mask Indicator lensassembly Indicator lens Indicator panel M Meter lens BIAS VR knob Switch mask Tape selectorknob assembly PB VR knob L assembly PB VR ...

Page 47: ...1 72 73 74 75 76 77 78 79 80 8 1 42 83 84 85 86 87 88 89 90 9 1 92 93 RBH 524 RBH 506 RBH 557 REB 270 RXB O55 R8 K 1 0 7 RNK 81 5 RX B 1 89 RE B 3 1 7 RX B 1 9 0 RXA 998 REB 272 R8H 502 RX B 1 4 4 RNK 561 R8H 498 RNK 562 RXP Os6 RX8 064 RXM O47 RBH 5æ RXP O62 RKPOrt4 RBH 5O7 WO3B RNF 527 RBH 5O5 REB 194 Half detector arm assembly spring Spring Solenoid lever Spring Terminal 4P 6P plug Screw Soleno...

Page 48: ......

Page 49: ...ASSEMBLIES Part No Description OTHERS PartNo Symbol Dæription RWX 359 RWX328 RWR067 RWX360 RWG 103 swtTcHEs Part No Mother assembly Indicator âmplif ier assembly Power supply assembly Integrated amplif ier assembly Control assembly Symbo D sciiptaon RWX 109 RWX 150 RXPO62 RXP 056 RÊL472 cR001 cR001 sLl 101 sLl 102 PLl101 Motor Take upmotor Powercord Sparkkiller cT Fg50 KUl Sparkkiller cT F950 KCl ...

Page 50: ... r o i o t F s 9 o r i t o n o f F s 9 0 F a o i o a a s90l PCiY Oi _0I s 9 o a i E c o t o r Ê s 9 0 s I o P O f t O F a 5906 PIUS OX OFF iLJr c v l r L c r s i l o z c a 5 s 6 r t t x Â L r æ l E c r o F r o L f r c x o l t c ù r r r r r r o s l o F s t p R w r l G r E C l O a to xoLf xoLE s t J o r l a p t S t t t c t o F r t Y Â L S r O C r O r r q f a tdAttt â àat t t tcà æ trt6 rnr Amorr rou...

Page 51: ...c Appearance of Transistors and lCs 2SA733A 2SA934 2SC2060 2SC828 25C1327 2 SC17401N 2 S D 6 8 6 2 5 D 8 3 7 B B a E PA4005 lrPD405OC PD4004 p P C 3 2 4 C T C g 1 2 1 P T A 7 3 1 8 P A N 3 7 O Y r jtTa 1 l JI 1 ...

Page 52: ...2 5Cl 74OLN Roi S 2 S C l 7 4 O L i l R o r S 13 3 L 1 z v l 15 J l vrs v o2 vr o rlrl 22r H lt 5 sro ra a ri crol rrta lrri rtl t tt a s Ê 0 7 o u i c r o r c o a c r o a p G 3 5 3 t K r L r o 0 i Ë r c o l ilË l Zç rorc f f i H E A O t l o s 50 2SCl74OLN R orS o o 2 S A 7 3 3 A P t Q s o2 Éro Y frrt r o è 22 3i1 iJ s2473 ...

Page 53: ...060 60r O2ZG2A ISrzsu Po o l3iit s o wz n c r gl 25o tolol3z 24o 1066O2Z16ÀûwZ 056 rDæ7BZ l1o oso 2gO2 0602 606 6o7 w o 3 B r2 a2 o o r A r a 9 t A ræ o t r s o 6 o290234 OotY q6 or 06 60 2SCtTaOLN RorS e o 60 zsA7 54 Pot Q qer 234954 Q orR viol rq rt LrvaL oJ r T C 9 2 l l t t rfte tcro e 2or 2o2 i3i 2 2 r P A 4 O O s c e o f l r pÂ4OOt L 2 0 op ær flh ih ...

Page 54: ......

Page 55: ...earanceof Transistorsand lCs 2SA733A 2SA934 2SC2060 Lot No 2 S C 8 2 8 2 S C 13 2 7 cT Fs E Cl 2S C17401 N 2 S D 6 8 6 2SD837 s PA4005 llPD4O5OC PD4004 pPC32 4C T C 9 1 2 1 P T A 7 3 1 8 P A N 3 7 O x r l ...

Page 56: ...4 r MECHANtSt A y Ëfo 1 I 1 l î ê ô I t II r49 U J 9 I L _i lEà l i l rAPE SELEClOR A i y 52 ...

Page 57: ...12 2 CONNECTION DIAGRAM _l ttNOICATOR A Y lNOlcAloR AMP At Y RWX 328 FUNCTION SWITCH attrY COilTROL A r y RWG ro3 H H H H H POr ER SJPPLY A RWR 067 ...

Page 58: ...mi f ixed 22K B vRl 05 VB106 VR201 VR202 Semi f ixed 4R7K B VR107 VR108 Semi fixed 100K B VR203 VR204 SemiJixed 3R3K B VB2O5 VR206 VR3O4 VR3O5 Semi fixed 33K 8 Semi fixed 4 7K 8 Semi fixed 330 8 Semi fixed 22O B Volume 5K B 8lAS R 10 1 R1 34 R1 37 R1 8 4 R2 0 1 R2 6 4 R30l R31 7 R319 R321 R322 R324 R325 R329 R332 R 1 3 5 8 1 3 6 R331 R320 R326 R328 R330 Symbol Drccription VR3Ol VR302 VR303 VR306 C...

Page 59: ...o LED90r 904 TLG206 LEDgO5 TLR 206 0 t f6206 flÉ Y S l s6 RsG 63 Symbol Description PartsList SWITCHES Part No OTHERS Pert No Symbol Description RKPO42 RNK 733 Connector socketassemblv l12Pl LEDholder RSG 063 SEMICONDUCTORS Part No S901 5906 Function switch Symbol Description TLG 206 TLR 206 LEDgO1 LED9O4 LEDg s ...

Page 60: ...12 CT F9 3 MotherAssembty RWX 35il r otor r02 ZsCrTaOLt i d S OrO ro æCrTaqN â d S or scr 7 Td u r c o r o 2 rcro rq 2or æ OQr O Fr S æ rl S O r 2 S O r t s r nlY rl grlot Pr s1 a pa sl Pa 59 ...

Page 61: ...I l c eo rne I a t I nwx sl iI O3o5 lo5 2SC260 o r ...

Page 62: ...v CT F9 MotherAssembly RWX 359 r oro5 toa scr a4t R d 5 c r S ç r 5 7 1 r U ï l rcror ro rcr0 rq 2or ær p2 p æ ptrl s1 Pr sl P 59 ...

Page 63: ...s10 CtoZ gtoT ttg 2SrTaOLt Rd S i o l t I iwx sl i I I Eir a æ o7 25C2060 Q LrtrE 91 l3Ë PE ...

Page 64: ...l Ocrcription cEA 100P35 Note RESISTORS PartNo c701 When ordering resistors conuert the resistance ualue into code form ond then rewrite the part no as before Symbol Description 2SA733A 152473 PG5531 KX O T HE RS PartNo o701 D701 D702 LEO701 LED704 Symbol Dcrcriptbn RD pMtrt rEJ R7 01 R716 R718 R 719 R7 21 R72 2 R724 R725 RD PF122J R727 R7æ RS PF troo J R717 R7 0 R723 R726 Lo8242 FIP5D8 RDOO0l V70...

Page 65: ... y No 22 MotherAss y No 24 Mothor A y No Mother Ass y No Mother Ass y No PartsList Part No Symbol Irgctiption RCVO56 VRlæ1 Volume æk Al lNPUTl lndicatorAmp Ass y No 3 Amp Ass y No 2 Ass y No 1 Symbol Description PansList Part No 3 f i tsfl TLP 5O7A Photo interrupter ...

Page 66: ...ss y No 16 IndicatorAmp Ass y No 6 Indicator Amp Ass y No 7 PowerSupply Ass y No 14 Poraær Supply Ass y No 8 Tape SelectorAss y No 13 Control Ass y No 17 Volume Ass y No 2 Volume Ass y No 5 Volume Ass y No 4 Lrm ffi o os 62t i ù h l _ l 32 i t n REC oÇroe I r t l t i i I 1 q a l s I 1 t rl I t l Ê tal 3 1 lË RWX 360 Indicator Ass y No 6 Indicator Ass y No 7 ControlAss y No 12 Indicator Amp Ass y N...

Page 67: ...vTrù si l æ Tape SelectorAss Y No 4 Tape SelectorAss Y No 3 i È Ll i G oâ4 fIY u Ëe4î s H u i _ r U i i Tii iffii ffi s c z Îol 1 t t9 j l o 1 c E I 59 é oif 1rr 2 r ir6 2 f I rP L g li c É I l za r r I 6 o I l î o rD r5 oo ï ffir roo r_1 ijl l ê o I I r o___ qr aâ40x I l l l 0 0 l â H c r 6 i r t l T o saral I l ewD er l ur J iË J F Èt t i x t I I 1i I i t ài ftqF r I lml I 0 F l tf ta f f v5o Vr...

Page 68: ... T E R F U N c r r o N a V E R A G E P E A X H O L D p E A K l c 8 o 3 P D 4 o 5 o c s S o l 4 6 T t M E R R E c p L A y o F F R E c p L A y p L A y r l c 8 o 4 P D 4 O O 4 S 8 0 2 l 5 M E M O R Y A R E P E A T o F F E N O R E P E A T C O U N T E R R E P E A T M E M O R y p L A y S 8 O 2 6 C O U N T E R R E S E T I T 1 ii o 7 rT ïf T T J I ...

Page 69: ... l o ô t A I lnv INOICATOR Arri RWX 327 8 t 7 l6 r5 t4 r3 t2 t l to 9 I 5 4 3 2 I I t4 t2 l to 9 I ç 7 3e q 5 4 3 2 o 8ot 8o2 8o4 8O7 2 SCI74OLN RorS O 8 O 3 2 S A 7 3 3 A P o r Q ...

Page 70: ...ctor Ass y No 11 Porrrær SupplyAss y No 10 lndicator Amp Ass y No 8 INDICATOR AMP Ass y Mother Ass y No Indicator Amp Ass y No 1 ControlAss y No 12 _ Mother Ass yNo 32 Mother As y No 27 D R 13 68r 99 G6 oo 6Er o ...

Page 71: ... J I o v 7 o F l P 5 D 8 r J G6 qz t sz I I o o o o o o o o o o o o o o o o i S t S Z 5 3 s 4 s 5 s 6 F L I izoe Rros Rlo OK 6ôK6EK 1T1 tr f tl Itl h t S t urED io3 rl lÉDzoq DOLBY AUTO I Ëfir il 1t Indicator Amp Ass y No 13 Indicator AmP Ass Y No 9 ...

Page 72: ...the resistdnce ualue into code form ond then rewrite the part no as before Symbol Description RCPO39 RDPS trOD J RD PF561J VR801 VR802 Semi f ixed3 3K B R801 R802 R804 R850 R852 R860 R803 12 10 INTEGRATED AMPLIFIER ASSEMBLY RWX 36O PartsList CAPACITORS Pert No Note When ordering resdsfors convert esistanceualue into code form then rewrite the part no as bef Symbol Dccriptbn Symbol Dercription RESI...

Page 73: ... r to rÈ 1ç E r _ l i O o J Rtol8 t 4 3 R 6 o È o I çU 7 1 N P o to t ô MotherAss y No 2 MotherAss y No 5 tz l l g PA t2 o 4 V t o 1 4 o l d n a 5 l I l ...

Page 74: ...Ass y ConrrolAss y No l8 Sensing Ass y No 3 fuz lsx Ræ 15X 0Eos srz 152473tt0 MotherAss y No 32 MotherAss y No 28 Indicator Ass y No 6 où4 HF D s f Rtn 820 È 4 _ RE lt Rcrr6I P s s n Rs 35K Ræ7lEX Rær 18x Ræ e lEx R 3ex t t 8 æ D s I a ntror Ass y No 22 ...

Page 75: ...1 Control Ass y No 9 Control Ass YNo 8 Indicator Ass y No 9 Control Ass y No 5 Power Supply Ass y No 5 Control Ass y No 4 t J I l l l l J l l tJ foil1213141516ô s 6 7 g 9 Rt2o35K 173 oÈer d t l û of t tî i TEIORY æf I1 RE5z l00l rO H TITER FUXCTIOl COUl TER RESET çbtz c44 22tp ...

Page 76: ... ô L _ T 6 l o i j a z J sf È U RI o t r N ô t ôJ L 1 o ôt o o I f t r ôt 9 f o o ô à ir 33 9ô Ëà Èâ o l f D l ô J Y r r s t O fi9UÈ o l r o ç o o o o o o o o o ô o o ro o1 g 3 o E ol t ol9u 9Ê oot ro9f o o 0 6 l à b 9 È o 0 0 o ô J o9 2 Zt9 C o o I o î 6 t o o O N o o I rf É ox o 6 O N rr99 o9u 9 Z O Z 9 çÊ LU I l9a s ooorzo9 tt9u Q o ç z J o ç ts În N çQ O09t tO9C l I I J l I I J ...

Page 77: ...A 101P 50 cEA221P 35 cEA221P 25 cEA 220P50 CEA2R2P50 cEA 010P50 cEA 331P50 cEA 470P35 C617 c601 c602 c603 c604 C618 c605 C614 c 606 c 607 c 608 c 609 c 610 c 6 11 c612 c 613 c 6 1 5 c 616 RKHOOS REEOs1 lnsulator lnsulator RESISTORS Part No Note When ordering resistors conuert the resistancevalue into code form and then rewrite the part no as before Symbol DescriPtion RDT PSF trtrO J R601 R610 R612...

Page 78: ...i ...

Page 79: ...g o s ç o ç r o E o U r o 9 9 9 9 7 3 5 Z Z 9 O 6 1 9 9 t g o O 2 ç 8 O S Z r o 9 8 9 O S Z Ê 1 9 l l 9 O u r o o t ç 6 v s z t z g 0 2 9 0 o r o d v Ê Ê z v s z t z g o t g z o g 2 0 9 0 sot 9Mu A l 1 j3SSV IOUTNOC ZVZL d r z r 6 S l r o 9 3 l e z r z s r Ê 2 9 r o c o t os ciJ lc ...

Page 80: ...F u s eA s s V N o 2 ControlAss v No 14 BLU lll1 tvtorher Ass y No 58 __ i l p I oR lltr to I Fuse Ass v No 6 Indicator A p ît v r N o 9 I n d i c a t o r A m p A s s y N o 4 FuseAss v No 7 Control Ass V No 20 WHT Powertransformer s K cR001 AC120V 60Hz s001 Powerswitch D Cetc 44 8v 4 16 2s0234 OorY ...

Page 81: ...Y No 3 Control Ass y No 7 IndicatorAmp Ass y No 15 ControlAss y No 10 FuseAss y No 3 Control Ass y No 1 Control Ass y No 2 20606 W o G r 56v J 02Z3 6A R6245 6K r_ __4 otVZ O56 aeor Cooe 0116 fffru ffi R6il 4 0 l 4 5 V e4 47lS o C6or o l0 63 Cot Ë o r500 3s R 6 t K Iil Control Ass y No 21 ...

Page 82: ... d o u f r L l l d O U uoltducaao 18 loqul S Ior burleed totl eot l lrof 6ul ead ZOg l LOFI oN u3d suolr3vdvc O É Û J I U 690JJ B uolldlrcreo 18 loqrl s aJotaq m ou JJDd at41 alymar uaql Puo u rot aPoc olut anlon JuoTs ar aqJ lJanuot ctol4sar îu1taprc uaq6 oN ued suolsrsSu a l o N uolldrrJûao 18 loqur s oN urd s iloc ls l suBd I vt 3n ols S r o u N O t L f C S Z E O F t O b O ror zot8 æ t zou og t...

Page 83: ...qt alumar uaql puD utrot aPoc olu anlDn a uDJsrsal aql lranuoc sJoJslgar Euuapto uaq16 e 193 I 19C 60sc 909C r09C M C 9 r 9 3 0 0 9 C 809C l 9 c 9 C 0 9 C 9 0 9 C 0 1 9 3 e 0 9 C t 0 9 c oN ued suolsls3u oloN 09 z0l vl o3 09 dÉrH v33 0 9 d 0 1 0 v 3 c 9 r d 0 0 t v 3 c 0r dozz v3c 9r dozz v3c 9 r d 0 8 t v 3 9 0 9 t o l v l l o c trtr MZ Ml of punoM arM 6 t p u n o M e J M 9 É P u n o M e l r Â t ...

Page 84: ...Mother Ass y No 64 MotherAss y No 63 MechanismAss y Mother Ass y No 32 Mother Ass y No 28 Indicator amp Ass v No 1 Indicalor Amp Ass y No 5 R545 39 2n 29qg17Q 250686 t4 c or o a0a7Æ0 D TT o cærr t t 50 losoP 0506 q 2 5 ffi a j t 2o o o b o o o o o o o o ...

Page 85: ...2 Indicator Amp Ass y No 16 Indicator Amp Ass y No 14 Indicator Amp Ass y No 3 Function Switch Ass y Mother Ass y No 47 Indicator Amp Ass y No 12 Indicator Amp Ass y No lndicator Amp Ass y No 10 30 R ia t n w l D5l3 3a J4 é Indicator Amp Ass y No 24 PowerSupply Ass y No 19 PowerSupply Ass y No 15 4 GT F95O 4 ...

Page 86: ...s y Mother Ass y N o 8 2 Mother Ass y N o 8 1 No 74 Mother Ass y Mother Ass y No 78 Mother Ass y N o 8 O Ass y No 31 PartsList Pan No Symbol Dcscription RSBO20 RCV064 CKDYF4732æ 51301 Switch TAPEI VR1301 Volume20K B OUTPUT c1301 C13 X sl3or TAPESELECT0R o o o o o o o o o o o o o o o o o o o o Tf bï 06 t H lo oo blhio 12 r r fro Mother Ass v No 71 ...

Page 87: ... Supply Ass y No 12 Power Supply Ass y No 13 Power Supply Ass y No 3 Control Ass y No 13 trol Ass y No 14 AC t 20V 6OHz Power switch Supply Ass y No 17 Supply Ass y No 18 PartsList Part No s K cR001 soo1 Symbol Description REK 58 REK 44 FU2 FU4 FuseB00mA FUs Fuse 3 154 a 2 s a l J z o l s çg ...

Page 88: ...bly I I r One of the segments in the tape counter digits failsto light up seeFig 13 2 Segment Fis 13 2 tl_ t l Ir t t I V t_t Defective soldering of a component in the indicator assembly if the level meter is operating normally r Defective ICaoc PD4004 in the indicator amplifier assembly if the level meter is not operating properly r OnlV one of the level meter segmentslights up or elsethe segment...

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