Pioneer CT-F9191 Скачать руководство пользователя страница 1 | Manualshive

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Содержание CT-F9191

Страница 1: ...l l Employ this additional servicemanualfor units with serialnumbersindicatedin TableA For detailed pleaserefer to the Service Manual of CT F91 91 KCU NB DV DP TableA Type SerialNo KC KU FV FP NB CT F9O9O FV 3612501 3401301 1308101 250170t 4200507 1301201 DProNEEFt ...

Страница 2: ...Transistor Assembly RWX 137 ADJUSTMENTMANUAL 27 1 PinchRollerPressure Adjustment 2 ReelBase TorqueAdjustment 3 TapeSpeed Adjustment 4 HeadAzimuth Adjustment 5 PlaybackLevelAdjustment 6 PlaybackEqualizerAdjustment 7 OVUAdju stmen t 8 BiasTrap Adjustment 9 RecordingBiasAdjustment 10 RecordingLevelAdjustment 11 DolbyAdjustment ELECTR ICALADJUSTM ENTPOSITI ONS a 5 7 15 18 23 25 28 29 30 31 32 33 34 35...

Страница 3: ...plyassembly Fuse assembly Dolby processer assembly Connector assembly Indicator assembly Capstan motor RWF 054 RWS 042 RWG 060 RWX 083 RWR O26 RWX OSO RWX 078 RWX 084 RWX O81 RXM 022 RWX 137 RWR 038 _ R W X 1 1 1 _ a r A F Terminal AKC 031 ffi Fsfix6 3 6 Capstan motor RXM 022 PSA3 X 6 g 12 7 PSA3 X 6 _l tr ewex Z o F SF2X 8 ...

Страница 4: ...1 SCHEMATICDIAGRAMS P C BOARD PATTERNS AND PARTLISTS FV type FPtvpe Fis 2 NBtype F i s 3 Fis 1 ...

Страница 5: ...1 1 SCHEMATIC DIAGRAM KC KU type ii il f F r t El 1 __ r_ J i i ffi ...

Страница 6: ...GT F91 91 r b l l c r 0o 3t 5 I t f 0At0 F20 4H r J Qo e 2SA55tlxr Jsol Dctt lS2413VExs A E A T C RS N F t r u E S S i T T E R W S t O r E D 5 4 6 ...

Страница 7: ...SCt32 l Rroo 3 I t 3 i 2 l l9 S r s tOP VRmr 220 K CaoiVRsr Z20K rr o 0 01 1s2413VE l 72 t27 l 4 t 2 Q61 Q45 2SC l32 lxs 33 _i r56v i i I i t t t 3 9V i 3 r c tl 0n2SC1318 xt Rmr Rrz Rrr a o S t U l r s Q z r o 2SK30A xz 3 r 8 R E C P L A YS W P r A Y P O S l ...

Страница 8: ...o lN60 r Dmr Drol lN60 x 95 T P o Q 2SC628 xl2 Nor 992Y cr020 l lv 3 l 3 l 45 55 Nor 092V Cn0 r 0 l V a Nor 0 l6V C Or lV C rs L o Qrce ozrr 2SCE2E x r2 F rrl r D lS24 l3VE l t r56V i0 F a G DmrlS24t73VE 0ror Dzor lS24 l3VE rt 9 8T P 5 ...

Страница 9: ... r u f 4 9 S 116 o XIint T 01 4 00 LqruJ E l fl ottn iirr 3 l Lror4mH J c ozo ont s E q Y Vtr h ord K zlt n llll 1o nr r J 3 0 H t s L l l l l S n ln n llll oiffi o f o cri U3o 0 022 d ioop 1y 0 o r o o e r n 114 vn o t l1 ll 5 6 o o k l offin o s o nro 2ffi t i 1fu il o v v fi cr 9 O ro t6 K4i 4 7K ot tr t H i 1i 3 ffi llll 46 6o ol FibS J l lt uo 3 c j 8 r 1 xixx _ t l1 J lXotr o _ 96 o Cu 0 041...

Страница 10: ...o ffi rLUq rw o 3 a n3 l ll offii sLoEsw r imr s f1 8o l7 o lRztt e a o r 92 K ffi Jllk u il_ 1 Qeoq 3 i l I lm I y ro ff2 Tr xsct3 r 46 rtril k f rr S ffi ii f l x J tlt Jflo no t_ fo aiyr i n o t a rit ff ffil 1u zr r w 31 3 tj t j e ix m iA n ffi s riI fir a t i ir fi i 0 6 o39 gJ o o 9J ogJ o o o o E ogJ o gj o g g o 6i o d o 6 o ffi o 6A o 6n o 6 E o Fd o 6 E o e1lH Fs L i ftru o l 3 i l Jc T...

Страница 11: ... 2SK3OA R 2SK30A O 2SK3OA R 2SC1 327 T 25C1321 lul 25C1321 lT 2SC1327 U 2SC1327 T 2SC1327 U 25C1327 lTl 2S C1327 U 25C1327 lTl 2SC1327 U 2SC82BH R 2SC828H S Symbol Description Part No 0207 208 0209 o210 o211 o212 o213 o214 4215 4216 o217 0219 0220 0301 0302 o301 0302 D 10 1 D102 D10 3 D1 04 D 1 0 5 D201 D202 D203 D204 D205 D206 D207 D303 Transistor Transistor Transistor Transistor Transistor Trans...

Страница 12: ...1 R142 R143 R144 R 1 4 5 R 1 4 6 R147 R 1 4 8 R 149 R 1 5 0 R 15 1 R 1 5 2 R 1 5 3 R 1 5 4 R 1 5 5 R 1 5 6 R 1 5 7 R 1 5 8 R 159 R 1 6 0 R 1 6 1 R 1 6 2 R 1 6 3 R 1 6 5 R 1 6 6 R 16 7 R1 68 R16 9 R 1 7 0 R 17 1 R172 R 1 7 3 R174 R17 5 R17 6 Rl77 R17 8 R 1 7 9 Symbol Description Part No T101 T201 L10l L102 L103 L104 L201 L202 L203 L204 L301 Matchingcoil Matching coil Trap coil Trap coil Peakingcoil...

Страница 13: ...VS 1O3J RD VS 124J RD74VS623J RD VS 222J R D V S6 8 1 J RD VS 224J R D74VS393J R D7 VS 1O3J R D7 VS332J RDI 4VS332J Symbol Description Part No R243 R244 n z 3 R246 R247 R248 R249 R250 R251 R252 R253 R254 R255 R256 R257 R258 R259 R260 R261 R262 R263 R265 R266 R267 R268 R269 R270 R271 R212 R273 R274 R275 t l z t b R27 7 R2t8 R219 R280 R281 R282 n zoJ R284 R285 h z6b R28l R288 R289 R290 R291 R292 R29...

Страница 14: ...E A 1 0 1 P 2 5 cEA 100P 25 RCF OOS cEA 1 00P 16 ccD SL101K50 CEA47OP 1O ccDSL 680K 50 cEA 100P 25 CEA221P6R3 cEA 100P 16 ccDSL 680K 50 cEA 100P 25 cEA 100P 2 5 cEA 100P 25 cEA 100P 25 coMA 332K 50 cEA 100P 25 cEA 330P10 coMA 102K50 cEA 22AP25 cEA220P 25 cosA 331K 50 coMA 272K50 CSSA OR33M 1O CSSA OR47M 1O CEAlOOP 25 CEAlOOP 16 cEA 200P10 COMA333K50 coMA 473K 50 coMA 473K50 CEA2R2P50 coMA 103K50 c...

Страница 15: ...ir r r Mylar Polystyrene cosA 471K 50 coPA 223K50 coMA 103K50 cEA 100P 25 coMA 333K 50 ccDSL 101 K 50 ccDsL 101K5 0 cEA 100P25 cEA 100P 25 cEA 470P25 coMA 103K50 cosA 331K 50 OTHERS Symbol Description Part No s1 REC PB selectorswitch R S H 0 1 1 1 3 SWITCH ASSEMBLY RWS 042 a J T l 3C T 16 9 r T l A F I rul I I L _ S r E 0 S w i f R O H t p O s j Sa r B AS SW LLrRitsE FoS l S s r L I E R S W i O F ...

Страница 16: ... l i D ...

Страница 17: ...D PSF 33OJ RD7 VS1O3J RD7 VS1O3J F D VS222J RD VS222J RD7 VS 332J RD VS332J RD7 VS562J RD VS 432J RDZaVS 182J RD VS 561J RCP O22 O RESISTORS Symbol Description Part No R601 R602 R603 R604 R605 R606 R607 R608 R609 R61 0 R611 R61 2 R61 3 R61 4 R61 5 n o t o R61 7 R61 8 R61 9 R620 C arbonfilm 1OOk Carbon f ilm 68k Carbon film 41k Carbon f ilm 47k Carbon film 47k Carbonf ilm 10k Carbon film 12k Carbon...

Страница 18: ...r Y r u a r r 0 t f O g CT a a o_ c n v N t b r t O CL 0zz6rs ys 9Li8U J t 3 H l l 5 1 l l si MZ 0Lt 6rsu r E CJ t c l ur C I o 1 r I A t L r F KKKKK3 3 E o F 6 O d A A HAsE A d d i C t F l r J o O 09S 8r8U O a a 6 a CL y a t z O s u 1 M 1 O a B r o s 8 E 9 9 tJ qr U U l o 1 8 ...

Страница 19: ... if l I I TtooP csr4 e F n ffi 4 1 J t ffi il RB zE 2k _ F rr t i u o Jsrsk e AAro Dgoi k o Deii 9 F o _1 ecere GH l tffi fBff J ir it l v J f og g r o eoo h t T nee lo rvr tz1a 1ff v d F6 l _5fi 21 o Tt 37 1 qsos 2sc14rsIr l_tfift 1ff eeos lru iffi t I P rI c _ t4t u F of fft fi t ji Ifll o34 1 tt flkA t t Ll 3 3r r R 4 s4 o aw g p 1 oeos I tl3 P ru tf l 2scl4l9 tsz zave f r l rlI JJ rrJ l t 9 RB...

Страница 20: ... tr I l t _ tBff ea q 1r r tlll rnno f L Rs34zr0 rx r if ili if t I 1 R8ros6K 3rT Rmr 4zorvewr 23o e l 914 flg ttitdi d il it 1t 1 t s24 3vE l li r 1 5 r nl ln ryr nAffi l Jil l r zK aee t i I9z n rK i i otszazsu i m 1 0 rsz4 svE rs crwe rrfo 3f 9 tlll r ry r itr x nt lyy rp il K o r o z tr E o ffi 1 o oI o ii m 5 i 1 F t3l J 24o f o 3rsianue r hll ffi fffl ots24 3vE K Rso azottr 2 z s 8ffi I t f ...

Страница 21: ... D823 D824 D825 DB26 D827 D828 D829 DB3O D831 D832 D833 D834 D835 D836 D837 2D801 2D802 Diode Diode Diode Diode Diode Diode Diode Diode Diode Diode D iode Diode Diode Diode Diode Diode Diode Diode Diode Zener diode Zener diode 152473VE 1S2473VE 1S2473VE 1S2473VE s2473VE 152473VE 152473VE 1S2473V E 152473VE 152473VE 1S2473VE 1S2473VE 152473VE 1S2473VE 1S2473VE 152473VE 152473VE s3vc10 53VC1 OR 0521...

Страница 22: ...DZaVS123J RD7 VS 682J RS PSF 471J Symbol Description Part No cB09 c810 c811 c812 c8 13 c814 c815 cB16 c817 c81 8 c819 c820 c821 cB22 c823 ca24 c825 c826 c821 c828 ca29 c830 c831 c832 c833 c834 c835 c836 c837 Electrolytic Electrolytic 33 16V 330 6 3V Mylar O O47 50V Efectrolytic 22 16V Ceramic 100p sOV Electrolytic 1 000 16V Ceramic 100p 50V Electrolytic 1 50V Electrolytic 22 16V Electrolytic 22O 3...

Страница 23: ...trolytic 22O 35V C7O5 Electrolytic 22O 25V cEA 101P50 cEA 471P50 cEA 221P 50 cEA 221P35 cEA 221P25 C706 Ceramic 0 01 sOV CKDYF 1032 C7O7 Electrolytic 47 50v cEA 470P50 SEMlCONDUCTORS Description Part No 2SD234 0 D701 Diode SlB0l 01 D7O2 Diode 151849 ZD7O1 Zener diode 1224 RESISTORS Symbol Description Part No R705 R701 R702 R703 R704 Metaloxide 330 3W RS3P 331K Metaloxide 47O W RS PSF471J Metaloxid...

Страница 24: ...cT F91 91 D 25D234 ...

Страница 25: ...mbol Description Part No c901 c902 Mylar 0 15 50V Electrolytic 47O 6 3V coMA 154K 50 CEA 471P6R3 SEMICONDUCTORS Symbol Description D901 R902 R903 R904 o901 0902 Diode SIBOl 01 Diode SIBOl O1 Diode SlB01 01 Diode SIBOl 01 Transistor25D526 Transistor2SD526 RESISTORS Symbol Dsscription Part No R901 Carbon film 22 RD74VS 22OJ ...

Страница 26: ...s Play back 3 Electroniccircuits Recording You will not be able to adjust properly if you skip steps For example if you want to adjust the recording circuit confirm 1 Tape speed and Wow Flutter and 2 Playback levels and Playback Frequency Characteristics before you begin adjustingthe recording circuit B After the adjustment confirm that the equip ment is within specifications I 27 ...

Страница 27: ... see the pinch roller Supply powQr b Depressthe PLAY lever Apply a 5009tension gauge at the measuringpoint Push the Gauge so that the pinch roller is moved out 1 or 2mm from the capstan Then decreasethe manual pressure slowly Read the value of the gauge when the pinch roller starts rotating and see if it is in the range of 350 4509 At this time there should be a gap between the pinch roller and th...

Страница 28: ...e wear etc RequiredTorque of ReelBases Table1 cT Fs 1 s Adjustment As CT F9191 has no reel base torque adjustment mechanism measure the torque of both bases If the values are outside of the tolerances shown in Fig 1 clean the idlers reel bases rollers etc with a cotton headed stick soaked in absolute alcohol and measure them again If there is no improve ment replace the reel bases Photo 3 Photo 4 ...

Страница 29: ...eter of the wound up tape increases The speed difference between start and finish shall be within 2 37o with decks of ordinary gradeand within 0 2 77ofor thoseof high grade Tapespeeddeviation 7o ftt fo x 100 ro fo Recordedsignalfrequency Hz fr Reproducedsignalfrequency Hz Adjustment a Connect a frequency counter to the output of the subject deck b Playback the center portion of the tape 3kHz on th...

Страница 30: ...ensated by the equalizer which will deteriorate S N Fig 3 shows the rela tions among equalizer curve frequency charac teristics and S N 2 4 6 8 1 0 10 2oo 30 Angleof inclination loss cT Fs 191 Adjustment While reproducing the 10kHz signalon the azimuth alignment test tape STD 341 adjust the output level to maximum The tape selector should be set to STD Be sureto lock with paint after adjust ment P...

Страница 31: ...esultsreferring toFig 5 a New 4 7dBv 580mV 1dBv 3 7dBv 653mV Use Fig 5 b Old when adjustingCT 4141A cT F7t7t CT F6161 4 7dBv 2dB 2 7dBv 732mV The difference between the New and Old is in the method of measuringmagnetic flux density of Dolby standardlevel 200PWb old DIN Standard 250PWb mm DolbyStandard 200PWb mm PhilipsStandard 160PWb mm F i g 5 a New 250PWb mm 200PWb mm Adjustment a Connect an AC ...

Страница 32: ...e to a gap of the playback head and is maximized when the length of the head is equal to the wave length of the recorded signal Playbackequalizercompensates theselosses P Backequalizer curve Theoretical Actual curve Fig 7 GT F9191 Adjustment a Connect an AC voltmeter to the output termi nal This time be sure to connect a load re_ sistor 5Okilohm b Turn the equalizerselectorto STD c Playback the si...

Страница 33: ...atulation point b When the level is too high S N will decrease becauselevel difference between the signaland hissingnoise of tape becomessmaller Tapehissnoise Input Fig 6 InputandOutputcharacteristic F i g 9 Adjustment c Connect an AC volt meter to the output ter minal No 15 16 and Ground of the Dolby ass y Apply the signal of 333H2 to INPUT and set REC to REC Adjust the recording level control so...

Страница 34: ...ith the curveof 20d8 During playback the Dolby unit operates at the levelof 40dB becauseno leaking bias signalis applied Asa result high frequency rangeis decreased Fig 12 a cT F9191 Adjustment a Depress Recording and turn the playback volume levelto the maximum b Connect an AC voltmeter and oscilloscopeto the test point No 95 or 96 and Ground Adjust the biastrap coil L I02 L 202 so that the biasw...

Страница 35: ...ording frequency Fig 17 shows the relation between biasing degree output level distortion and frequency response As the biasingdegreeincreases 1 The output level increases gtadually and reachesthe saturation leyel at a certain point 2 When biasing more the output level and distortion decrease 3 Frequency response varies according to the biasing degree High range increaseswith over biasing and decr...

Страница 36: ...al the biasis adjustedcorrectly 7 If the level of the 333H2 signalis higher than the 6 3kHz signal it meansthat the adjustment is set for over biased In this case decreasethe bias current If the level of the 333H2 signal is more than 1 bdB lower than the 6 3kHz signal increasethe bias current 8 Repeat the above steps 4 7 till the correct valueis obtained Bias level B CHROMETAPE 1 Connecta mV meter...

Страница 37: ...firm that the signal at Dolby Ass y OUT terminals is 7 711 5dB L ch No 15 VR 107 R ch No 16 VR 207 GT F91 91 11 DOLBY ADJUSTMENT o This is for the Dolby operation If this is im proper it will cause low S N and poor fre quency characteristics 1 Connect mV meter to terminalsNo 15 and 16 of the Dolby Ass y Set Dolby NR button to ON Tum VRa6r sor L R channels of Dolby Ass y to maximum While in record ...

Страница 38: ...ELECTRICALADJUSTMENT Dotby itr or terminal e POSITIONS Fig 22 g V R 1o uffi v8402 VR401 DA q Vtu ...

Страница 39: ...Fig 22 D Fig 22 E V Fff9 il F ig 22 H llT ffi V R z o o VR rP VR oz p Fis 22 G 40 ...

Страница 40: ...I ELECTFIONTCS COFTPOFTATIG N 75 Oxfo nd Dnive Moorrachie New Jensey O7O74 U S A PIC NEEFI ELECTFIONIC EL F G PEI N V Lurchagen Haven9 2O3O Antwenp E elgium PI NEEFI ELECTFI NICSi AIJSTFTALIA PTY LTEI 17A 184 Eloundany Fload Bnaeside Victonia 31 gS Austnalia o Nov 1976 Printedin Japan I 76K04Y5KO1 ...

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