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Summary of Contents for RT-1011L

Page 1: ... ART 076 0 WICEMANUAf STEREO TAPE DECK FITIIOIIL KU FV 74G02Y31 K DriDtoNEEFt ...

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Page 7: ...diately after the PLAY button is pushed much charging eurrent flows rapidly into C621 via power supply voltage C621 R616 Q602 in that order and then the current that flows into Q1 increases causing the solenoids to operate When C621 is completely eharged Q602 bias becomes cbnstant UV nOi5 and ZD6O7 and the cirrrent that flows into Q1 decreases into holding the continuous operation of solenoids oN ...

Page 8: ... releases a current flows through R613 RL602 N relay contacts RL601 51 J 2 510 2 caus ing relay RL602 to operate so that the tape commences to travel at the specified speed 10 C619 is fully charged after some 6 seconds of FAST FORWARD or rewind and it takes about 6 or 7 seconds after the PLAY button is pressed before the specified speed of tape travel commences 11 R604 serrres to delay the chargin...

Page 9: ...for serveral seconds 5 When the PAUSE switch is ON Q603 is forward biased to ON via R609 ry SG S12 1 S1L 2 S10 2 and C619 is rapidly discharged through the loop C619 D605 R605 Q603 FIT 1 01 1L 6 When the PAUSE switch is OFF the bias loop R608 D612 56 512 1 S17_ I S10 2 is cut off to turn QG04 OFF This restores RL601 and operates RL602 start ing tape transport 3 6 FUNCTION BUTTONS RELEASE clRcUlT F...

Page 10: ... 6 Remove the back cover A This exposes the internal mechanism and permits examination 2 Take out screws 8 back cover B The amplifiers can 2 3 4 gDEt BOARD 4 2 SIDE BOARDS Take out screws 1 8 boards Fig 15 and remove the side L3 then and iemove be adjusted Lo isen scr an s w V BoARD a i w T2 Fis 15 ...

Page 11: ...ake out screws L 2 and remove the head housing Take out screw B and remove pinch roller Take out screws 4 6 and remove the reel base Take out screws 7 g and remove the guide roller Take out screw 10 and remove the tension arm Remove the PAUSE knob Take out screws 12 1 7 and remove the mechanical panel by lifting out the aluminum sashes Take out shaft cap 4 4 1 3 5 N3 t b Fig t 6 ...

Page 12: ... released sal is1 Poor back tension Soiled tape guide Clean with absolute alcohol See 5 2 3 Pinch r6ller See 5 2 3 Pinch roller I ubricate clean or replace where necessary Re adjust See section 6 3 See 5 2 4 Capstan motor See 5 2 2 Reel motor Replace capacitot C 620 See 5 2 2 Reel motor Clean with absolute alcohol Replace Take up side Control system does Burned out fuse F 5 Replace not function LD...

Page 13: ...reels Brake timing trouble adjustment right Match reel sizes properly or mal See 5 2 5 Brake during t Defective LDefective reel motors Replace guide roller Replace Short interval time Defective capacitors Replace between fast forward C618 C619 or rewind to play 5 2 1 Lack TRANSPORT MECHANISM AND CONTROL Power and lamps SYSTEM 2l Replace Replace Replace Replace of power input 1 t I Burned out fuse ...

Page 14: ...rty pinch roller Clean and lubricate Clean or replace bearing then Iubricate Clean with absolute alcohol Defective control circuit Check circuit and make necesFary repairs Worn out solenoid shaft Replace the solenoid No voltage to motor l Defective shut off switch contact Replace L Burned out fuse F6 or F7 Replace Motor failure despite apparent vol age Defective take up at playback mode Defective ...

Page 15: ...ase capacitor Replace 5 Brake Brake release failure I I I lox I Insuff icient brake Improper solen oid installation Re adjust solenoid attractins I force I IDefective control circuit Check circuit and make necessary I o rePairs l Lworn out Solenoid shaft Replace the solenoid Brake mechanism does Btake spring not in place _ Hogk spring in place not function Improper brake frictionl DustV or soiled ...

Page 16: ...level Defective tape use Low power supply Change tape voltage Cheak power circuit Clean with absolute alcohol Improper head azimuth Re adjust See section Defective equalizer circuit Re adjust See section 8 2 Worn out head Replace Defective resistors R2n Replaee R222 Defective coupling capacitor Replace Clean with absolute alcohol Defective or worn out tape Change tape or occasional noise Defective...

Page 17: ...ive o Recorded sound insufficient or distorted Clean head Improper bias current Defective capacitor c418 C419 Defeetive semi fixed resistors _ VRaO1 VR402 Defective oscillator circuit Check and repair Clean with absolute alcohol Re adjust See section 8 6 Replace Replace o Erasing Clean erase does not take place head Clean with absolute alcohol Defective level meter Replace Replace Defective semi f...

Page 18: ...once to minimize unstableness in measuring values then push the STOP bu tton to cause reel revolution to halt Should the reel be rotated before measuring differences in measurihg values would result For adjusting the Supply reel rewind it once then make the adjustment These adjustments are made in A N D arrow indicated directions With these things in mind proceed as Tollows 1 Load the inch reel fi...

Page 19: ...ling tension gauge in B direction as showa in Fig 20 FIT 1 cl11L 3 Adjust slider R2 500O so that the gauge reads 93 110g 280 330g cm Fig 21 4 Set REEL size switch at 7 inch reel position Measure back tension as mentioned in step 2 5 Adjust slider Ra 100Q so that the gauge reads 63 N 77g l 90 230g cm 6 After adjustment the slider serew must be firmly clamped o Take up Torque at PlaYback Figs 20 2U ...

Page 20: ...ition of pinch roller solenoid B 1mm screws and adjust position Fis zz Load Scotch No 111 L0 inch metal reel or similar product Run tape fast forward until amount on take up reel matches that on supply reel Play tape at constant speed 7 Il2 ips hook tension gauge as in Fig 28 then pull the gauge and confirm the value when travel is stopped in 1 Tkg 2kg range When tape traveling is not stopped with...

Page 21: ...annel is allowed in this adjustment 3 During step 1 check to make sure the output level does not change by pressing the tape slightly with your fingertip while it travels 4 If the output levels change from step 3 screws 4 and 5 and adjust the head position by slightly moving it horizontally screw 1 screw 6 Standard 0 037 5mm 7 3 R EC H EAD ADJUSTM ENT F is 25t 1 Supply input signal of 500H2 10dBv ...

Page 22: ... ADJUSTM ENT Figs 2G Zt l 1 Connect milli voltmeter to LINE OUT PUT terminal 2 Play baek the test tape 10kHz 10d8 full track 3 Adjust the following semi fixed resistors so that the voltmeter reads 20dBv 10OmV VRZOr L ch YRZOZ R ch 4 PLAYBACK SENSITIVITY ADJUST MENT and PLAYBACK EQUALIZER ADJUSTMENT have related functions Repeat these adjustrnents as several times as necessary 8 3 PLAYBAC K FR EOU ...

Page 23: ...g bias to LH in order Adjust the recording bias according to the procedure mentioned in step 1 Assuming the value of step 3 0 5d8 down to OdB confirm that the value at LH is 1 5 t0 5dB down FIT 1 cl11 L ERASE HEAD DUMMY ADJUSTMENT Fis 26 Connect frequency counter to the test point TP4g1 at OSC circuit p C board and the ground Set tape deck in L and R monophonic recording mode without loading tape ...

Page 24: ... fall within the specified response range as shown in Fig ZB Adjust the L101 L ch and Lf OZ R ch so that the level difference of 15kHz against lkHz is made within 1dB compared to the deviation between lkHz and 1SkHz at the PLAYBACK FREQUENCY RESPONSE CONFIR MATION step If the level deviation is greater than 3dB readjust after HEAD AZIMUTH ADJUSTMENT Apply following input signals as 50 100 250 2 5k...

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Page 29: ...yback head MP capacitor A 1 2 8pF 250V Phasecapacitor 0 5 4pF 250V Spark ki I ler Frequency switch M icroswitch Shut off Lever switch PAUSE Diode WO6B Transistor 2SC78g Wire wound resistor D Wire wound resistor C Wire wound resistor B Wire wound resistor A Carbon film resistor Carbon film resistor Carbon film resistor CarQon film resistor Carbon f ilm resistor Carbon film resistor Rec level contro...

Page 30: ...fot i Czrs 4 35 Qzor zos 25 K30 Y 2 r 0n 0 tr O O O c r T N ft co O 2 5 N CT Y C J C 0 d dl o O O C a c ll r t i O 9 N O tr N Y Or r n OI o cJ co O NI cJl r O d o cJ LJ c r LO s N E l zr o O O a s N N N LT CD O tt N O AJ ty CJ d cl ft Lr O O d oc O N N Y c o N Y O o c J E C212 22P O o F ft c 16 4 7 135 10 6 P B AMPLIFIER ASSEMBLY RWF O28 2SC 1344 2SK30 s re s 36 ...

Page 31: ...o LJ tl o tt FIT 1 cl1 1L 37 ...

Page 32: ...9 0 cEA 101P 10 cEA 101P 10 CEA 4R7P 35 CEA 4R7P 35 coMA 152K 50 coMA 152K 50 coMA 473K 50 coMA 473K 50 R ESISTORS and POTENTIOMETE RS Symbol Description Part No R201 R202 R203 F 204 R205 R206 R207 R208 R209 R21 0 R211 R212 R21 3 R214 R21 5 R21 6 R217 R21 B R21 I R220 R221 R222 R223 R224 R225 Carbon film 22Ok Carbon film 22Ak Carbon film 22O Carbon film 220 Carbon film 18Ok Carbon film 18Ok Carbon...

Page 33: ...1O5J c92 86G0 c92 86G0 SEMICONDUCTORS Symbol Description Part No o201 0 202 0203 o204 0205 0206 0 207 0208 Transistor 2SC1344 E or D Transistor 2SC1344 E or D Transistor 2SC1344 D or E Transistor 2SC134zl D or E Transistor 2SC 1344 E or D Transistor 2SC1344 E or D FET 2SK3O Y FET 2SK30 Y 39 ...

Page 34: ...c g3 a JJ U l L 1 __t J t LLj Lu d E ru 99 f crt 6 d 9 g 6 G dg 9tl01 strl dE 9l 01 osrl o i J N O o L o trr N O to O I ae gyot sfl d8 9l 0t e rl x6 0 o Y C 1 o 6 a c J yOSL cstU yce ssrU Ytt esrU M tstg tr l a 6i7iy ezr3 o_ c s O 0ll1 ocil 19 lstr u 9t L tszt ygs sti Y tr f I gt lttzt n rn I YZ i eor8 yZB r4d 8 0i rorUA I y0I zoiuA yz8 fl t 0t L tzt o_ a N q N F GO yzlstid i N Eg a Y 7 6 Or rf y0...

Page 35: ...E o F L o tr J o o I c D o 5 FIT 1 cl1 1L 4L trl lf N l 9 a lrJ o o o Foil side j9 zzoi i I J ...

Page 36: ... E lectrolytic E lectrolytic E lectrolytic 100 25V 100 25V 10 16V 10 16V 100p 50V 33 16V 33 16V 22Ap 50V 22Op 50V 1 50V 1 50V 4 7 35V 4 7 35V 100p 50V 100p 50V 22p 50V 22p 50V 47 10v 47 10V 4 7 35V 4 7 35V 4 7 35V 4 7 47p 47p 47 47 0 1 0 1 4 7 4 7 o o47 0 047 o o27 0 o27 0 o27 0 o27 35V 50v 50v 10v 10v 50V 50v 35V 35V 50v 50v 50v 50v 50V 50v 0 015 50v 0 015 50v 10 16V 10 16v 10 16V cEA 101P 25 cEA...

Page 37: ...bon film 10k Carbon film lk Carbon film 1k Carbon film 2 2k Carbon film 2 2k Carbon f ilm 10k Carbon film 10k Carbon film 22Ok Carbon film 22Ok Carbon film 330 Carbon film 330 Carbon film 3 3k Carbon film 3 3k Carbon film 1OOk Carbon film 1OOk Carbon film 82k Carbon film 82k Carbon film 12k Carbon film 12k Carbon film 47O Carbon film 47O Carbon film 4 7k Carbon film 4 7k Carbon film B2k Carbon fil...

Page 38: ...f ixed 1Ok B RD VS 563J RD VS 152J RD VS 152J RD74VS 392J RD VS 392J RD VS 271J RD VS 271J RD VS 154J RD VS 154J RD VS 333J RD VS 333J RD VS 1sOJ RD VS 1sOJ RD VS 2O2J RD VS 2O2J RD VS 392J RD7 VS 392J RD VS 392J RD VS 392J RD74VS 392J RD VS 392J RD VS 392J RD VS 392J RD VS 101J RD 4VS 101J c92 049 O c92 049 0 SEMICONDUCTORS Symbol Description Part No o101 0102 o103 0104 o105 0106 o107 010B 0109 o...

Page 39: ...113 D114 D1 15 D116 Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE Diode 152473VE Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE Diode 1S2473VE OTHERS Symbol Description Part No L1 01 L102 Peaking coil RTF 011 0 Peaking coil RTF O11 0 45 ...

Page 40: ... 0 v N s r J v cv O r C9 3 G a D 4 t t O a Cl i09 3 z zrs J o I o o I 5 C C c o c l v9 1 s ed gt z H ro q c z i09 r U 0tt tie i 79 cr9 1 O t otz ztsu zo91 I i Ll9i r i001 00sU tll t f cf 6 cl C a CY ygg eosg cBr eos u ggoil nosc ffifr s Yl l l Tl o nr 0s 01 riel lz1 X6 C coe U 5 d o c cY x CDS 0 OU 09 000t siel I J ct O 3 __l CY r0351 N I N O 0 t E I o I CY 46 ...

Page 41: ...FIT 1 1 1L Foil side 25A67 2 2SC 1 344 reE 2SC789 E C B 47 ...

Page 42: ...sV 100 35V 1oo 35V 22 35V 0 01 50V c43 003 0 c4 003 0 c43 003 0 c43003 0 c43 OO30 c43 003 0 c43 0030 c430030 c4 003 0 c4300 0 c43 003 0 c43 0030 c43 0030 c430030 cEA 102P 50 cEA 220P 50 cEA 471P 50 cEA 220P 35 cEA 101P 35 CEA 1O1P 35 cEA 220P 35 COMA 1O3K 50 RESISTORS Symbol Description Part No R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R6 11 R61 2 R61 3 R61 4 F61 5 R61 6 Metal film O 47 Ca...

Page 43: ...789 0 or Y 2SC1344 D or 2SA672 B 2SA672 B 15 1 849 1S1849R W O6B W O6B W O6B W O6B W O6B v 03c v 03c srB01 02 1S2473VE 1S2473vE Zener diode HZ 16 Spark killer Spark killer Spark killer Spark killer RWX O3GO RWX O3GO RWX O3GO RWX O3GO OTHERS Symbol Description Part No RL6OI R L6O2 R L6O3 sL601 s10 s11 s12 s13 Relay R elay R elay Solenoid Push switch F F Push switch REW Push switch PLAY Push switch ...

Page 44: ... CJ a J o X CD I r o v c r 6 r J tt cr o g f D c E q D t d 5 6 E I I z zrs oo t c J N cD O r ct c l c i Gl o I ts o I 5 C C vs L s e8 g z H i09cz 9e 0nl 0ze3 20915 ilz zB creu O I ct otz zisd 1001 603U tll t r f f r l cl C o ja 0BL eoe U goM nosc ffi s ff l t To er 0s 01 Lrsl Ml Y5 g coeg O c cY ccl s o ou 3 09iQQ3 sts3 O J t I d O J x 50 ...

Page 45: ... i J ic 4J lr v i ol 1 o i Y ii 5 oj l l i r 1i6 oi r r qi 2 lir 6 Qooq Si itln l is 2 Y ff _t ru 1 3lY q r tr s o l t c t r S r 1rr iiiscT8 rq a c N o d O CRso 1q 9 r Ur ts rl SPARK KILLER t t ffiffi1 4K w20 rR f g fa tg cro l it ir lr n iiJiitr t i f l iili i 14 Qi 2SC 1 344 25A67 2 2SC789 E c B 51 ffiE ...

Page 46: ...100 35V 100 35V 22 35V 0 01 50v c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 c43003 0 c43 003 0 c43 003 0 c43 003 0 c43 003 0 cEA l02P 50 cEA 220P 50 CEA 471P 50 cEA 220P 35 cEA 101P 35 cEA 101P 35 CEA 22OP 35 COMA 1O3K 50 RESISTORS Symbol Description Part No R601 R602 R603 R604 R605 R606 B 607 R608 R 609 R 610 R61 1 R612 R61 3 R61 4 R615 R 616 Metal fi...

Page 47: ...789 0 or Y 25C1344 D or 254672 B 2SA672 B 151849 1S1849R w 068 W 068 W O6B W 06B W 06B v o3c v o3c sr Bo1 02 152473V8 1S2473VE Zener diode HZ 16 Spark killer Spark killer Spark killer Spark killer RWX 030 0 RWX 030 0 RWX 030 0 RWX 030 0 OTHERS Symbol Description Part No R L601 R L602 R L603 SL601 s10 s11 s12 s13 R elay Relay R elay Solenoid Push switch F F Push switch REW Push switch PLAY Push swi...

Page 48: ...D oz 1S2 4 l3VE 2 _ i H r 1l o l D olcn z rl I 13 rl s B I t p t I 1 ___ _J _ _A_ _J WS 024 r r L Y I I I L T L T l t3 T G TI t I Rso re I tli F ll r 1 rl l l s t a L L I l 7 I n tr I lsr t co ilsr r L Sr Rec Mode S2 Rec llode b Ss Bias SW SA EQ SW S 5 Xon iter SW 4 3 L ch R ch Rgor33K l c J 3 10 10 SWITCH CIRCUIT ASSEMBLY RWS O24 54 ...

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Page 51: ...Ceramic Ceramic Spark killer Spark killer Spark killer Spark killer 0 01 0 01 0 01 0 01 DC DC DC DC 1 1 1 1 4kv 4kv 4kv 4kv Carbon film 100k Carbon film 100k Carbon film 100k Carbon film 100k Fuse Push switch 2A 125V c43 003 0 c43 003 0 c43 003 0 c43 003 0 RWX O3GO RWX O3GO RWX O3GO RWX O3GO RD VS 1O4J RD VS 1O4J R DTCVS 1O4J RDTAVS 1O4J REK 034 0 RSG 021 0 59 ...

Page 52: ...rrl t e r0t l d0Lf oztS aJ ID Cr cO e Cl J yt oerU 3 oa 1q fic f C l lo a i yc 6 ru 3 t l o ct N r E ct E F F o 2ae U u zb AFE r z rJ Ld OC L trl C OJ d E Y a O N J o I GT o I E i CD L4 1b z ztu I hnn cvl z Y AfAszt d00et 0tt3 xz 8 s u l0iltl 6 l vl rE 6 rl o v C l G gtiz4 77v v4 o o r o v GI PI qJ lf n tn _ yg 9 rzrU At iszbJ 089 eztS 9 z t J O O 3 90 glt 60tl Y q e a Or nqt tcNl oo 6elrr UU JU c...

Page 53: ...i f il o Ets s 8 s w ir ot J st o i o fi Qr o g o go f o F o i O I it i ili t i 9 g o rf V EN D tot6 to r o9 y o K s o f c ml ffi i i 1 ji f i g 92 1 r eOtr 3 r i jr t r t t t I r i I t r j tj i r i I I t I i l i i lr lr n r jj tti r r I rl tS t t 5 P o lJ o F J a c o otr l ffi a c J a C 61 g E v ...

Page 54: ...7Op 50V o o47 sov 0 1 50v 0 047 50V 47 10v t0 16V 10 16V 220 25V 220 25V 10 16V 10 t6v 100 16V 100 16V 0 0033 50v 0 0033 50v Styrol Mylar Mylar Mylar E lectrolytic E lectrolytic Electrolytic E lectrolytic E lectrolytic E lectrolytic E lectrolytic E lectrolytic E lectrolytic Mylar Mylar Mylar 0 0033 bOV Mylar 0 0033 5OV Electrolytic 100 16V E lectrolytic 1 O0 16V cEA 470P 50 cEA 470P 50 cEA 221P 63...

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Page 57: ... 079 A RXA 31O D RLA 3O9 A RAA O62 B RAP 035 0 RXX 147 O RAP 046 0 RM5 036 0 ABA 010 0 RXX 146 0 RAA 102 0 RED 079 0 R B F 01 8 0 RAA 097 A Roller cover A Ball bearing Roller cover B Roller arm guide Roller arm assembly Roller arm spring Washer 60 BN2 Arm lock spring Roller guide assemblY Washer BN2 Meter escutcheon Shading washer Head cover assembly Roller arm shaft Pinch roller cap Pinch felt Wa...

Page 58: ...on A Back cover A assembly Cover cushion B Back cover B Foot Al Foot B Masking plate B Double knob inner OUTPUT LEVEL Double knob outer OUTPUT LEVEL Name plate model Counter escutcheon REC lamp escutcheon RA4 096 4 822 420 0 nei oao n ABA 0 10 0 RM5 036 0 RAP 046 0 RE8 099 0 RXX 1r2 0 R EB 100 0 RNA 164 0 REC 1 16 4 REC 119 A RED 065 0 RAA 103 A RAA O99 A RAL 130 0 REC 168 4 RAT OO5 A including ke...

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Page 65: ...eel motor Brake plate R assembly Brake solenoid Brake guide Brake band assembly Brake drum assembly Brake arm R Brake spring 250V Brake adjustment plate Wire wound resistor D Wire wound resistor A Brake plate L assembly Brake arm L Stiffen angle Washer 6d BN1 Switch mounting plate Line voltage selector switch Cord f ixer B RNG O36 D R KC 016 0 RN E 478 0 RKC o13 O RN B 053 0 RN 8 51 3 0 R BF 019 0...

Page 66: ...nnection cord Cleaning kit Splicing tape Cleaning ribbon Vinyl bag Packing sheet Operating instructions Operating instructions Operating instructions German Franch Protector Ribbon Vinyl bag RHK 131 0 RHG 072 0 RHC 028 0 RHC 029 0 RHC 030 0 RHA 082 0 RH4 083 0 RHC 031 0 RH L 025 0 RXX 149 0 REB l 19 0 RDE O1O A RE4 005 0 P45 851 0 833 856 0 REG 010 O RHC 023 O RRB 041 A RR8 046 0 R R D 008 0 RHC 0...

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