Pioneer ARP-230-0 Service Manual Download Page 16 | Manualshive

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Summary of Contents for ARP-230-0

Page 1: ...IFIPCIFIATION a I Mesuno 1 Ljhome Mesu o ku Tokyo 1 3 Jspen PICINEEFI ELEC THONICB IUBAI lNC 1925 E oomnguez SE Long Beach Cahfo nra go8lO u S A PIGINEEFI ELEC FIC NlC EUnclPEI N V Keerbenglssn 1 2740 Beve en Eletg um PICI YEEFI ELECTFIEINICB AUBTFIALIA PTY LTE 178 1821 tsounde v Fosd Bnaesde Vrcco a 3195 a usc atr Y X O D E C 1 9 8 2 P r i n t e di n l a D a n AM FM STEREO RECETVER Modol Volteg R...

Page 2: ... at85dBf Distortion at65dBf M O N O 1 k H z O 3 Y o S T E R E O l k H z 0 6 7 o 1 watt perchannelpoweroutput C a p t u r e R a t i o 2 f t 8 AlternateChannel Selectivity 400kHz 50dB StereoSeparation lkHz 35dB Frequency Response 30Hzto 15kHz 1 oa S p u r i o u s R e s p o n s e R a t i o 7 0 d 8 l m a g e R e s p o n s e R a t i o 4 5 d 8 l F R e s p o n s e R a t i o 1 0 0 d 8 AM SuppressionRatio ...

Page 3: ... soundat a low levelof volume This will enhance the bass and treble and give more life to the sound evenat a low volume voLUMEcoNTRoL Use this to adjust the volume of the sound delivered throughthe speakers or headphones The volume is increasedwhen this control is rotated clockwise from the minimum 0 position TUNING INDIcAToR TUNING This lightsup to indicatethat an FM AM stationhasbeen tunedin srE...

Page 4: ...trol the fost mouing items dre indicdted uith the morhs t ond CENERALLY MOWS FASTER THAN This classificotion shall be odjusted by each distributor becduse it depende on model number temperoture humidity etc Bonnet A N E 4 I O Tuning knob AAA 84 Knob B BASS TREBLE BALANCE AAB 317 RearPanelView Earthterminal Complex terminal AKX 073 TopView A Fuse T 1 6A AEK 121 A Power transformer 1120v ATT 942 e K...

Page 5: ...2 t lr4 rvI P HONE S TO R c h S PEAKE RS s r o l 1 1 o r5 a c r 2 o v 6 O H z I o l l q a i l I r S l l F U N C T I O N P H O N O S I 2 F U N C T I O N F M s r 3 F U t c T r o N a M S I 4 T A P E M O N I T O R S I 5 L O U D N E S S ON OFF O N O F F ON OFF ON OFF O N O F F S 2 I S P E A K E R S S 2 2 S P E A K E R S A I a u 9 L sr s LJ 4 41 FMIFIDET MPX rdLF TOR I N S METER DETECTOR vco DET OUT p 6...

Page 6: ...ls are obtained from pins 11 and L2 In addition this unit detects the presenceor absence T L OUT R OUT of a pilot signal to automatically switch between stereo and mono reception by R14 which is con nected to pin 14 When a stereo signal is received pin 13 drops to the low level to light the stereo indicator When pin 2 is grounded the PLL VCO and FM IF operation stop for AM FM Mutingand LED Driver ...

Page 7: ...voltage and a trigger is applied to D15 This turns on Dl5 B1 is shorted the fuse on the primary side is cut and the power supply circuit is shut off Fig 5 3 shows the power on off muting circuit Time constant t1 is longer than t2 so that imme diately after the power is turned on the emitter potential of Q15 exceedsits basepotential QL5 is turned on to activate Q16 and Q17 and ground the signal A f...

Page 8: ... 3 G N D 5 6 8 9 r O 1 3 t 4 4 MUTING Vee OUTI OUT2 Vee Fig 54 Equivalent circuitof powerlC Mark No Part No 1 AHA 335 2 ARB 525 3 AT8 076 4 ADH Oos 5 AHE l02 6 PACKING Description Side pad Operatinginstructions English Loop antenna assembly T type antenna Packing case ...

Page 9: ...er Earth terminal Rear panel Tuning drum Smoother Pointer holder Pointer assembly Heat sink 1 ANE410 2 BBZ30P080FZK 3 ATT 942 4 PMZ30P060FMC 5 AAD O8 6 VMZ30P060FMC 7 NKgOFUC L AAB 317 9 NKTOFUC 10 AAA O84 11 AAB 316 12 ANM 292 13 AAD O7 14 AAD 06 15 ASG 541 16 AAD Os 17 AEC 784 18 AXA 373 19 AEC471 20 MTZ3oP100FZK 21 AEK 121 22 AKP 39 23 ADG 73 24 GWM 267 25 AKN 045 26 SUJSLYXSF 27 ACG O17 28 BBT...

Page 10: ...3 2 1 A g m tr E t e q 2 Sr N g f _ r E JF l u I tri D 9 t 0 t l 3 2 1 2 U 9 rs 2 Z 7 22 727 7 z ...

Page 11: ...4 2 0 A B C D 6 V I hs s is j S i q Ks I ...

Page 12: ...N ExternalAppearances of Transistors and lC s 3 2 I DIAGRAM 2SC1923 COMPLEX Q3 A2 Ass y GWM 267 2SC461 B f irvp N S 2SA1115 2sc26lt3 a r ML M illill ll jil sTK4141 2S M521aP NJIT44558D C det x ItttJtll d 3 2 I M51533 L LED Ass y ...

Page 13: ...I 6 5 4 Q 7 q9 q0 Qro ot6 ofi qt7 32 O2l 6 5 4 ...

Page 14: ...I I 8 7 HEADPHOT E JACK Ass y B SWITCH O UNSWITCHEO roow MAx toow MAx c D POINTERAss y I l 7 l t I I ...

Page 15: ... r 4 6 A C H 2 4 9 vR 3 RHAAAV5502 Q r 2 7 9 o 4 o 5 6 13 16 r7 o a ot2 Qt4 5 2SC461 25K246 JCSd 2SA992 2S0aao J4101 o r 3 o 2 D4 o a D9 0 1 1 r N 4 t 4 8 O 1 2 i N 4 1 4 8 wz o75 0r3 r4 roE 2FO 2 1K261 0r5 8CR6AM 4 K Z L 1 4 O D t 6 S Z O 2 R B 4 O 2 D 1 7 1 8 t N 4 1 4 8 w z i 3 0 c r 5 7 c r 4 o I r I 2 r L c t 2 5 4 R r 4 5 T z z o l r o k J i 47 F c r rook I crr4 a 3 2 ...

Page 16: ... the pdn lh relore whcn repttrrng be ere to u pafts of identical designarion X markd capeitoB and rsistoE h e psds numbe6 This is the basic hmatic diagram but the etual circut may vary due to improvemenb in d sisn L E o A 3 r r y t I 06 aEL 40 I 0 6 0 L J POINTER A3s y SITCHES COMPLEX A sry S l t F U N C T I O N P H O N O s r 2 F U N C T I O N F M s l 3 F U N C T I O N A M S I 4 T A P E M O N I T ...

Page 17: ...50 coMA 153K 50 coMA333K50 caMA242J50 coMA 822J50 coMLA124K50 cosA 182J50 cosA 511J 50 ccDUJ050c50 ccDsL 270J50 ccDsL121J50 ccDSL101J 50 ccDsL22 tJ 50 ccDcH150J 50 ccocH 220J 50 CKDYF 1032 50 CKDYF 223250 CKDYX47PM25 CKDYB 222K50 ACG 19 cl50 cl47 Cl60 cl43 cl01 cl02 cl31 Cl32 cl5 Cl33 Cl34 cl9 C20 c127 C128 cl07 cl08 c109 cl10 cl29 Cl30 c l 8 c34 c7 c125 C126 c30 c113 Cl14 Cl17 C118 cl03 cl04 c2 c...

Page 18: ...EMICONDUCTORS IMark Part No Rl75 Rl80 Otherresistors Symbol Description ASG412 AWBO44 AKX 73 AEC 940 PBZ30ZP060FMC ABA 271 Headphone JackAssembly Mark Part No 51 Push switch FUNCTION TAPE LOUDNESS FM Front nd Complexterminal Bivet Screw 3 x 6 Screw Symbol Description A a 25C461 25C19231 sTK4141 2S M51533L B M5218P NJM4558DX 25K246 25K34l 2SD880 2SD3131 2S4992 2SA7265 JC501 2sc2603 JA101 2SA1115 1N...

Page 19: ...und the tuning shaft 3 times 8 Passit over pulley E wind it around the tuning dmm 1 time and finally tie it to the spring hook F so that it is tensioned 9 Tum the tuning shaft ild check that the cord movessmoothly 10 Cut off any excesscord 11 Turn the tuning shaft counter clockwise as far asit will go 12 Align the dial pointer with the starting point of the dial scale and then passthe cord over it...

Page 20: ...S uoFT3 ___ N o 1 No 4 vns No 6 1_ Y T 1 Adjustment points in brachets for SX 202L Low Waue only Step FM SG 400H2 t75kHz deviation Position of dial pointer Adjustment point Adjustment procoduro Frequency Level 1 98MHz 66dB 98MHz T 1 set the output of the REc ouT terminalto the maximum value 2 98MHz 46dB 98MHz T6 Set the SIGNAL meter to the maximum value 3 98MHz 66dB 98MHz T 1 Adjust the output of ...

Page 21: ...imum value 2 TC5 3 TC6 4 Confirm that the dial pointer does not get out of position at 106MHz and 98MHz Step AM SG 400H2 30 modulation Position of daalpointor Adiustment point Adjustment procedure Frequoncy I Level I 1395kHz 100dB 1395kHz TC3 Set the SIGNAL meter to the maximum value 2 603kHz 100d8 603kHz T3 J Set the AM SG to 3OdB output level repeat steps to 2 above 4 1395kHz Set the SIGNAL mete...

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