Panasonic RX-DT505 Service Manual Download

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Summary of Contents for RX-DT505

Page 1: ...r 10 cm PM Dynamic speaker 2 79 Tweeter 2 cm Ceramic speaker MIX MIC 5 mV 200 600Q 3 5 HEADPHONES 32Q 23 5 CD OUT 1 V CD 0 dB 680 W x 174 H x263 D mm 6 6 kg without batteries 44 1 kHz 16 bit linear Se...

Page 2: ...RADIATION EXPOSURE m PRECAUTION OF LASER DIODE CAUTION This product utilizes a laser diode with the unit turned on invisible laser radiation is emitted from the pick up lens Wave length 780 nm Maximum...

Page 3: ...the SET button AVOID DIRECT EX urkopplad POSURE TO BEAM Betrakta ej stralen VARO Avattaessa ja suojalukitus ohitettae ssa olet alttiina nakymattomalle lasersateilylle Ala katso sateeseen ADVARSEL USYN...

Page 4: ...mode Automatic tape level setting button ATLS Press this button to begin the recording from a CD Cancel button CANCEL t SET button SET Ci a 3 Jog dial Al JOG SS OOO fit 3 oy Panel cover ____ __ 5 Spe...

Page 5: ...number indicators Program indicator PROGRAM Tuning indicator Gy Stereo indicator iia Monaural indicator MoNo If the FM mode beat proof button on the remote control unit is used to select monaural mode...

Page 6: ...Reverse mode select button REVERSE MODE 2 Counter reset button COUNTER RESET Press this button to reset the tape counter Rec pause button 1 Deck 1 cassette eject button 4 EJECT 5 Deck 1 cassette comp...

Page 7: ...indicator will appear Program button PROGRAM Press this button for CD program play and for preset memory of the tuner FM mode beat proof button FM MODE B P The functions of this button change accordi...

Page 8: ...not turn the variable resistor laser power adjustment It has a already been adjusted Be sure to short this portion Grounding for electrostatic breakdown Use the shorting pin or clip prevention Clip Sh...

Page 9: ...of the Operation P C B a ies Removal of the Operation Button Procedure Procedure 1 2 3 1523 4 Nets Seete a Soe fe See oe ee Operation button 1 Remove 2 screws 2 Release 3 claws in the direction of ar...

Page 10: ...shown above Removal of the Mechanism Unit Procedure 1 2 5 7 Mechanism unit Remove 6 screws Remove the mechanism unit Release 4 connectors J951 J971 CP301 CP302 Resolder 2 solders Remove the screw Rele...

Page 11: ...n the direction of arrow by 2 Remove 5 screws keeping the claw pressed in the direction of arrow Ref No Removal of the Back up Battery Ref No Removal of the Woofer Speaker 19 P C B 20 Headphones Proce...

Page 12: ...lever ___ DECK 2 DECK 1 m om if I Hi C oJ fo oO QO OF we ee ey u Aa Eject spring Eject spring DECK 2 DECK 1 2 Remove the eject spring 3 Remove the eject lever in the direction of arrow Claw Ejectrod 6...

Page 13: ...of arrow Turn table Traverse unit 5 Remove the two pins using a regular screwdriver 6 Lift the traverse unit Be especially carefui not to scratche the turntable Procedure 1 2 5 6 11 26 27 28 29 30 1 S...

Page 14: ...n of arrow by keeping the claw pressed in the direction of arrow Procedure 152 5 6 11 26 27 28 29 30 31 32 33 34 Slide the lever fully in the direction of arrow and pull out the lever Removal of the L...

Page 15: ...he chassis held down lightly in the direction of arrow 1 e Remmove the Loading roller in the direction of arrow by 3 Remove the pulley and gear Lever keeping the 2 claws pressed in the direction of ar...

Page 16: ...down in the direction of arrow Traverse unit Under tray 8 Move Lever in the direction of arrow The traverse unit is lowered 9 Slide the disc tray in the direction of arrow Make sure that the under tr...

Page 17: ...Tofconnectoni 2 Pt cis S M CIRCUIT CSI2 R20 R 2 eax RIOOGF e Page 28 33K 83x cod pen pee PLL CL se 2 1V 03 38 abe a 2SCI674LTA ares a8 3 Ia e56 9 BUFFER AMP 8 Pui ce FM OSC ESELE my rys pa Q13 14 i ad...

Page 18: ...INS e Z v MOTOR DRIVE g al 2 vA 4h cs702 tlhe t Bie Gbe Ben 8 2 s e lzlEleje e al Fd c739 R726 4 1 rest sw SPINDLE Oy eR I Le ic7o6 S S SPSS E ope S Spe af EMRE a suck Seis pa ia ol Des S S woroR O O...

Page 19: ...b es 46 2 S g G aaa abcdefghijkimnop w 2 a 2 a 4 g a Zz 2 oO w Swe z we at TE yo ae g 2 5b 3 3 Lg BG 3 7 zu sig 5 2 S 2 2 8y S13 eS 28h 3 B Z oS oc Se ei gsi gfhk vel 3 ad e oe esT S o n 3 2220 cod fe...

Page 20: ...O eis LOSE _ sak R677 Ik ve LOADING MOTOR 2 Ravi0 8 43 st Leo sno To BJtuner 6 s CIRCUITICPI 2SA I3Z309RTA POWER SUPPLY UN4IITA MUTING CONT Q405 505 2SC33IIRTA MUTING C667 lovee R657 100K R658 100K C6...

Page 21: ...51 Deck 1mode detect switch 1302 z sel S952 Deck1 cassette tape insertion detect switch BAT7755 S953 Deck 1CrOz tape detect switch R P SELECT 2 tt i h Te s971 Deck 2mode detect switch O O O O gat ow c...

Page 22: ...MOR J97t On Ow 0 9 0 J95I 70m r r coTl KIOOP slzlz e sev 5 e ep ipipcrar tye e crop arAme efits Lee DN685 ALB T i tat f re x fo fad z HALL IC 3 arc BB MECHANISM DECK2 CIRCUIT MECHANISM DECK CIRCUIT 31...

Page 23: ...REP1315B Jee ICI Sa ae oe ete hs ao es CD OPEN CLOSE VOLUME Dp Jd TELESCOPIC z gop eee at ANTENNA i D oh 1C705 Q5 Q3 1C706 HEADPHONES P C B cbD O D BAND REPI3I3C feo TUNER E el CONNECTOR 2 PC B REPI31...

Page 24: ...ates printed circuit on the front side of the printed circuit board circuit board indicate connection points between conductors on the front side and back side of the circuit board jay be modified at...

Page 25: ...15 RVTDTC114YST 28C3311R UN4216 S RVTDTA143XST 28C3312RTA UN4217TA B LA RVTDTC144TST 28C3313B CE 71300 Power trai K a pies ae YW MA165 MA4051MTA MA4130M RVDMTZ4R7BTA 1N5402B M21 Battery sme aarvenescr...

Page 26: ...EITEZTEIIIID PPPTITEPTEEPTTTEEEPPTTPTIPEPEIPIES OE Rm hh V7 ar POWER SUPPLY OPERATION P C B PC B LH Leh CERAMIC SPEAKER MEMORY BACK UP TWEETER FOR COMPUTER CLOCK 2cm BATTERY4 UM 3BATTERIES 6V 1 R6P LR...

Page 27: ...with the moves up and down coil tester at about 30 ohms The lens will slightly move up and down during the checking The turntable rotates 3 Check ifconductance on Broken or both ends of coil with the...

Page 28: ...disc occurs 2 Press the manual search button to check for smooth manual search operations at either low or high speed in both the forward and reverse directions b If the operations are normal CD adjus...

Page 29: ...g signal tracking coil driving signal and traverse motor driving signal are converted to analog signals again and sent to the coils and motor to perform proper servo contro for a disc ANALOG SERVO SYS...

Page 30: ...lance adjustment manually The following flow chart shows the sequence of automatic adjustments Flow chart on automatic adjustment sequence START Focus search operation ON Focus offset adjustment Track...

Page 31: ...tment of a tuner P C B _ the tape deck P C B _ E7Pin Lorin been 10 Pin Part No RFKZ0009 set of 2 extension cables For adjustment of the CD P C B 7290 racer a CDP C B CS702 MAIN P C B CS7021 For check...

Page 32: ...page 10 2 Remove the headphones jack P C B by keeping the 3 claws pressed in the direction of arrows 3 Remove 2 screws and remove the CD unit holder RFKZ0009 6 Slide the lever fully int he direction o...

Page 33: ...an output reading Set power source voltage to 15 V DC Set power switch to ON Set function switch to TAPE ee J eHEAD AZIMUTH ALIGNMENT INDICATOR TEST TAPE ELECTRONIC YOU METER ADJUSTMENT SPECIFICATION...

Page 34: ...ompleting the adjustment lock the mechanical How to set the self diagnostic function adjustments with lock paint RZZOLO1 Follow the procedures outlined below to set the self diagnostic function mode b...

Page 35: ...HIGH or LOW At about 1 Vp p Are there outputs at pins and of 1703 Does laser diode L OV come on NO Is pin 62 of IC706 at HIGH or LOW Is pin of IC704 at HIGH or LOW Inner track limit switch is defectiv...

Page 36: ...gnal input 1 ft a Position detecting buffer input 5 VOUT2 O Spindle motor control 13 VIN1 Spindle motor control RF signal output a 7 Tracking error cross detection 6 NC _ GND 14 VIN1 Spindle motor con...

Page 37: ...V input Ground 8 X2 _ Clock f 33 8688 MHz High speed status signal input 9 x1 Ae De emphasis signal input 10 VSS Ground 5 V input 11 AVDDL Power supply 5 V input i 2 12 OUT L Oo AF signal output Lch...

Page 38: ...n roy 31 ee Remote control signal input 2 OSC1 O Clock output 4 MHz 1 32 BLKCK Sub code block clock input 3 OSC2 1 Clock input 4 MHz T 33 STATUS CD status signal input 4 VSS GND T 34 CD RESET CD reset...

Page 39: ...AS 39 generator 36 Ng SUBQ he Ad 28 Gaaee ee 5t 2 52 interface Ae ae eer eee 30 oes CLVS te I Ik e io SSS SSS SS ere i a ne Sorts ooo lige 7 x Be 2 eS re oO ro a re Q ra ia Ww tad a n __4 ______ _ f...

Page 40: ...33 I h 4X1 i L eas ey a SoS hee Saha Bee ee ate eh 54 155 46 59 29 22 42 43 44 45 3 xe 6 x a e ber o 8 3 0 6 3 re vow x z 64 un Z601 4 Remote control REMOTE STANDBY DomuTe receiver From 1C607 PIN gene...

Page 41: ...G8 2 MKDATAQ a SL iTS 1 CD SIGNAL Vss MKCLK Q2 b o Xa I I Mt at Bo a 4 5 LM700 a aoe emer PLAYBACK HEAD IC3 ers 7 PLL FREQUENCY SYNTHESIZER I I DECK2 l P P HEAD I Ql01 102 y ee HEAD SELECT a MOTOR MOT...

Page 42: ...nee ee ech hnesOpe eee ond 0302 p3ot 4 p302 SWITCHING BEAT PROOF Q305 306 BIAS OSC CONTROL CrO2 NORMAL Q322 SWITCHING CONTROL a e 4d ot hee A i i 65 INPUT SELECTOR MC14052 BCP Q605 POWER SUPPLY CONTRO...

Page 43: ...1 TXBA2C31TBOU FUSE cpl RTOS anssonsce2 LCSERVOAMP escaaiir TRANSISTOR _TEVNDKAAQOBI4 V R BEST EYEAD cp2tRITOS TCAD372DM2R 1 C SPINDLE MOTOR DRIVE UN4215 TRANSISTOR i SWITCH ES CP301 RUPSG AN8377N 1 C...

Page 44: ...RDS2TJ332 1 4 3 3K ERDS2T 10ST van oIM ERDS2TJ222 1 4W 2 2K RJTOZ8WO08 CONNECTOR RJTO57W006 1 CONNECTOR RITOS7WOO6 1 CONNECTOR a RJPSG18ZA PLUG SJTD413 CONNECTOR RJTO28W010 CONNECTOR RITO28W009 CONNEC...

Page 45: ...RDS2TJ222 1 4W 2 2K ECBTIHI8IKBS 50 sEceaLeKaR 4 25y 4 ECBAIHOB1KB5 50V 680P R14 EROSRTU22aT 1 a 220K Tersecevs223v iow 22K ERDS2TJ2727 1 4 2 7K _ ECBTIHLO2KBS ECEALIKOIO8 ov ECBTIHLOLKBS 50V Reis ERD...

Page 46: ...4KEM 16V 0 22U ECEALHKD10B S0V ECUVICIOAMBM 16V 0 1 ECBT1H471KB5 ECEADJKS3311 6 3V 3300 ECALEMA72 ECUVIHIO2KBN SOV 1000P ECEALCKIOOB ECUVIMIO2KBN 50V 1000 ECEA1EU221 ECEAQJKSIO11 6 3V 100U ECBT 1H102K...

Page 47: ...RX DT505 RX DT505 m LOADING UNIT PARTS LOCATION 2 O S Oo 9g fe 9 0 329 CP701 326 76 aos 329 CP702 a...

Page 48: ...5ZA PLUNGER B4282 RMAO 101 SHAFT RUBSO8ZA LEVER LEVER 1UB0088ZB PINCH ROLLER PLATE RUW1412 SPRING RMDS0147B SPACER 108008728 PINCH ROLLER RDG592726 GEAR RUWI402 SPRING ipwo03728 FLYWHEEL ASS Y TRNLIZ...

Page 49: ...reas marked XX as a shown in the drawing ZZOL18 B Cc D SPRING LOCATION EF SPRING ILLUSTRATION The spring illustration used shows the actual size so itcan be used to check the shape of the spring The i...

Page 50: ...ey I 2 38 ax OWN o x oOlm 1oQ o 23 zZ2 sa 4 4 ax O O O Eg al NININ 26 aINININ 5S wo on o gS E23 aos ase ft 1 1 ge ogee oO 25 oz 9 0 6 oL 2D zeGs L aj z 9 ee ma So Nr 4 q va oO 2 oO i ie a I cc z i a...

Page 51: ...RX DT505 RX DT505 RX DT505 CABINET PARTS LOCATION 1 MEM Ml Shalala larpolafoi ALM HIMIMA SL SH1 HM HILALS v Som _ 3092 Cc 3071 6 bool h 4 CP80l are fA J 6 g2...

Page 52: ...0006 SCREW RJROOS7 TERMINAL rawo139 _ caassis _ RFKGXDTSOSEG FRONT CABINET ASSY ppgios4 GIFT BOX TEFBSSSC41A6 SPEAKER TWEETER _ _ 2 RPNO569 EASLOP497B SPEAKER WOOFER oe RPHG53ZA SHEE REXO413 CABLE ASS...

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Panasonic RX-DT505, Service Manual

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