Technics BL-PD349 Service Manual

ceManLa Servl Compact Disc Changer Compact Disc Changer SL-PD887 Golour (K) ... BlackType Areas P ................. U.S.A. PP .............. U.S.A. and Canada. E ................. Europe. EB .............. Great Britain. EG .............. Germany and ltaly. GC .............. Asia, Latin America, Middle Near East and Africa. GN .............. Oceania. \'-' I Applicable Serial Number Suffix I How to distinguish in GD unit I Interchangeability SL-PD349 I This document is supplementary to the SL.PD687 following Service Manuals: Model No. Area Code Order No. sL-PD349 (P) AD9404110A1 SL-PD665 (PP) 4D9401023A1 SL-PD687 (E) (EB) (EG) (GC) (GN) 4D9502043C8 SL-PD887 (E)(EB)(EG) 4D950206642 (GC) (GN) 4D950206743 The "NEW" Traverse Deck (Ass'y) (RAEO152Z) and the "FORMER" Traverse Deck (Ass'y) are interchangeable. Even if the CD unit has the former servo P.C.B., only the traverse deck is changeable to the new one. A WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. lt does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious f njury or death. 1998 Matsushita Electric Industrial Co.. Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. SL-PD665 CD servo P.C.B. I Purpose Please be informed of that the "Traverse Deck (Ass'y)" and "CD Servo P.C.B." of the CD unit have been changed on production. Model No. SL-PD349 sL-PD665 SL-PD687 SL-PD887 SerialNo. Suffix lrom"K"onward from"l"onward from"F"onward from"F"onward CD unit " is shown in this olace of CD servo P.C.B. Technics'

A OPTICAL PICKUP CIRCUIT El co sERVo ctRcutr SERVO AMP TP4' fP12 É* FÉ T PI.AY ddftlifitlB-'Y ICZO3 2ms.0.tv/Dtv. AN878OSBE2 FOCUS COtU TRACKING COIV TMVERSE MOTOR/ SPINDtr MOTOR DRIVE $r* $É R = TP3|:} F: É TP31 TP32 J I L¿ ¿ t r < o z o * ! { o o z @ q o o - a t s r h Í 9 � x 3 9 E E E " � g ñ H E 3 É t r = h \ t 6 3 E z ó ó z F ; ü H F ' P p i Uoc É g E = . 2 z s H i : E É ! H g z e É : E $ ¿ " ¡ ¿ ¿ + ñ ¿ i - 2 - R728 6.8K

CD signal line . r>: Positive voltage lines Ái\.t'* T''*' g¿' 8E iV\/\ l** 9 = ñ q ñ o I tsq d . !=ñ I EÉ+ EH PLAY r$ftr\i+trlg:; TP J l 2 TPl I _f Y I q l t s l q l c7s3 470P ¿ ¿ PF+ "l sml (REST) <--ra TPI é t , I ci O I Y Y Y U O 3 3 9 8 8 e = @ a = l t o """ Hgf ;3:8t FHÉ55 gEEHEE d"" l x2 n ^ n ¡ PLAY LRcKI ^¿ nnn f PLAY tRcK xr+ ll llll Tt.3v rnr-1¡¡1¡¡¡-sv sRDAra vs J \/ V | +"* lll ltr_ ül llJ ltr ou Dvoo, SBCK F=t6.93rt4MHz | =rr.Jms. DVst suBc \ rx Poo lczoz \*r¡crx PcK MN6o2z¡rt RPA \+MDATA EFM SERVO PROCESSOR/ \+Mr.O AVss2 DlclTAL SIGNAL PROCESSOFy SENSE AVDD2 B|f'¿á'"[LTFEá ,rlocK VCOF /TLOCK PLI.F +RIKCK Pl F /+BLXCK DsF / socK DRF PLAY PI,AY , sUBo ffi,.-Sfrx Jl==+lJ "!ff H^ti o.s¿slzvrü¡v. sMcK T E S L a > P M C K Z - X E F Z J r u I E E E "+ s' E e r É ñ E ñ E g i E e E,¿ erqi ifl^".,, ;é üíóÍ r¡vxrtn. l|**t g-.)' SwlTcHlNG zmi. olrvjrilv- ( s v ) TPz Irt - l - t ^I _ v . oz - 3 - ) = z ;

Note: This printed circuit board diagram may be modified at any time with the development of new technology. - A -

@ I I I GD? v ./llz I e l d f-x' t l @ g i I RT i \ l : \ I t \ l t \ e l )I A \ g C@ \ \ 7 @ ó w ñ d * o v ^YX,.- T - 5 -

Re f. No Part No. Part Na¡re & Descriptiot Remarks l 6 RAEor 522 TRAVERSE DECK ASS'Y I I l 0 - l sHGDl I 3-l LOATIIIG RUBBER r6-2 silsD38 SCRET I nrE0l 09 :r0^rtrc sPRtilG(r) I E RTE(}I 12 FLoATttG SPRllrc(2) I RTR()69E-|( TRAYENSE CHASSIS r20 Rrs0627 TNAVERSE FIXED PIII(I) t 2 l Rrs0350-r TNAYERSE FIXED PII{(2) 22 (lv2+6G iCRET 2 24 Tt{2+6G icnEf c70l :CEA0JKA330 | i.3Y 33U c702 :cuzt{El01rBil25V 0. rU c703 :cEA()JXAl 0l I 3V l00u c704 :cuzilEr 01rBll25V 0. lU c706 :cuvtH?72xBt{ 50v 2700P c707 :cuvtE273K8t¡ r5v 0.027u c70E :cuvr H392K8t{if}v 3900P c709 icuvr E563K8r{rsv 0.056u c7r 0 :cuvl Hl 5r Kctl i()v l 50P c ? l r , l 2 :cu$rEl0lzFlttsv 0. lu c7r 3 :CUZI{El 04I81{ tsY 0. ¡u c7l 4 :CEA0JKAI 0l I ¡.3V r00u I L t I t :CUVI HI E2KBII iov r E00P I c7t 6 tcuvlHS2tKBt¡i()Y 820P 1 c717 :cutilEl 01zFr{lsY 0. ru I ¡ 1 8 :cuvltc224KBtl16V 0.22U I c12l,22 :cuvlnl 50Jül50v r 5P 2 c723 :cEAtAKAz2l I t0v 220u I cr24 :cuzt{Er 04rBr{25Y 0. lU I c72s,26ECUEI Hl 02K8i¡ 50l, | 000P c727,28ECEAI HPK()I OI sOY IU c730 ECUft¡Et 04ZFtl 25V 0. rU I c73r. 32 ECEA{,JKA22I I 6.3V 220U c733 ECUZi¡El 04I81¡ 25V 0. lU I c734 ECEAIAKAz2I I t0v 220u c735-37 ECUft¡Er 01ZFlt 25Y 0. tU c73E :cuzl{Et 04r81¡25V 0. ru c739 icuvtHlo3KBll i0v 0 01u ct42 :cuvtE273KBtltsv 0.027U c713 icufilEr 0lzFr{ tsv 0. ru cl 44 :cuvlEl 23KBtlt5v 0.0r 2u c745 :cuEr c173KBXr6l/ 0.047u c7 41 :cuv1H22l KBI{50v 220P c749 :cuvlH222K8t{ 50v 2200P c750,5r :cuz[Er 04l8tl ¿5Y 0. ru c753 :CUVI H47I KBT 50v 470P c751 :cuEl H47lK8ll50Y 470P c76r,62 icuEr H17lK8l{50v 170P cil701 rJU035t0l 5-t iocKEf (r 6P) cll702 rJsrA6723-rQ ;0ililEcT0R (23P) lc70r \I{EE37SBEI tc tc702 1x66271t RPA tc I c703 \r{87E0S8E2tc Q70r 2SB709STX tRAt{s I sT0R I Q702 )TCl I 4YKAI 46 TRAI{S I ST0R I R70l :RJ6CEYi4n7V t/10t 4.7 I R702 :RJ6GEYJ822V l / t 0 t E . 2 K I R703 ERJ6GEYJ823V t/l0t 82K I R701 ERJ6GEYJI02A r/r0f lK I n705 ERJ6GEYJ I 24V r/r0f r 20K I R706 ERJ6GEYJIO2A r/r0t tK I R707 ERJ6GEYJ47lV r/l0r 470r( R708 :RJ6GEYJ I 54V t/r0r r 50K R709 :RJ6GEYJ473V r/r 0f 47K R7l 0 :RJ6GEYJIO3V r/r0f r0x R 7 l I :RJ6CEYJ151V r/r 0t r 50K R7l 2 :RJ6GEYJ22IY 1/t0r 220 R7l 5 RJ6GEYJI22V r/r0f l.2K n7t 7-20 :RJ6GEYJIO2A r/r0f lK \.1 Yl -,P Re f. No P a r t N o . Par t Nane & DescriDtiol Remarks n72l :RJ6GEYJlOIV r/l0f r00 I RT22 :RJ6GEYJ473V 1ltlt 17K I R723 :RJ6GEYJ I 52V r/r 0r r. 5K I n?2,{ :NJ6GEYJ333V l/l 0f 33K I R725 :RJ6GEYJI 22Y t/10r t.2K I R726 iRJ6GEYJ393V r/r0t 39K I R727,28 ERJ6GEYJ682Y l/r0f 6.8K R729 ERJ6GEYJ562Vl/l0t 5.6K R731 ERJ6GEYJ6E2Vr/r0f 6.8K R734-36 :RJ6GEYJI()IVr/l0r 100 3 n73E :RJ6GEYJ223V 1ltot 22K R74l -13 iRJ6GEYJ562Vr/r0f 5.6r( 3 R714 :RJ6GEYJI Í)lV t/l0f l00K R715 :RJ6GEYJI55Y t/10t l.5r R748 :RJ6GEYJI 52V r/l0r r.5K R719 :RJ6GEYJ682Y r/r 0r 6- 8K R752 :RJ8GEYJ22OV t/8r 22 RJT(}I :RJ6GEYON|}()A :HIP JUTPER RJ702-r 0 :RJSGEY()R(){}A ]H IP JUTPEN RJ72r-2E:RJ6GEY(}ROOA ;H IP JUTPER RJ75|, :RJ6GEYOR|)()A )HIP JUTPER s70r tsHrA013-u if I IJT()I :YF8CU )HIP CL IP I x70l tsxzr619I0rf)sct LLAT0n I - 6 - Printed in Japan H98011 0500 TN/HH ",¿

SL.PD469 SL.PD665 SL.PD687 SL-PD787 SL.PDBBT SL-PD987 Colour (K) ... Black Type Note : This Supplement Service Manual is intended to provide additional information or correction to the existing service manualfor model No. SL-PD469, SL-PD665, SL-PD687, SL-PD787, SL-PD887, SL-PD987. Be sure to 'IMASH is a trademark of NTT.I CD SECTION : R TRAVERSE DECK SERIES A wnRnlnc This service information is designed for experienced repair technicians only and is not designed for use by the general public. lt does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to serv¡ce a product. Products powered by electric¡ty should be serviced or repaired only by experienced professional technicians. Any aüempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death. ncomPAcT EJ[5G DIGITAT AUDIO MASH- '\r'' DIGITZL Please file and use th¡s Serv¡ce Manual together with the Service Manual forModel No. SL-PD469 Order No. AD950203841 (P) Model No. SL-PD665 Order No. AD950101lGl (PP) Model No. SL-PD687 Order No. AD9501003C1 (BPC) Model No. SL-PD787 Order No. AD9501009C1 (BPC) Model No. SL-PD887 Order No. AD9501010C1 (BPC) Model No. SL-PD987 Order No. AD9501004C1 (PP) O 1998 Matsush¡ta Electronics (S) fte. Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law Area Sutfix for ModelNo. Area Colour (P) u.s.A. (K) (Pc) Canada (PP) U.S.A. and Canada ARCHIVO ¡ F. INGRESO: Technics

rp D787lp iggzl eggz__] I Schemat¡c Diagram AOPTICAL PICKUP CIRCUIT TRACKING corL ' FOCUS l c o r l L - - - - - ¡ El co sERVo clRcutr ÉÉ* FÉ É: sv)# R 8 oci OV 14.rv) OV TP39 TP,l0 é: TP3' TP32 lP42 K (VREF} / PLAY dÉütihtlslY lC7O3 2ms.0.lV/DlV. AN878ONSBE2 FOCUS COIU TRACKING COIU TRAVERSE MOTOF/ SPINDTE MOTOR DRIVE pllv I ,fttls-'v =t l+ oc? | R736 l m , : é f- 1 H F s ñ F E e É É E É . � É r " 4 . * - 5 5 - H $ h s g F É É H ñ 9 3 ñ B Z a S E E = L F > 4 U F F F U Ú > A A R G F E D C R72s C7t5 l.2K t8{nP 3 ? 2 I H ¿ 2 = 2 > 9 . ¿ á + + 9 4 o o o ó o 6 ñ ñ ; ; o o o o o o z c - 2 - 8r* É¡ R72A 6.SK

R7 17 t m c73 | 6.3V220 r--HF I I c730 | 0.1 ñ ñ ls.sv J V L I P . P fkHz,0dB R7l8 t m /\/\A l'* --1 ;ñl D;I OV c753 470P f ! B E : : É ! Í - r ¡ É É = - - Í , ; b b k s á 9 s r e G. q g f r """ É 3¡ É 3 : E É F üÉ : É * :H E ÉE d""; ii -Jl/\Al,* rufimrt 'xffi sBcK F=t6.9il44MHz Til3.3ñs - DVsf suBc \ rx PDo ICTOZ \\+MCLK PcK MN66274l RPA \>t¡orrr EFM sERVo pRoc€ssoR, +MLD av.c, DIGITAL SIGNAL PROCESSOR/ SENSE AVoo2 óir cóñüLÁiÉir /FLocK VCOF ,.TLOCK PLtf BLKcK DStf SOCK DRF PI-AY SUBQ ffi, Mlg* "iili 0.5!s.0.2VlDlV. pt-Ay SMCK TEs !-.6 > PMcx É e c É s ! É * * É ñ E a e g i É s E E 'l. PLAY 9v. 3131,."*o,ou t#+Jg'Yi=' SWIfCHING 2ms.0.1V/0lV H G F E T P I l I T P l 2 I T P I 3 I T P I 4 a l d l - I -{F ra* : l t = t t ó ¡ l ¿ l - S t t s t t ñ b | 5 | | ü - 3 - i ! 9 o q ,o Gl "oror a,rcurr{cN5o2) oN PAGE 1o

Parts List Notes: New and Original are not compatible. Use proper parts as required' - --- - [M] Indicateé in the Remarkscolumns indicates parts supplied by MESA' lefNo PartNo. PartName&Descridion Rsnarc NIEGRATEDCIRCU�TS tc701AN8837SBE1 IC, HEAD AMP tc7a2 vtM6'2741RP4IC. DIGITAL LSI rc703AN878ONSBE2IC.4 CH DRIVE TRANS¡STORS Q701 zSA1O37AKSTX TRANSISTOR Q702 DTCl14YKA146TRANSISTOR swlfcHEs s701 HSHlAO4}U RESTSWITCH CONNECTORS cN701RJ52A6016 16 PIN FFC CONNECTO cN701RJS1A6723-1Q23 PIN FFC CONNCETO osctu-ATCIRS )c/01 tsxzl6M9M01T]ERAMICOSC CHIPJUMPERS RJ7O1:RJOGEYOR00A CHIPJUMPER RJ701:RJ6GEYOROOA CHIPJUMPER RJ702 ;RJgGEYOR00A CHIPJUMPER RJ7O2:RJgGEYOR00A CHIPJUMPEH RJTOÍ :RJBGEYOR00A ]HIPJUMPER RJ703 :RJSGEYOROOA CHIPJUMPER RJ7O4:RJSGEYOROOA CHIPJUMPER RJ7O4:RJSGEYOROOA CHIPJUMPER RJ7O5:RJSGEYOROOA CHIPJUMPER RJ705 :RJSGEYOROOA CHIPJUMPER RJ706 iRJSGEYOROOA CHIPJUMPER RJTO€:BJ8GEYOR00A ]HIPJUMPER RJ7O7:RJBGEYOR00A CHIPJUMPER RJ7O7:RJSGEYOROOA CHIPJUMPER RJ7O8:RJSGEYOROOA CHIPJUMPER RJ7O8:RJSGEYOROOA CHIPJUMPEB iefNo, PartNo. PartName&Description Rernarl6 R.1709:ñJó(¡EIUñWñ CHIPJUMPER RJ7O9ERJSGEYOROOA CHIPJUMPER RJ71OERJSGEYOROOA CHIPJUMPER RJ71OERJSGEYOROOA CHIPJUMPEB F,J721ERJ6GEYOROOA CHIPJUMPEB P"J721EBJoGEYOROOA CHIPJUMPER P"J722ERJ6GEYOROOÁ CHIPJUMPEB N72. CHIPJUMPER wn ERJ6GEYOROOA CHIPJUMPER wa ERJ6GEYOROOA CHIPJUMPER RJ724ERJ6GEYOROOA CHIPJUMPER P,J724ERJ6GEYOROOA CHIPJUMPER RJ726ERJ6GEYOROOA iHIPJUMPER ruT¿O ERJ6GEYOFOOA CHIPJUMPER NM ERJ6GEYOROO¡ CHIPJUMPER A)727ERJ6GEYOROOA CHIPJUMPER RJ728 :BJ6GEYOROOA CHIPJUMPER P"J7nERJ6GEYOFOOA CHIPJUMPER rutó¿ ERJ6GEYOROOA CHIPJUMPER a t v ERJ6GEYOROOA }HIPJUMPER RJ750ERJ6GEYOROOA CHIPJUMPER RJ75CERJ6GEYOROO¡ CHIPJUMPER TESTJUMPER J701EfFSCU TESTJUMPER MECTIANFMS 116 RAEO1s2z-MlRV 11&1 sHGDll$1 FLOATING CUSHION 116-2 SNSDOS SCREW 117 RMEOl09 FLOATING SPRING B 118 RMEO142 FLOATING SPRING A 1 1 9 RMRO69&K TRYCHASSIS 120 RMS012&1 FIXED PIN B 121 RMS0350 FIXED PIN A 124 )cfN2+6G rcBSCREW lefNo PartNo. PartName&DescriPtion Rsnafls Y - 5 -

Notes : ' Capacitorvalues are in microfarad (¡rF) unless specified otherwise, P=Pico-farads (pF) F=Farads (F) * Resistors values are in ohms, unless specified otherw¡se, 1k=t,99916¡1"r, 1M=1,000k(OHM) Reftio. PartNo. Values&Remarks RESISTORS Frc1 EHJ6GEYJ4RTA 4.7 VlOW frt@. ERJ6GEYJ822A 82K 1/10W tr& ERJ6GEYJ823A u< ul0w F704 ERJoGEYJlO2A 1K t/10w trrc5 ERJ6GEYJ124A 120K 1/10W rm ERJ6GEYJlO2A 1K 1/10W H7ú ERJ6GEYJ474A 470K 1/10W FITB ERJ6GEYJl54A 150K 'tll0w Fro ERJ6GEYJ473A 47K 1/10W F710 ERJ6GEYJlO3A 't0K 1n0w F/11 ERJ6GEYJ154A l50K 1/t0w fr712 ERJ6GEYJ221A m 1/10W R715 ERJ6GEYJl22A t2K 1/10w frt17 ERJoGEYJlOlA 100 1/r0w F/18 ERJ6GEYJlOlA r00 1/10W frr21 ERJ6GEYJlOlA r00 1/'t0w frrz. ERJ6GEYJ563A 56K 1/10W frra ERJoGEYJ182A 1.8K 1f 0W qn4 ERJ6GEYJ333A 33K 1/10W frrá ERJoGEYJ122A 12K 1/10W xr¡, EHJ6GEYJ473A 47K 1/10W frrzl ERJ6GEYJ682A 68K ul0w R7.28 ERJ6GEYJ682A 6.8K 1/10W H|A ERJ6GEYJ562A 5.6K 1/10W F/31 ERJ6GEYJ822A 82K 1/10W FR6 ERJ6GEYJlOlA 100 1/10W F^b ERJ6GEYJlO'IA 100 r/10w rn8 ERJ6GEYJ223A 2< 1/10W n4 EBJ6GEYJlO4A lmK V10W RZIS ERJoGEYJ155A 1.5M 1/10W gt4E ERJ6GEYJ182A 1.8K r/10w F/¿19 ERJ6GEYJ682A 6.8K 1/10W lt52 ERJSGEYJ22OA 2. r/a¡/ F6l ERJ6GEYJlO2A 1K 1/10W RelNo. PartNo. Values&Remarks CAPAC|TORS czol ECEAOJK¡É3OI 3 6.3V c7@ ECUZ1ElO4MBN 0.1 5V c7B ECEAOJKAlOlI 100 63V c1u ECUZ1ElO4MBN 0.1 av c706 ECUZ1II272KBN n@P 50v c7ü7 ECUZIE273KBN 0.ü27 25tú c78 ECUZ1H39KBN 3900P 50v c7G ECUZ1E563KBN 0.056 25V q/10 ECUV1H15lKCN 150P 50v c711 ECUZ1ElO4ZFN 0.1 %v c712 ECUZ1 ElO4ZFN 0.1 av c713 ECUZ'IElOIMBN 0.1 AY c714 ECEAOJKA1OlI 100 63V c715 ECUZlH182KBN 1800P 50v c716 ECUZ1H82lKBN 820P 50v c717 ECUZ1ElO4ZFN 0.1 5V c718 ECUZ1C224KBN 16V cr21 ECUZ1HlsOJCN l5P 50v c?z' ECUZ1HlSOJCN t5P 50v cTa ECEAlAKA221I m r0v cr24 ECUZ1ElO4MBN 0.1 %v g/s ECUZIElO4ZFN 0.1 %v c731 ECEAOJKA22lI m 6.3V cre ECEAOJKA22II u 6.3V c733 ECUZIElO4MBN 0.1 i5v c|u ECEA1AIG221I m 10v u/s ECUZIElO4ZFN 0.1 %v utú ECUZIElO4ZFN 0.1 25V cN| ECUZIElO4ZFN 0.1 %v ut€ ECUZIElO4MBN 0.1 %v c/Jg ECUZIHl@KBN 1000P 50v c742 ECUZ1E273KBN 0.027 %v c743 ECUZ1 ElO4ZFN 0.1 ?5V ct44 ECUZ1E123KBN 0.012 %v c745 ECUZ1HlO2KBN 1000P 50v c747 ECW1Fz21KBN NP 50v c749 ECUZ1H2KBN ?200P 50v u/il ECUZ1ElO4MBN 0.1 6V c751 ECUZIElO4MBN 0.1 %v u/s ECUZlH471KBM 4mP 50v ECUZ1HlO2KBN 1000P 50v RefNo. ParlNo Values&Remarks u/s ECUZ1HlO2KBN 1000P 50v ctfi ECUZ1HlO2KBN 1000P 50v C7Q ECUZlH471KBN 4nP 50v - 6 -

e @ t l IJv 6) \?t l UI r@}- %tq t \ II U\:14 IA é @ J g (Á - 7 - ñESAI 3'J3fT.:¿'.:ffi**"