Sony TA-N55ES Service Manual Download Page 1 | Manualshive

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Summary of Contents for TA-N55ES

Page 1: ...r withnomorethan0 05 totalharmonic distortion from250miliwatts to ratedoutput continuedon next page STEREO POIIJER AMPLITIER Item Condltlon Modelexcepl lor North Europe Modelfor NorthEurope Continuous RMSpower output both cnannets driven simultaneously 4 ohms 20 Hz 20kH z THD0 01 150W 150W DrN 1 6 0 W 1 6 0 W 6 ohms 20 Hz 20 kHz THD0 03 125 W 125 W otl t 1 3 5 W 1 3 5 W 1 00W 100W DrN 1 20W 120W 8...

Page 2: ...0 xHzlfdB Input sensitivityINPUT 180mV 20kohms S N network ô t n F INPUT 120dB A General System Super legato linear purecomplementary SEPP poweramplifier powerful powersupply Power requirements US Canadionmodel 120VAC 60Hz AEP WGmodel 220VAC 50 60 Hz UKmodel 240VAC 50Hz Power consumDtion Dimensions USmodel 280 watts Canadian model 580VA UKmodel 760 watts AEPmodel 190watts wG model 310 watts UKmode...

Page 3: ...s and all other exposedmetal parts for AC leakage Checkleakage asdescribed below LEAKAGE TEST The AC leakage from anyexposed metalpartto earthgroundand from all exposed metalpartsto any exposedmetal part havinga return to chassis must not exceed0 5mA 500 microampers Leakage current can be measured by any one of three methods I A commercial leakage tester such as the Simpson229 or RCA WT 540A Follo...

Page 4: ...hatthebuilt in muting circuitisactivated ln normaloperating conditions thisdoesnotlight lf it lightsup speaker soundisnotheard while operating anabnormality hasoccurred Inthiscase disconnect theACpowercordandchecktheconnected components andspeakersystems E sreneolndicator Lights upwhen OPERATION issettoSTEREO El moHoindlcator Lights upwhen OPERATION issettoMONO ElarreHuAToR Control inputsignalsoun...

Page 5: ...when repairing the power amp section or when replacing any parts IIDLING ADJUSTMENT Procedure SettheATTENUATOR controlaslow aspossible andadjust RT301 L CH andRT35i R CH sothat thevoltmeterreads 7mV at TP301 L CH andTP351 R CH Adjustment Location powerboard sEcTloN 2 ELECTRICAL ADJ USTMENTS digitalvoltmeter DC 0 25V range digitalvoltmeter DC 0 25V nnge ...

Page 6: ...63 D364 rcl0l rc102 rcl03 rc301 rc302 Q201 Q202 Q203 Q2O4 Q30l Q302 Q303 Q304 Q305 Q306 Q35l Q352 Q353 Q354 Q355 Q356 t l0 t 10 J l0 J 8 J 7 c l1 c l0 E r8 F 1 9 G l9 G l8 c l8 c l8 G l8 G l9 G l8 G l8 H 18 J l6 J l6 t l5 c l6 c l6 0 15 t l0 H l0 H 9 H 8 r l5 r t6 t l6 J 1 5 H 15 J r6 D l5 D l6 E I6 c l5 E I5 c I6 D 2 F 2 F 3 H 3 t 1 8 MAINBOARD JUMPERBOARD A CLASSBOARD Note ô o partsextractedfrom...

Page 7: ...TA N55ES RINTEDWIRINGBOARDS tNrorl s ol US Conodion MODEL qEP wG onc MODEL 81 UK MODEL I Y è1 q T Sr f I I l l Yce I c I âi d l ô u 1 f à ri iË ô J 1 o z o l ç F S 1 o 7 ...

Page 8: ...TA N55ES lm US Conodion M0DEL ÀC N 120V 6QNz AEP WGMOOEL trtl a F l À c N 2 2 A v A 6 A H 1 F t oa t 2 0v 5o 60Nr ur uoorL AC SW BoARDI 8 l 4 ...

Page 9: ...3 3 SCHEMATICDIAGRAMS 2 PJ IOI lrNPUil iloml A CLASS BoARDil 3t Itstrcron Bffiii tc30t il 2 tc30t il 21 0 lFl_ c379 c3 E I i I I I I ExctPT Fm lwG liloDEL l r r t AtCLASS I BOARD IÆ I 9 ...

Page 10: ...P F L PO VER TRÂII SFORI tr t i L SP TM BOARD I 3 I ii o l a ou R308 0t05 411 2W 0303 0t05 254985 2SAl2l5 D l R N C T O N F N A L A M P 035 0352 0353 0354 Q355 2SC3423 2SC2275 2SA985 2SCæ2t 2SAt2 t5 B I A S D U R N G T O N F I N A L A M P l l l l R227 R2æ R230 R23t i îJ 1 2n 1t l ale Vcc 0N UTE l i r D305 3t0 i À t0E2N RËC1 SELECTOR BOARD I 2II ...

Page 11: ...specified Components for right channelhavesamevaluesasfor left channel Referencenumbersare coded from 300 l nonflammableresistor I fusibleresistor irfr l I I I I I I ACIN A d ltor sw BoARDI ê i o l Note I Note The componentsidenti Les composan ts identifiés par fied by mark l or do t une marque lAsont critiques ted line with mark l pout la sécurité are critical for safety I Ne les remplacerque par...

Page 12: ...LEM SONY ESCUTCHEON PO YER KNOB uK SPACER C INDICATOR EJECT PLATE AL ORNAMENTAL ESCUTCHEON UK CUSHION CASE RETAINER 19 c ry9fl AEP wc scREW 4x28 uK scREw U1 Canadian AEp ptATE IEFT ASSY StOE WG PLATE LEFT ASSY SIDE EXCEPT FoR AE2 CASE AE2 CASE Description Ref No Part No 16 7 685 873 09 17 x 4933 002 l 17 x 4933 004 l l8 3 703 244 00 19 4 929 232 OL 20 4 933 006 01 20 4 933 007 01 20 4 933 008 01 2...

Page 13: ...783 A AEP MoUNTED PcB MAIN B soe l 533 183 ll AEP UK WG H010ER FUSE 906 l 533 185 11 US Canadian HoLDER FUSE 907 1 631 658 llPCBoARD SP TM 908 l 631 656 11 PCBoARD JUMPER 909 l 631 655 ll PCBoARD A CLASS ôszo l r25 568 tl ELECT 12000MF20 63v èizr r 125 568 ll ELEcr l2000MF20o o63v ésù l 125 569 rl ELEcr 5600MF 20 63v ôltg l l2s 56e ll ELEcr s600MF 20oÂ 63v i 4 r 532 350 00 AEP uK wc FUsE TIME LAG ...

Page 14: ...4E u cino t 125 568 u c32r l l25 568 u c322 l 125 569 u c323 l 125 569 ll l 136 601 ll FILM t 136 16l 00FrLM l 130 471 æ wG FILM l 109 621 00 wG MtcA r r30 47y n wc F 1M 14 The components identified by mark A or dotted linewith mark 7frare critical for safety FFeplace only with part number specif ied Lescomp osants identifiésparune marque lÀ sont critiquespour la sécurité Ne les remplacerque par u...

Page 15: ...w R223 R224 R225 R227 R228 Ref No Part No Description CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON CARBON FUSIBTE FUSIBLE FUSIBLE METAL PLATE MEÏALPLATE CARBON CARBON FUSIBLE FUSIBLE CARBON CARBON CARBON CARBON CARBON CARBON CARBON 9lK 620 IK 390 220 4 7 4 7 0 1 0 1 2 2K l5K l 330K t0K 220K l80K l8K 4 7K 22K FUSIBLE 4 7 CARBON 10 CARBON I OK CARBON 470...

Page 16: ...IoN GERMAN DUTCH SWEDISH ITALIAN SCREW CUSHION TNDTVIDUAL CARTON Remark Remark sl sl0l s20t TI TI TI TM30l r 7 246 ll US Canadian AEl UK TERM NAL BOARD SPEAKER TM30l r 7 246 21 WG TERMINAL BoARD SPEAKER TM30l t 537 246 31 AE2 TERMINAL BoARD SPEAKER o o Sony Corporation Audio Group 16 English 89H0469 1 Printedin Japan 0 1 9 8 9 8 Publishedby A V Engineering ServiceDept Note I Note Th co ponents ide...

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