Page 1: ...amplifler Poweroutput 85W 85Wat5 distortion Powerconsumption 150W AC outlets Dimensions Weight 2 unswitched 200W max 355 x 132X 335mm w h d 14 X 5rl5X 13rlcinches Approx 6 7kg 14lb 13oz General Power requirements 240VAC 50Hz Design andspecifications subject tochange without notice STEREO POtllER AMPLITIER SONY ...
Page 2: ...ian Model AC 22OY 50 60H2 150W UK Model AC 240V 50 60H2 150W TABLE OF CONTENTS Description o M0DELN0 TA V925NE STEREOAMPLIFIER SAFETY RELATEDCOMPONENT WARNINGI I coMPoNENTS DÊNTTFTED BY MARK 2 On OOrreO L NE W TH MARK l ON THE SCHEMATTC DTAGRAMS AND IN THE PARTS LIST ARE CR TICAL TO SAFE OPERATION REPLACETHESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWNIN THIS MANUAL OR IN SUPPLE...
Page 3: ...sEcTtoNI GENERAL Parts ldentification Power amplifier iUl powERswtrch El peaxpowEnMETER EJ ueren RANGE setecror S l openlnoN Indtcaror lEl speerens setector lEl XeaopXONESlack srereo phone jack ...
Page 4: ...ocedure 1 Connect DC volt meter to 2 Turn on the Power and wait RT101 L CH and RTlSl voltage becomes 7mV Adjusument Location VTVM DC range MA1Nboardl m sEcTloN2 DISASSEMBLY proceduro in the numerical o BVTP3XS eKNoB âà e KNoB sEcrloN 3 ELECTRICAL ADJUSTMENTS replacing the transistors the TP for 3 minutes then adjust R CH so that the bias u À K t l F1 ÈLJ I ZJ RT1o1 rpi I ...
Page 5: ...TEAMINAL B BOARD PT PT TRANSLATION BOARO HEADPHONE JACK SP SW BOARD METER BOARD POWER BOARD SPEAKER TERMINAL A BOARO SURROUND JACK EOARO PIN JACK BOARO TRANSISTOR R BOARO TRANSISTOR L BOARD MAIN BOARD RELAYBOARD METER SW BOARD METER SW TRANSLATION BOARD ...
Page 6: ...h lN t 2 SEMICONDUCTORS I 1SS1 585 1OEzN _ N uPC1 237H4 V e V l 30DL4 FC ï l m uPC1 298V m a 2SA1 348 25C3402 DTAl14ES n r ffi altl SLR 34UW5 fr 1SS1 20 lz ta g I I F SEL241OE C n ft a6 cthode 25A1232 2SC301 2 t ry 2S01585 K N ...
Page 7: ... D304 D305 D306 D402 D404 D405 D406 D407 D408 D409 D41 0 D411 D412 D41 3 D414 D41 5 D452 D454 D455 D456 D457 D458 D459 D460 D461 D462 t s J E 7 F 9 E 2 H 17 H 20 B 3 B 4 é z D 2 B 8 B 6 B 9 r é H 1 8 G 1 9 o 2 E 9 F 9 F 9 H 9 t é r 8 E 1 2 F 1 2 I b t 7 r 6 t 7 G _1 B H 1 8 H 1 8 H 1 8 H 1 8 H 1 8 r 1 8 t 1 8 r 1 B t 1 8 G 1 8 G 1 8 H 1 9 G 1 9 H 1 9 H 1 9 H 1 9 H 1 9 H 1 9 r 19 r 19 t 1 9 t 1 9 N...
Page 8: ......
Page 9: ...15 16 17 18 19 20 22 21 SPEAKER TERMINAL B BOARD q x __ _ d q IMETERBOARDI 9 ...
Page 10: ...13 24 25 26 27 28 29 30 SPEAKER TERi INAL A BOARD lsuRRour D JAct BoARD JACKBOARD IPOWER BOARDI l I Â oFF 0ll lïorrERl t0 ...
Page 11: ...l R t 5 2 RTrsl 4s tr ffia R4tI 550 r 0 I 8102 2SC3402K LEDDRIVE crlo i 9 s t0v c r 5 3 Rr55 I O 7 9 4 S t 5 J L E D D R I V E L C H d 4 1 0 7 8 t s 4 t o 7 qr I lclo2 4 t rJ_ I1 7 D107 412 r 6 v 1 1 5 0 v s E L 2 2 t o w _ D l 2 l L E DD R t v E R _ C H D r r 0 8 r t rrr to 7 9 t t t tR2E 1 9 t 1 0 7 g I E 1 l o 7 C45 f 1C152 D4s7 t 62 sEL22 ow D 040 2SA r318K LEDDRtvE D4l4 sEL22tow D oPERAT 0Nl ...
Page 12: ...UP 11 aeuayeoARoj l I BoARDil lll aig A R 1 0 9 l 0 r l T R l l 3 1 x R r 2 1 47 2lll A t 1 crse AMP I t6 c l 5 7 c oI R l 6 53 R l 6 7 arH i6b q æiFia li R RBoARpl_ _ __ _lj I 2V REG czpr l litl lrr7 sôv I I 6 3v MAIN BOARD I 2 I a 12 ...
Page 13: ...DI ItruRnouNî l t l lJ I I I lsCRouNDl f SPEAKER I t l_tF I ncreolnol XenfenfrlrflAft BOARD I lspeaxenTERMTNAL I A BOARD T301 POWER IRANSFORMER lpowEn eonnol I l J llE ry l Érrnnuslarnru aonRol merenstttBoARD F302 i 13 ê l t3 ...
Page 14: ...herwiso specified Gomponentsfor right channel havg same values as for left channel ReferEncEnumbers are codEd from Æl nonflammablerâsistor l fusible resistor fFl B Lins fB l B_ Line Voltagg and waveforms are dc with respect to ground under no signal conditions Voltages are taken with a VOM input impedancg 10M o VoltagE variations may be notod duE to normal produc tion tolerancEs Signal path c LINE...
Page 15: ... MODEL 1 Due to standardization paris with part number suffix XX and X may be dif ferent from the parts specified in the componenls used on the set Color Indication of Appearance Parts Example REO KNOB BALANCE WHITE A A t Cabinet s Color Parts Color UK MODEL The components identif ied by mprk l or dotted line wilh mark are criticâl for safety HCptace only with pan number specif ied 1 cNJ3ozI w llt...
Page 16: ... TERMINAL JACK HEAoPHoNES uK 0UTLET AC AEP Ital ian 0UTLET AC FUSE TI IE LAG T2 5A AEP ltalian FUSE TIME LAG T2 5A IC UPCI 298V IC UPCl 298V IC M5F78l 2 S ITCH ROTARY SLIDE SPEAKERS st llrTcH R0TARY METER RANGE uK TRANSFORMER PoWER AËP Ital ian ïRANSFORMER P0 rlER I 4 91 6 745 01 2 4 908 097 21 3 4 930 81 9 01 4 4 928 458 01 5 7 621 849 00 6 X 4917 273 1 7 X 4917 252 1 I 4 928 401 01 9 4 921 919 0...
Page 17: ... 71 9 815 85 Dlsl 8 71 9 81 5 85 Dl52 8 7 l9 815 85 D20l 8 71 9 912 20 0202 8 719 912 20 0204 8 719 200 77 Dzl0 8 719 200 77 D30l 8 719 200 77 0302 8 719 ZOO 77 D303 8 71 9 230 34 0304 8 719 230 34 0305 8 7I 9 230 34 0306 8 719 230 34 0402 8 719 900 19 0404 8 71 9 900 1 9 0405 8 71 9 900 1 9 0406 8 71 9 900 1 9 D407 8 719 900 19 0408 8 719 900 1 9 0409 8 71 9 900 l9 D4l0 8 719 900 1 9 Descri pti o...
Page 18: ...o Descri ptj on Rl53 l 249 438 lI CARBON Rl54 1 247 751 l I CARBON R1 55 l 249 431 l I CARB0N Rl56 l 249 493 lI CARB0N Rl57 1 249 423 lI CARBON Rl58 1 249 41 9 l I CARB0N Rl59 Àl 21 2 857 00 FUSTBLE Rl60Àl 212 857 00 FUSIBLE Rl6l l 217 l 56 00 RES MTTAL Rl62 l 217 156 00 RES METAL Rl63 l 249 41 7 l I CAR8oN Rl64 l 249 431 lI CARBoN Rl65 1 247 7 7 ll CARBON Rl66 I 249 437 lI CARB0N Rl67 1 247 7 7 1...
