Technics SA-T670KFP Service Manual Download Page 1 | Manualshive

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Summary of Contents for SA-T670KFP

Page 1: ...nnels driven Power banciwidth both channels driven at B ohms Total harmonic dislortion rated power at 1 kHz rated power at 20 Hz 20 kHz fated power a1 20 Hz 2C kHz half power at 20 Hz 20 kHz hall power at 1 kHz I ntermodulation distortion rated power at 250 Hz B kHz 4 1 4 ohms 0 04 rated power at 60 Hz 7 k1z 4 1 SMPTE B 0 03 Damping factor 25 4 ohms 50 B ohms lnput sensitivity and impedance PHONO ...

Page 2: ...ier FM demodulator AM TUNER SECTION Frequency Range Sensitivity S N 20 dB Selectivity lmage rejectjon at 1000 kHz lF rejection at 1000 kHz GENERAL Power Consumption Power Supply DimensronsiWxHxD Weight ACCESSORTES Speaker circuilprotectionfuse sA T670 2 150 mV 150 mV 30 mV 80 k ohms 1 0 d8 55 dB 500 mV 330 ohms 4 16 ohrns B 16 ohms 88 108 MHz 300 ohms balansed 75 ohms unbalanced 10 3 dBt 1 8 UV lH...

Page 3: ...r e iac Pcwgt Srlillii ffiffieffi p NffiL ffiFg ffi ils il 1 Arlenrra Fi i Ante nn l II I i I n tiJii I nglrnods w u r H h r l 1 t lt i ins so ri t l ll rT b rr PLA Y AC otrtlel s 7 70 lt i oJ t I escx Lr I R1 HT r FFT lr l grcr I I r DC r 3 h ssl I N I l e l ti tl r i lL_ I i iaiance llnli r rl Lr L tl i o s itwitr ir Filiers TAPS 1 9PEA KFRS www hifiengine com ...

Page 4: ...DISASSEMBLY 1 Remove Cabinet 5 Remove Bottom Board sA T670 4 2 Remove Knobs 4 Remove Front Panel Remove washers under heads 3 Remove Front Panel Screws qN q Cc rn sS 1 www hifiengine com ...

Page 5: ... Turns Clockwise Ql 02 35K r0 2SC1047 Mixer 03 04 2SC1675 2SK49 OSC Bufler rct02 4N377 IF AMP DET o109r05 Power Supply O701 702 Regul O751 752 Reoulalor Mic jack SW Bul16r 0451 452 lix AmpQ153 454 Mic AmP o455 fteAmp 0riv6 0601 602 607 608 60S 610 611 612 13 614 619 620 Swilch Proleclion o811 812 813 814 sA T670 5 www hifiengine com ...

Page 6: ...Note concerning speaker impedance 1 When two pairs of speaker systems 4AlN ano REMOTE are used use speaker systems wtth an impedance o B ohms or more each Normal m ailed ffi s Replace if no sound heard from right speaKer system Replace if no sound heard from left speaker system 2 When MAIN or REMOTE speaker systems are used separately use speaker systems with an rmpedance of 4 ohms or more FUSE RE...

Page 7: ...nections are made check whether the speaker circuit prolection fuses are intact or blown FRONT vnsoz ALIGNMENT POINTS Stereo modulator FN I S G Tape 2 Playback REC OUT AUX PHONO FM IFT T1 300ohms FM Dummy Antenna To S G S G imp 75 ohms vnoor B Fi9 4 Abb 4 Tffi7O x x 06 B VR3O1 A 8 O E Stereo OFF Posilion B D Stereo ON Posilion lndicator lighting C Adjusl Point ol Pilot Ci cuit Fig 5 Abb 5 To Outpu...

Page 8: ...m 106 MHz Connect scope lo speaker CT3 OSC Tilnmer Adjusl ior maximum amplilude anlenna lermrnal lhrough Flv l 100 Mod 106 Mhz lerminals ol receiver cT3iRF DET Tilmmer and symmetrical curve durnmy antenna wrlh 400 Hzi CT I iANT Tflmmer I Repear sleps 5 and 6 CTA ANT lrimmer FM MONO DISTORTION ALIGNMENT il L Y 1T X i ofou il d 100 MHz conn cr scope 1o speaker r10llDrscRr rm iB liHiJi lJi m dislorlr...

Page 9: ... Sockel AC Outlel S 12 422 041005 Meter Tuning and Signal S 47 493 343003 Cover Speaker Fuses 5 13 422 A4rcA6 M6ler Powor S 48 XTB3 SBFZ Cover Mt Screw t4 XNSS1z Nut Headphones Mic Jacks 2 43 098 026430 Power Cord Assy 15 NE59 Wavy wash r Hd ph Mic Jk l2l 50 SHH131 Bushing 16 493 349004 Power Swilch S 51 211 01265 Cabin t S 17 493 28 1008 Eutton Sheel 4 5 52 231448223 Baseboard S l8 493S51001 Tuni...

Page 10: ...Q n L t u q ll r r E I 5A T670 T R t 10 www hifiengine com ...

Page 11: ...a fe lalugs dee irng oe lnr I internBr rfiOedance o ihe DC r c i C5lei I 3 All ttre rosrstlrs uniess clierwrsg o1Ed are li w I ia 5cr I I I Ail the croaa lors uoles ofherw se not ar tov l_ 6rked es stc are flon rammEbie 5 hl rance Llirks J i 5 6 i1a 1irl Ll 20 i 24 t P r00 i iiti Z 8O 1 2Ci4 7 SwrlChes 56 I 56 2 Mnin Speakers iwrtch id ON posilron 1 orl l2 oFF 57 1 97 2 8 rut Speakers gwllcn rd OF...

Page 12: ...F Y c L __ i I ua ce re 5 rq slv ir I l f r is i H lr l Fedrlc I SDeakrrs 5l A b t I s I l r t19 ii6 s Qar 6 rclmim i a i lllil i ll l lf Iil t LJ K lii ii j rhri1rrIr I i L j I t__ 1 I R v ao lf t 3 1 por 29t46 ffi rrt t ar o r izIza E r c6 r j 1a E ff l r In i i i ro u i o m ol n l I l8 aTJl s i r o rSoJ o r9 pr i prq mi L qs uaor EcuarrSer Afro Lsp i rg 11 B www hifiengine com ...

Page 13: ...t tr 2ret7 n ld aI tut E EI LWtmfiP t Et I t9 ME rctr 4tl orf 5 trii na g L tpr t2 N2 EE r d ldl 2 EOF lry EOn M mF m dI rd EOr GOh xou F e1 t ua F 7 rqorr rry F 7q t 9l lT rl E EEtrE id t Ei t tp r t tct ealtw e l ett a x1a a7affi r H tct afi 12 A www hifiengine com ...

Page 14: ...4 martd r srslo s are fron llammaole 5 Al Ine caFcdors unless olherwEe noled 3re 50v 6 Tolerance Marks F i0 G 2o1 _ oh J 5 4 _5r o K 1006 10 M 014 20 4 P r 0 iZ 80 20q 7 Sw lches S1 l S1 6 Seleclor swlrch rn AM rcs t s 1 AM z FMt 3 Phono 4 AUX 1 l5 AUX 2 S2 1 S2 4r lape Monrtor swrlch rn SOUFCE posrlon t T6pe I 2 Source 3 taF 2 54 1 54 2 FM MUI FM MODE swrlch in ON STEREO Fsrron 11 ON STEREO 2 OFF...

Page 15: ... MODEL 5A T670 R Mdm Cord AVAC E Sfi 5H F2 u_ m fl F3 1 5 J 2A 91 ql o G _l _rl_ i tor __J t a Til lili l ll el ll lo onlt E U l t l o o o l L l Mdin fiohoto S06akars AC So rl v r m n o SA T67O 13A www hifiengine com ...

Page 16: ... z 6 nn6 l t6t2 0 ll tr I Y X re r tg I rf e li t I 616 r i igl i E Flg i o t l1ltl a ri t t tl r E Yt p Sll it qa E rgtgrit6ti 11 E lg I EF _ lg lil ii effi r i g s rllri jjnl rit 10 FF tr J l tr lg lt ffi iltlmff r ii5 urg ui iil l i lit 3 E nror I lu l ld J ll g l r l 9 6 _ sl R i b iglnn i rr t H il u o o I la U o e i 6 ctor I p52e oh I ullllg lnILl 16tM c or l l l 1 c1 g 6i I l5r u Flle q I L...

Page 17: ... ECCWl H390KC ECKWl HlO3ZF ECEAl CSlOOE ECOM1H223KZW ECEAl H53R3E ECQMl H223KZW ECOMl H223KZW ECCW1H020CC ECEAl C5470E ECEAl CS470E ECEAl HS3R3E ECOMl H273JZW ECOSl 471JZW ECEAsOZR4TE ECOM1H473KZW ECEA5OM3R3SE ECEAl CS470E ECEASOZR22E ECEA1CS470E ECEAsOM3R3SE ECEA5OM3R3SE ECOMlH222RZW ECKWl H471 KB ECCW1H220KC ECCW1H150KC ECEAlCSlOl VE ECEAOJS33l E ECOF1393GZN ECQFl 1O3GZN ECOMl H273JZW ECEAsOM3F3...

Page 18: ...lm Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Calban Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Carbon Film Metal Fitm M6tal Film Metal Fllm Metal Film Ref No Parl No R409 410 ER025CKG1502 R411 41 EFiD25TJ681S R413 414 ERDzsTJ123S R415 416 EffD25TJ152S P 417 EflD25...

Page 19: ...mic Ceramic Ceramic Ceramic Polyester Polyesler sA T670 REPLACEMENT PARTS LIST Ref No Part No s1 1 s1 6 493 349001 s2 1 s2 4 493 349002 s4 1 s4 2 493 349003 s5 1 s5 2 493 349003 D601 703 704 361 041095 D701 361 041091 D801 802 493 361001 D803 804 493 361002 D812 363 041066 1c501 502 363 041030 c501 502 ECQf 1 H473KZW c503 504 ECQE1684KZ c505 506 ECCW1H680K c507 508 ECCWlH18lK c509 510 ECQM1H102JZW...

Page 20: ... Carbon Fitm TIIC MIXIHG FILTER PCES TRANSISTOHS Base Treble Control 100kohm C S VARIABLE RESISTORS ICO Adj 500 ohm B Volume Control 250 k ohm B Balance Control 250 k ohm BH swrTcHEs Main Spkrs Switch Remot6 Spkrs Swilch JACKS Headphones Jack RELAYS Speaker Protection R6f No Part No R455 456 EHD25TJ6845 R457 458 ERD25TJ563S F1459 480 ERD25TJ5625 F481 462 EHO25TJ5633 R463 484 EHC14GK225 R465 466 EH...

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