Marantz SD4050 Service Manual Download Page 4 | Manualshive

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PB AMP

DECK A

PLAY HEAD

PB EQ

METER AMP

FL DISPLAY

OUTPUT

CPS

PB AMP

HI SPEED

DECK B

R/P HEAD

REC

PLAY

PB EQ

DOLBY NR B,C

PHONES AMP

PHONES

INPUT

REC AMP

REC EQ

+V

BIAS ADJ.

HX PRO

E HEAD

BIAS

OSC

-V

2

2. BLOCK DIAGRAM

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Summary of Contents for SD4050

Page 1: ...First Issue 1999 08 SD4050 N1B U1B F1B Cassette Deck SD4050 TABLE OF CONTENTS 1 TECHNICAL SPECIFICATION 1 2 BLOCK DIAGRAM 2 3 WIRING DIAGRAM 3 4 ADJUSTMENT PROCEDURE 5 5 SCHEMATIC DIAGRAM AND PARTS LO...

Page 2: ...ddress 990729A O USA MARANTZ AMERICA INC MARANTZ AMERICA INC 440 MEDINAH ROAD ROSELLE ILLINOIS 60172 USA PHONE 630 307 3100 FAX 630 307 2687 BRAZIL MARANTZ BRAZIL CAIXA POSTAL 21462 CEP 04698 970 SAO...

Page 3: ...Requirements 120 V AC 60 Hz U S A Canada model 230 V AC 50 Hz Europe model Power Consumption 0 16 A Dimensions W x H x D 440 x 124 x 286 m m W x H x D Weight 4 0 kg Standard Accessories Remote contro...

Page 4: ...DECK A PLAY HEAD PB EQ METER AMP FL DISPLAY OUTPUT CPS PB AMP HI SPEED DECK B R P HEAD REC PLAY PB EQ DOLBY NR B C PHONES AMP PHONES INPUT REC AMP REC EQ V BIAS ADJ HX PRO E HEAD BIAS OSC V 2 2 BLOCK...

Page 5: ...2 3 4 5 6 7 8 9 P308 1 2 3 4 5 P302 1 2 3 4 5 6 1 2 3 4 5 6 L R P HEAD DECK II E HEAD R R P HEAD 1 2 P303 1 2 3 4 5 6 1 2 3 4 5 6 J311 1 2 3 4 5 6 P309 1 2 3 J503 1 2 3 1 2 3 P503 470 1 2 3 4 5 6 7 8...

Page 6: ...the pointer indication on the dial scale for each tape transport operation The measured torque should be within the following specified values Take up 30 to 70g cm Supply 1 5 to 6g cm FF REV 70 to 150...

Page 7: ...djust in FWD REV respectively Connection Fig 2 2 FWD PLAY MTT 150C Check REV azimuth FWD azimuth Fig 2 5 R11 R21 R12 R22 Check Check 46dB min 250 1k 4dB 4dB 12 5k Hz Check Check Check Azimuth screws M...

Page 8: ...LINE IN 250Hz 10kHz 42dB LINE IN 40Hz 12 5kHz 42dB LINE IN No signal LINE IN No signal LINE IN No signal Connection Fig 2 3 Mode REC Connection Fig 2 2 TAPE MTT 5513 Mode REC Connection Fig 2 2 TAPE M...

Page 9: ...dB Check 65dB min 55dB min 35dB min 40dB min Check Check Check LINE IN Lch 1kHz 9dB Rch No signal Rch 125Hz 9dB LINE IN Lch No signal Connection Fig 2 3 TAPE MTT 5572 1kHz B P F in Connection Fig 2 3...

Page 10: ...10 U47 Q3 U44 U55 U45 U42 U52 Q53 U50 Q6 Q1 U51 U41 Q2 Q7 U49 Q5 U48 U54 Q4 U43 CONTROL PCB KEY PCB PHONE PCB VR PCB SLIDE PCB 5 SCHEMATIC DIAGRAM AND PARTS LOCATION...

Page 11: ...RD AC230V 50Hz S401 POWER SW 1 2 3 4 5 12 13 14 15 16 17 POWER TRANS W172 DM 0V TRANS PCB S401 POWER SW AC CORD AC100V 50 60Hz 1 2 3 4 5 12 13 14 15 16 17 POWER TRANS W170 HS DUB R P HEAD II R P NR PL...

Page 12: ...U302 U304 Q306 Q102 Q202 U303 Q304 Q203 Q103 U339 Q302 Q303 U322 U325 U335 U328 U331 U324 U348 U347 U349 U327 U321 U336 U305 U308 U307 U366 U312 U345 U337 U332 U309 U346 U341 MAIN PCB TR PCB U7 Q307 1...

Page 13: ...O2 A B L H H H H L L L L L NOR SPED HS SPED H H HS DUB H H H L L L C R P H II U324 DTC124ES G1 TC4051B G6 G2 PLAY I PLAY II U325 DTC124ES C340 220u10V U331 DTA124ES U335 DTA124ES U332 DTA124ES R371 33...

Page 14: ...tput for the timer counter rectangular waves and 32kHz oscillation dividing frequency Transfer clock I Os for I2C bus interface Transfer data I Os for I2C bus interface I O I O Input I O I O I O Input...

Page 15: ...9965 000 01120 BUTTON POWER 286W270010 29 9965 000 01121 BUTTON RESET 286W270050 30 9965 000 01122 WINDOW FL 286W158010 31 9965 000 01123 PLATE REFLECT 286W274110 33 9965 000 01124 MECH ASSY R P CMAL2...

Page 16: ...pacity value 0 1 F 104 4 7 F 475 100 F 107 0 33 F 334 10 F 106 330 F 337 1 F 105 22 F 226 1100 F 118 2200 F 228 6 Working voltage 6 3 V 006 25 V 025 10 V 010 35 V 035 16 V 016 50 V 050 6 DF15 x x x 35...

Page 17: ...3 nsp CER 470pF 50V nsp C234 nsp ELECT 0 47 F 50V nsp C235 nsp CER 1000pF 50V nsp C236 nsp CER 220pF 50V nsp C301 nsp ELECT 1 F 50V nsp C302 nsp ELECT 10 F 16V nsp C303 nsp ELECT 10 F 16V nsp C304 nsp...

Page 18: ...129 nsp 5 6k nsp R130 nsp 8 2k nsp R131 nsp 2 2k nsp R132 nsp 15k nsp R133 nsp 2 2k nsp R134 nsp 33k nsp R135 nsp 150k nsp R138 nsp 47k nsp R139 nsp 12k nsp R140 nsp 68 nsp R141 nsp 3 9k nsp R202 nsp...

Page 19: ...sp Plug 3P nsp P307 nsp Plug 12P nsp P308 nsp Plug 9P nsp P309 nsp Plug 6P nsp TR ASSY CIRCUIT BOARD INTEGRATED CIRCUITS U7 4822 209 31631 IC NJM7805FA HC3890509F TRANSISTOR Q307 9965 000 01148 2SB165...

Page 20: ...7k nsp R53 nsp 1k nsp R54 nsp 4 7k nsp R55 nsp 1k nsp R56 nsp 4 7k nsp R57 nsp 1k nsp R62 nsp 1k nsp R63 nsp 10k nsp R64 nsp 22k nsp R72 nsp 22k nsp R73 nsp 22k nsp R74 nsp 22k nsp R77 nsp 82k nsp R7...

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