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Service
Manual
1.
TECHNICAL SPECIFICATIONS ............................................................................. 1
2.
WIRING DIAGRAM ................................................................................................. 2
3.
BLOCK DIAGRAM .................................................................................................. 3
4.
SCHEMATIC DIAGRAM AND PARTS LOCATION ................................................. 5
5.
MICROPROCESSOR AND IC DATA .................................................................... 11
6.
ADJUSTMENT PROCEDURE .............................................................................. 13
7.
EXPLODED VIEW AND PARTS LIST ................................................................... 16
8.
ELECTRICAL PARTS LIST ................................................................................... 17
Please use this service manual with referring to the user guide (D.F.U) without fail.
Printed in Japan
TABLE OF CONTENTS
- ST4000 -
ST4000/
N1B
Tuner
R
281W855010 AO
3120 785 22013
First Issue:1999.08
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Summary of Contents for Marantz ST4000
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Page 1: Table Of Contents
ADJUSTMENT PROCEDURE ................13 EXPLODED VIEW AND PARTS LIST ..............16 ELECTRICAL PARTS LIST ................... 17 Please use this service manual with referring to the user guide (D.F.U) without fail. - ST4000 - 281W855010 AO 3120 785 22013 Printed in Japan... - Page 2 MARANTZ Parts for your equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specified.
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Page 3: Technical Specifications
1. TECHNICAL SPECIFICATIONS FM Section Tuning Range ............................. 87.5 MHz - 108.0 MHz Usable Sensitivity (IHF) Mono ............................ 10 dBf 50 dB Quieting sensitivity Mono ................................. 17 dBf Stereo ................................33 dBf Alternate Channel Selectivity (98 MHz 400 kHz) ...................... 65 dB Image Response Ratio .............................. -
Page 4: Wiring Diagram
2. WIRING DIAGRAM... -
Page 5: Block Diagram
3. BLOCK DIAGRAM... -
Page 6: Schematic Diagram And Parts Location
4. SCHEMATIC DIAGRAMS AND PARTS LOCATIONS... - Page 8 Q701 Q703 Q307 Q308 IC81 Q306 Q503 Q504 IC11 Q502 IC51 Q101 Q305 Q102 Q704 Q702 Q304 Q303 IC31 Q301 Q501 Q511 Q512 Q905 Q902 Q901 Q903 IC91 Q906 Q908 Q907...
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Page 9: Microprocessor And Ic Data
5. MICROPROCESSOR AND IC DATA IC91 : ANAM 1239T 1. Block Diagram PIN NO. SYMBOL IN/OUT DESCRIPTION VDD CONNECTION KEY OUT KEY MATRIX OUTPUT 6~10 NO CONNECTION RDS DATA RDS DATA INPUT NO CONNECTION RDS CK RDS CLOCK INPUT 14~16 GROUND AREA 17,18... -
Page 10: Adjustment Procedure
6. ADJUSTMENT PROCEDURE (1) ALIGNMENT INSTRUCTIONS (3) MW TRACKING ADJUSTMENT (5) FM MONO DISTORTION ADJUSTMENT (7) FM/MW TUNED LEVEL ADJUSTMENT EQUIPMENT NEEDEDIMPORTANT Signal Generator : Connects to the MW Ant. DC VOLTMETER FM Signal Generator : Connect to FM ANT. Jack (FM IN) Coil through the loop antenna. - Page 11 ADJUSTMENT POINT...
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Page 12: Exploded View And Parts List
PART NO. PART NO. DESCRIPTION COLOR (FOR PCS) (MJI) 9965 000 01238 WINDOW FIP 281W158010 BADGE MARANTZ 9965 000 01242 PANEL FRONT 281W248010 9965 000 01243 KNOB POWER 281W270010 9965 000 01244 INDICATOR 285W355010 9965 000 01245 KNOB TIMER 281W270050... -
Page 13: Electrical Parts List
8. ELECTRICAL PARTS LIST NOTE ON SAFETY FOR FUSIBLE RESIST OR : ASSIGNMENT OF COMMON PARTS CODES. RESISTORS The suppliers and their type numbers of fusible resistors are as 1) GD05 x x x 140, Carbon film fixed resistor, 5% 1/4W follows ;... - Page 14 (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) POS. VERS. PART NO. POS. VERS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) CAPACITORS C505 CF21 4822 242 10853 FILM SFZ450F FF10045290 CER.
- Page 15 (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) VERS. VERS. POS. PART NO. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR (FOR PCS) COLOR (FOR PCS) (MJI) (MJI) D905 9965 000 01250 1SS131M *HD201290R R119 1/5W J...
- Page 16 (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) (VERS. :VERSION, U:U.S.A., F:JAPAN, K:FAR EAST, N:EUROPE) POS. VERS. PART NO. POS. VERS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (FOR PCS) (FOR PCS) (MJI) (MJI) R707 1/5W J R708 1/5W J R709 4.7k...
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