MARANTZ ST4000 Service Manual

Cover page of MARANTZ ST4000 Service Manual

Service Manual for MARANTZ ST4000, downloadable as a PDF file.

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Service
Manual
Please use this service manual with referring to the user guide (D.F.U) without fail.
281W855010 AO
3120 785 22013
First Issue:1999.08
ST4000/N1B
Tuner
- ST4000 -
TABLE OF CONTENTS
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
Printed in Japan
R
ST4000
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Service
Manual
Please use this service manual with referring to the user guide (D.F.U) without fail.
281W855010 AO
3120 785 22013
First Issue:1999.08
ST4000/N1B
Tuner
- ST4000 -
TABLE OF CONTENTS
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
Printed in Japan
R
ST4000
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MARANTZ DESIGN AND SERVICE
Using superior design and selected high grade components,
MARANTZ company has created the ultimate in stereo sound.
Only original
MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for which
it is famous.
Parts for your
MARANTZ 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.
The following information must be supplied to eliminate delays in processing your order :
1. Complete address
2. Complete part numbers and quantities required
3. Description of parts
4. Model number for which part is required
5. Way of shipment
6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.
SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and
controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and
verified before it is return to the user/customer.
Ref. UL Standard No. 1492.
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
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 PAULO, SP, BRAZIL
PHONE : 0800 - 123123(Discagem Direta Gratuita)
FAX
: +55 11 534. 8988
JAPAN Technical
MARANTZ JAPAN, INC.
35- 1, 7- CHOME, SAGAMIONO
SAGAMIHARA - SHI, KANAGAWA
JAPAN 228-8505
PHONE : +81 42 748 1013
FAX
: +81 42 748 9190
EUROPE / TRADING
MARANTZ EUROPE B.V.
P.O.BOX 80002, BUILDING SFF2
5600 JB EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2732241
FAX
: +31 - 40 - 2735578
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX
: 905 - 831 - 6936
AUSTRALIA
JAMO AUSTRALIA PTY LTD
1 EXPO COURT, P.O. BOX 350
MT. WAVERLEY VIC 3149
AUSTRALIA
PHONE : +61 - 3 - 9543 - 1522
FAX
: +61 - 3 - 9543 - 3677
THAILAND
MRZ STANDARD CO.,LTD
746 - 754 MAHACHAI ROAD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE : +66 - 2 - 222 9181
FAX
: +66 - 2 - 224 6795
TAIWAN
PAI- YUING CO., LTD.
6 TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.O.C.
PHONE : +886 - 2 - 25221304
FAX
: +886 - 2 - 25630415
MALAYSIA
WO KEE HONG ELECTRONICS SDN. BHD.
NO. 102 JALAN SS 21/35, DAMANSARA
UTAMA, 47400 PETALING JAYA
SELANGOR DARUL EHSAN, MALAYSIA
PHONE : +60 3 - 7184666
FAX
: +60 3 - 7173828
AMERICAS
SUPERSCOPE TECHNOLOGIES, INC.
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX
: 630 - 820 - 8103
KOREA
MK ENTERPRISES LTD.
ROOM 604/605, ELECTRO-OFFICETEL, 16-58,
3GA, HANGANG-RO, YONGSAN-KU, SEOUL
KOREA
PHONE : +822 - 3232 - 155
FAX
: +822 - 3232 - 154
SINGAPORE
WO KEE HONG (S) PTE LTD
WO KEE HONG CENTRE
NO.23, LORONG 8, TOA PAYOH
SINGAPORE 319257
PHONE : +65 2544555
FAX
: +65 2502213
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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 ................................................................................................................................................ 60 dB
Frequency Response ............................................................................................................. 20 Hz - 15 kHz, +0.5 dB/-3 dB
Capture Ratio ................................................................................................................................................... 2 (at 98 MHz)
Distortion (at 65 dBf, 98 MHz)
Mono ................................................................................................................................................................... 0.2 %
Stereo .................................................................................................................................................................. 0.3 %
Signal-to-Noise Ratio (at 65 dBf, 1 kHz)
Mono .................................................................................................................................................................. 70 dB
Stereo ................................................................................................................................................................. 65 dB
AM Suppression Ratio ................................................................................................................................................. 80 dB
Stereo Separation (1 kHz) ........................................................................................................................................... 40 dB
Output (Level/Impedance) ........................................................................................................................ 600 mV/2.2 k ohm
AM Section
Tuning Range .................................................................................................................. 522 kHz - 1,620 kHz (9 kHz steps)
Usable Sensitivity (IHF) ................................................................................................. 55 dB/m (562 V/m, Loop Antenna)
Selectivity .................................................................................................................................................. 30 dB (at
9 kHz)
Image Response Ratio ................................................................................................................................................ 35 dB
IF Response Ratio ....................................................................................................................................................... 60 dB
Distortion ..................................................................................................................................................... 1 % (at 85 dB/m)
Signal-to-Noise Ratio ............................................................................................................................... 50 dB (at 94 dB/m)
Output (Level/Impedance) ........................................................................................................................ 170 mV/2.2 k ohm
General
Power Requirements ................................................................................................................................... 230V AC, 50 Hz
Power Consumption ........................................................................................................................................................ 6 W
MAX Dimensions (W x H x D) ................................................................................................................. 440 x 86 x 290 mm
Weight (net) .................................................................................................................................................................. 3.0 kg
Accessories
AM Loop Antenna x 1, FM Antenna x 1
PCA pin plug cord x 1, Remote control Cable x 1
Improvements may result in specifications and features changing without notice.
1
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FL1
VFIP
FL2
REMOTE
GND
POWER
AM
5.6V
GND
RESET
TUNED
ST-IN
DO
CK
DI
CE
RDS-DR
RDS-CK
PLL
2. WIRING DIAGRAM
2
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3. BLOCK DIAGRAM
3
4

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