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Service
Manual
2nd EDITION
• The model no.SR4320/N1B/N1G was added in this service manual.
SECTION
1. TECHNICAL SPECIFICATIONS ............................................................................ 1
2. WIRING DIAGRAM................................................................................................ 3
3. BLOCK DIAGRAM................................................................................................. 5
4. SCHEMATIC DIAGRAM ........................................................................................ 7
5. PARTS LOCATION .............................................................................................. 11
6. IC DATA................................................................................................................ 21
7. EXPLODED VIEW AND PARTS LIST ................................................................. 25
8. SERVICE PROCEDURE ..................................................................................... 29
9. ELECTRICAL PARTS LIST ................................................................................. 30
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Printed on 100% Recycled Paper
Printed in Japan
RECEIVER SR4320
MULTI - JOG
SPEAKERS
A
B
DISPLAY OFF
CLEAR
MEMORY
JOG MODE
SPEAKERS
STANDBY
POWER ON/OFF
PHONES
DVD
VCR
DSS
TABLE OF CONTENTS
SR4320
SR4320 /
DOWN
TUNING/PRESET
F/P
MODE
S-DIRECT
SLEEP
MUTE
CDR/MD
TAPE
CD
PHONO
TUNER
A1B/N1B/U1B
Receiver
VOLUME
UP
PAGE
Part no. 19AW855012
2nd Issue 2003.12
/N1G
ecm
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Table of Contents
Related Manuals for Marantz SR4320/A1B
Summary of Contents for Marantz SR4320/A1B
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Page 1: Table Of Contents
Service SR4320 / A1B/N1B/U1B /N1G Manual Receiver 2nd EDITION • The model no.SR4320/N1B/N1G was added in this service manual. RECEIVER SR4320 MULTI - JOG VOLUME SPEAKERS DOWN DISPLAY OFF CLEAR MEMORY TUNING/PRESET MODE JOG MODE SPEAKERS S-DIRECT SLEEP MUTE STANDBY POWER ON/OFF PHONES CDR/MD... - Page 2 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 specifi ed.
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Page 3: Technical Specifications
1. TECHNICAL SPECIFICATIONS FM Tuner Section Frequency Range ............................87.5 - 108.0 MHz Usable Sensitivity ........................... IHF 2.0 µV/17.3 dBf Signal to Noise Ratio ..........................Mono/Stereo 70/65 dB Distortion ............................Mono/Stereo 0.2/0.3% Stereo Separation............................... 1 kHz 40 dB A.C.S ................................± 400 kHz 50 dB Image Rejection............................ - Page 4 Personal notes:...
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Page 5: Wiring Diagram
3. WIRING DIAGRAM /A/N ONLY... -
Page 6: Block Diagram
4. BLOCK DIAGRAM /A/N ONLY /A/N ONLY /U ONLY /U ONLY... -
Page 7: Schematic Diagram
5. SCHEMATIC DIAGRAM /A/N ONLY... - Page 8 /U ONLY /A/N ONLY...
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Page 9: Parts Location
5. PARTS LOCATION VIDEO POWER-1 Q702 Q701 VIDEO POWER-2 IC71 Q101 POWER SW... - Page 10 MAIN Q395 Q391 Q932 IC42 IC41 Q319 Q321 Q317 Q313 Q309 Q311 Q301 Q307 Q305 Q303 Q302 Q314 Q318 Q310 Q312 Q308 Q306 Q304 Q205 Q201 Q202 Q393 Q320 Q322 Q384 - Q381 Q323 Q315 Q325 Q327 Q328 Q324 Q316 Q326 Q304...
- Page 11 MAIN IC21 IC22 IC23 IC24 IC26 IC25...
- Page 12 FRONT Q904 Q912 Q911 Q907 Q910 - Q908 Q914 Q913 Q906 Q905 Q903 Q902 Q901 Q916...
- Page 13 FRONT IC91 IC93...
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Page 14: Ic Data
6. IC DATA IC24:M62446AFP IC63:SAA6579 Block Diagram Block Diagram IC22:TC9164AF Block Diagram OUT4 DVDD OUT3 OUTPUT volume PORT MCU I/F OUT2 DATA OUT1 LATCH AVDD volume DGND SWin AGND L-COM R-COM GNDS SWout 47 pF 82 pF volume SRin SRout +5 V 4.332/8.664 MHz L-COM... - Page 15 IC91:TMP87PM78F Pin Assignment Pin Function (S20) P96 (S21) P97 PIN No. SYMBOL DESCRIPTION (S22) PD0 (S23) PD1 1,25 VDD/VCC Power Supply Port(+5V) (S24) PD2 (S25) PD3 POWER MUTE Power Mute Control Port("L") (S26) PD4 (S27) PD5 HP-IN Heaephone Detective Input Port(Active"H") (S28) PD6 (S29) PD7 JOG-DOWN...
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Page 16: Exploded View And Parts List
7. EXPLODED VIEW AND PARTS LIST POWER-1 PCB /U ONLY POWER-2 PCB /A/N ONLY /U ONLY VIDEO PCB TUNER MODULE MAIN PCB POWER SW PCB /A /N ONLY POWER SW PCB /U ONLY FRONT PCB H/P PCB VOLUME PCB... - Page 17 FLEXIBLE FLAT CORD 13P WF37-TUNER MODULE CWC1C4A13B200B *YU001130R FLEXIBLE FLAT CORD 18P WF95-CN95 CWC1B2A18A280B NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS. NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
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Page 18: Service Procedure
8. SERVICE PROCEDURE 9. ELECTRICAL PARTS LIST NOTE ON SAFETY FOR FUSIBLE RESISTOR : ASSIGNMENT OF COMMON PARTS CODES. TUNER ALIGNMENT INSTRUCTIONS RESISTORS The suppliers and their type numbers of fusible resistors : 1) GD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W Necessary Equipments are as follows;... - Page 19 *BA001460R TRS. KRC107M HVTKRC107MT Q916 *BA001450R *BA001450R KRA107M HVTKRA107MT TRS. R901 CRD20TJ103T RES. CARBON 10kΩ 1/5W J R902 /A/N CRD20TJ103T RES. CARBON 10kΩ 1/5W J NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 20 X101 *JX001030R *JX001030R 8MHz HOX08000E160C CRYSTAL X102 /A/N *JX001020R *JX001020R 4.332MHz HOX04332E200C CRYSTAL H/P CIRCUIT BOARD CN36 MOLEX 5267-04A KJP04GA01ZM WAFER CN94 WAFER MOLEX53014-0210 KJP02GA19ZM NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 21 0.01µF 50V ZF CCKT1H103ZF C278 0.01µF 50V ZF CCKT1H103ZF CAP. CERAMIC C301 OA47505020 4.7µF 50V HCEA1HH4R7T CAP. ELECT C302 OA47505020 4.7µF 50V HCEA1HH4R7T CAP. ELECT NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 22 IC42 *HC300490R *HC300490R KA7915-ABTU HVIMC7915C I.C. REGULATOR JK21 *YT002980R *YT002980R TERMINAL, IN/OUT CJJ4R012Z JK22 *YT002960R *YT002960R CJJ4R019Z JACK, IN/OUT JK23 *YT002960R *YT002960R JACK, IN/OUT CJJ4R019Z NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 23 200Ω 1/5 W CRD20TJ201T R250 CRD20TJ201T RES. CARBON 200Ω 1/5 W R251 CRD20TJ184T RES. CARBON 180kΩ 1/5W J R252 CRD20TJ184T RES. CARBON 180kΩ 1/5W J NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 24 33kΩ 1/5W J CRD20TJ333T R321 RES. CARBON 560Ω 1/5W J CRD20TJ561T R328 R329 RES. CARBON 4.7kΩ 1/5W J CRD20TJ472T R332 R333 RES. CARBON 560Ω 1/5W J CRD20TJ561T NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 25 RES. CARBON 39kΩ 1/4W J CRD25TJ393T R421 CRD25TJ100T RES. CARBON 10Ω 1/4W J RY31 *LY000330R *LY000330R OSA-SS-212DM3 HSL4A004ZU RELAY RY32 *LY000330R *LY000330R OSA-SS-212DM3 HSL4A004ZU RELAY NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 26 10µF 50V HCEA1HH100T CAP. ELECT C707 CAP. CERAMIC 100pF 50V KB CCKT1H101KB C708 100pF 50V KB CCKT1H101KB CAP. CERAMIC C709 CAP. CERAMIC 100pF 50V KB CCKT1H101KB NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
- Page 27 47Ω 1/5W J CRD20TJ470T RY71 *LY000340R *LY000340R SDT-S-112DMR HSL1A008ZE RELAY T701 /U *TS001870R SR4320/U1B CLT5I001ZU TRANS, SUB (120V/12V) T701 /A/N *TS001870R *TS001870R SR4320/A1B CLT5I001ZE TRANS, SUB (230V/12V) NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
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