Table of Contents
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Service
Manual
1.
TECHNICAL SPECIFICATION ............................................................................... 1
2.
BLOCK DIAGRAM .................................................................................................. 2
3.
SCHEMATIC DIAGRAM AND PARTS LOCATION ................................................. 3
4.
SERVICE MODE .................................................................................................. 15
5.
AUDIO ADJUSTMENT .......................................................................................... 16
6.
TUNER ADJUSTMENT ......................................................................................... 17
7.
IC DATA ................................................................................................................ 19
8.
EXPLODED VIEW AND PARTS LIST ................................................................... 25
9.
ELECTRICAL PARTS LIST ................................................................................... 28
Please use this service manual with referring to the user guide (D.F.U) without fail.
STANDBY
PHONES
TUNER MODE
TUNER
BAND
MEMORY
STANDBY
TABLE OF CONTENTS
SR2100
SR2100/
Tuner Amplifier
OPEN/CLOSE
MULTI JOG
(PUSH ENTER)
DISPLAY
TIMER
AMP
+
OPEN/CLOSE
SR2100
N1S, /C1S
VOLUME
-
327J855010 AO
3120 785 22530
First Issue:2001.04
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Table of Contents
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Summary of Contents for Marantz SR2100/C1S
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Page 1: Table Of Contents
Service SR2100/ N1S, /C1S Manual Tuner Amplifier STANDBY OPEN/CLOSE MULTI JOG (PUSH ENTER) VOLUME PHONES TUNER MODE TUNER BAND MEMORY DISPLAY TIMER STANDBY OPEN/CLOSE SR2100 TABLE OF CONTENTS TECHNICAL SPECIFICATION ................1 BLOCK DIAGRAM ....................2 SCHEMATIC DIAGRAM AND PARTS LOCATION ..........3 SERVICE MODE .................... - 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 Specification
1. TECHNICAL SPECIFICATIONS FM TUNER SECTION Frequency Range ............................87.5 - 108.0 MHz Usable Sensitivity ..........................IHF 1.8 V/16.4 dBf Signal to Noise Ratio ........................Mono/Stereo 76/72 dB Distortion ............................Mono/Stereo 0.2/0.3 % Stereo Separation ............................. 1 kHz 45 dB Alternate Channel Selectivity ........................ -
Page 4: Block Diagram
2. BLOCK DIAGRAM... -
Page 5: Schematic Diagram And Parts Location
3. SCHEMATIC DIAGRAM AND PARTS LOCATION TUNER MODE TUNER LCD BACK LIGHT LED SU56 SU57 DU51 DU52 DU53 PU74 SU53 SU54 SU55 +12V SU51 SU52 (RLD) RU72 RU71 BAND MEMORY DISPLAY TIMER DOOR SU71 QU53 RN1303 DU54 PU54 RU55 RU52 RU53 RU54 RU56... - Page 6 C VERSION A101 STDIST PV04 (RTU) ANT N.C GNDGND VT VDD R510 4.7k (RTR) R512 PLL-BLOCK C503 +12V R502 C505 1/4W 100/10V +12V C507 2.2k 2.2/50 L302 0.01 R506 R504 C303 4.7k C504 D501 10/50V R211 C209 C301 0.01 5.1V C311 C220 1/50V...
- Page 7 N VERSION PV04 A101 STDIST (RTU) ANT N.C GNDGND VT VDD (RTR) R510 4.7k R512 +12V PLL-BLOCK C503 R502 C505 +12V 100/10V 1/4W C507 2.2k 2.2/50 L302 C303 0.01 R506 R504 C504 D501 C209 10/50V 4.7k R211 1/50V C301 0.01 5.1V C311 C220...
- Page 8 Z005 QB03 QB02 QB01 PB04 AC INLET AC OUTLET QB01 L78MR06 JB01 JB03 RB02 CB06 LB02 AC INLET 10/50V AC12.8V 12.5V 5.9V JB03 1P SW. WB01 UN-INS.UB02 DB03 DB01 4.8V POWER CB05 JB06 TO J802 (PV04) UB02 0.01 RB03 JB02 P-DOWN 5.0V CB02...
- Page 9 QN02 QV02 QV06 QV01 QN05 QN03 QN04 QN07 QN06 QD02 QN01 QV03 QV05 QV04 QA01 QA02 QA04 Q202 Q204 Q203 QA03 QA05 Q201 Q501 AUX1 RC-5 Q206 Q301 QV51 PV01 TC7W14FU U035 U034 DA05 DA06 CN05 CN04 CN06 U036 U171 OSC-OUT CV17 IF-OUT...
- Page 10 PU54 QU51 QU53 QU52 RU61 RU67 RU98 QU53 DU54 DU53 RU72 RU71 SURROUND TU-MODE TUNER BAND MEMORY TIMER RU58 RU59 RU60 RU51 RU52 RU53 DISPLAY RU74 RU68 RU54 RU55 RU56 DU52 SU56 SU57 SU51 SU52 SU53 SU54 SU55 CU51 RU64 RU65 PU54 RU66...
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Page 11: Service Mode
4. SERVICE MODE 1.Tracking po int memory of present memory L / CD segment luminou s Connect an AC cable plug to mains whil e pressing <DISPLAY>and <ENTER> Turn JOG Turn JOG Turn JOG Press <ENTER> PUSH PUSH PUSH SERVICE -OFF- ENTER ENTER... -
Page 12: Audio Adjustment
5. AUDIO ADJUSTMENT Main Amplifier Idle Current Adjustment 1. Test Point: Lch: U299 (+), U300 (-) or R737, 0.18 oh ms X2 Rch: U297 (+), U298 (-) or R738, 0.18 ohms X2 2. Adjust Resistor Lch: R719, Rch: R720 3. Procedu res (1) Before switching the power ON, do no t input sign al to inpu t terminal. -
Page 13: Tuner Adjustment
6. TUNER ADJUSTMENT 1. AM auto stop Level Check Sou rce Sign al Inpu t Signal Sign al Reception Adjust. Adjustment Step Outpu t Level and P–No. Conn ection Frequ ency Frequ ency po int Value Modu lation “TUNED” Sign al generator Level 54 dB/m 999 kHz ind icates on... - Page 14 2.3 FM STEREO Distortion Adjustment Adjust the L-channel with the RF sign al mod ulated on ly L-chann el first and con firm the R-chann el with RF signal modu lated on ly R-chann el. Inpu t Signal Sign al Sou rce Sign al Outpu t Reception Adjust.
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Page 15: Ic Data
7. IC DATA QU51:NJU6450A PIN FUNCTION BLOCK DIAGRAM Page Address Register I / O Buffer Page Address Decoder ~SEG ~COM Line Decoder Line Counter E (RD) Common Displey Timing Timing R/W (RD) Staet Line Register Generator Generator PIN CONFIGURATION NJU6450A... - Page 16 QU01 : MB90583B PIN FUNCTION Pin PORT Name of port Desc ription P20/A16 P-DOWN Power Detect LOW:SUB-CLOCK Power Detect=H P21/A17 ANA .SW/PLL /RDS CLOCK Active H P22/A18 ANA .SW/PLL /RDS DATA OUT Active H Q351:LC72722M P23/A19 ANA .SW/PLL .RDS CE Active H BLOCK DIAGRAM P24/A20...
- Page 17 Q501:LC72130 QE01:LC75372E BLOCK DIAGRAM BLOCK DIAGRAM PIN CONFIGURATION PIN CONFIGURATION...
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Page 18: Exploded View And Parts List
8. EXPLODED VIEW AND PARTS LIST C Version 5 1 2 7 3 X 8 ( K ) 0 0 1 D Z 0 0 5 5 1 5 7 2 X 6 ( U ) ( 0 0 7 C ) GE A R A S S Y . - Page 19 POS. VERS. PART NO. PART NO. DESCRIPTION COLOR (PCS) (MJI) 019B 9965 000 08290 SCREW FOR ESCUTCHEON 327J010110 021B 9965 000 08291 FRONT PANEL 327J248010 025B 4822 526 20213 MAGNET KIT 271K305500 031B 9965 000 08292 BUTTON L 327J270050 033B 9965 000 08293 BUTTON R 327J270060 035B...
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Page 20: Electrical Parts List
9. 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 21 POS. VERS. PART NO. POS. VERS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR COLOR (PCS) (PCS) (MJI) (MJI) PB04-BACK UP POWER PU04-CAPACITORS(COMMON) SUPPLY CIRCUIT BOARD PLASTIC FILM CAPACITOR PB04-CAPACITORS 5% 50V : CU08 CU15 CB01 9965 000 06706 CER. 0.01 F DK17103910 CB02...
- Page 22 VERS. VERS. POS. PART NO. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR (PCS) COLOR (PCS) (MJI) (MJI) QU20 9965 000 08323 IC S-80843ALNP-EA7-T2 HC10098530 QU51 9965 000 08223 IC NJU6450A HC10215090 QU31 QU53 4822 130 61553 SEMICON.COMP BA21303000 4822 130 61541 CHIP TRS.
- Page 23 VERS. VERS. POS. PART NO. POS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR (PCS) COLOR (PCS) (MJI) (MJI) CN04 4822 124 41539 ELECT 47 F M 16V OA47601620 C505 4822 124 90357 ELECT 2.2 F M 50V OA22505020 CN05 4822 122 40617 CER.
- Page 24 POS. VERS. PART NO. POS. VERS. PART NO. PART NO. PART NO. DESCRIPTION DESCRIPTION COLOR (PCS) COLOR (PCS) (MJI) (MJI) R725 D503 N 4822 130 32362 DIODE 1SS176 MA165 1SS254 HD20002000 4822 050 26809 5% 1/6W GG05680160 30V 0.1A R730 D504 4822 130 32362 DIODE 1SS176 MA165 1SS254 HD20002000...
- Page 25 POS. VERS. PART NO. PART NO. DESCRIPTION COLOR (PCS) (MJI) Q712 4822 130 11033 TRS. 2SC5196 R OR O HT351962A0 Q713 4822 130 11034 TRS. 2SA1939 R OR O HT119392A0 Q714 4822 130 11034 TRS. 2SA1939 R OR O HT119392A0 Q717 4822 209 83732 IC AN7062 V-AMP IC HC10066020...
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