Marantz SR7300 Service Manual

Hide thumbs Also See for SR7300:

Service manual (63 pages)

User manual (54 pages)

Specification (19 pages)

Table Of Contents

Table of Contents

Quick Links

Summary of Contents for Marantz SR7300

Page 1 12. SYSTEM ERROR ....................56 13. TROUBLE SHOOTING ..................57 14. ELECTRICAL PARTS LIST ................. 61 Please use this service manual with referring to the user guide ( D.F.U. ) without fail. SR7300 / SR7300OSE / PS7300 03AJ855010 MIT First Issue 2002.11...
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.
Page 3: Technical Specifications And Service Tool
1. TECHNICAL SPECIFICATIONS AND SERVICE TOOL TECHNICAL SPECIFICATIONS FM TUNER SECTION (SR ONLY) VIDEO Frequency Range ........87.5 - 108.0 MHz Television Format ..........NTSC (/F/U) Usable Sensitivity .........IHF 1.8 µV/16.4 dBf ........NTSC/PAL (/K/N) Signal to Noise Ratio ....... Mono/Stereo 76/72 dB Input Level/Impedance........
Page 4 The relation between the selected surround mode and the input signal The surround mode is selected with the surround mode buttons on SR7300/SR7300F/PS7300 or the remote control unit. However, the sound you hear is subject to the relationship between the selected surround mode and input signal. That...
Page 5 Remark : Bass signal output from Sub Woofer terminal for SR7300 / SR7300F / PS7300 *Stereo decode : SPK SETUP - BASS MIX : BOTH set SPK setup SubWoofer Output by Decoded mode Surr. Surr.B DD EX Dolby(AC-3 2ch) Stereo...
Page 6: Technical Description
more favorable aural characteristics. 2. TECHNICAL DESCRIPTION DTS 96/24 allows for 5.1channel sound tracks to be encoded at a rate of 96kHz/24bits on DVD-Video titles. When DVD-video appeared, it became possible to deliver 24-bit, 96 kHz audio into the home, but only in two channels, and with serious limitations on picture.
Page 7: Wiring Diagram
3. WIRING DIAGRAM J101 B6B-P H YJ06006260 P104 Power AMP PCB JP02 S5B-PH AUXR YJ06006450 J102 PC04 B6B-EH +12V YP0600384X W806 JP03 Front PCB BOAD_IN -12V 07-FMN-SSTK-A YA03051820 YJ07060420 W179 DGND J805 YB00309410 AUXL B6P-VH JP01 JC03 YP0600369 0 +5VD JC02 S2B-PH 16FMN-SSTK-A...
Page 8: Block Diagram
4. BLOCK DIAGRAM PH_DET QE11 7.1ch IN *OPTION Function SW TC9273-013 6CH E-VR TC9499N (MULTI ROOM) (MAIN ) FRONT L/R *OPTION *OPTION M_F_L_R Pre OUT M_F_L_R INLA INLA +18dB M_F_L M_F_L FRONT FRONT L/R SURR L/R M_S_L_R From Front AUX INLB INLB FRONT L...
Page 9: Schematic Diagram
5. SCHEMATIC DIAGRAM FROM JE09(PS04:Audio PCB) FROM JE08(PS04:Audio PCB) J102 J101 10/50V 10/50V 10/50V C302 10/50V C202 10/50V C102 C101 10/50V C301 C201 R350 R349 R250 R249 R150 R149 R251 R152 R151 R352 R351 R302 R301 R202 R201 R102 R101 R252 R304 R303...
Page 10 M-FR PS04-1/2 AUX-L AUX-L -12V AUX-R A-GND AUX-R A-GND A-GND A-GND A-GND RRJ(XSXX) AUDIO FUNCTION TUNER-L TUNER-L CS79 TUNER-R CS77 100p RCR(XQXX) 7.1CH IN FUNCTION TUNER-R _CE_TCA JS01 RS63 RRM(XMXX) MULTI FUNCTION AFDATA RS01 RS03 TV-L 28 27 26 25 24 23 22 21 20 19 18 17 16 15 QS02 RDD(XHXX),(XJXX) DAC LPF CS01...
Page 11 TO POWER PCB TO J102(P104) TO J101(P104) POWER AMP POWER AMP JE21 JE22 B3B-EH B3B-PH PS04-2/2 JE09 JE08 RG68 Dummy B6B-PH B6B-EH CG66 100p WE99 WE98 EARTH EARTH EARTH EARTH RVR(XEXX),(XGXX) 7.1CH VOLUME RG70 EARTH EARTH EARTH QG53 RRM(XMXX) MULTI FUNCTION A-GND A-GND A-GND A-GND A-GND A-GND NJM2068DD...
Page 12 TO JS06(PS04) TO JU03(P604) TO JU07(P604) TO JL04(PL04) TO J803(P804) U-COM U-COM VIDEO VOLUM E SUPPLY JC02 JC03 JP01 JP02 JP03 S7B-PH 16FMN-SSTK-A S2B-PH S5B-P H 07FMN-SSTK- A +5VL CC20 RC41 VGND VGND DGND DUMMY DUMMY CP22 RC34 CC23 DUMM Y CC18 JUMPER CC21...
Page 13 JL04 S5B-P H TV_M AUX 1 AUX1 CF16 DVD_M AUX1 +5VV AUX1 CVBS 10/50V -5VV RF05 JL01 CF01 JUMPER RF06 TO JP02(PC04) 10/50V RF04 TV_M AUX1_C CF10 CF09 AUX1 C FRONT RL01 RL02 100/10V 0.01 CF13 CF15 RF07 JUMPE R 10/50V CL01 10/50V...
Page 14 -5VV CS38 DUMMY CS34 TO JE11(PS04) JUMPER FUNCTION CS36 JS71 JS72 RS76 JUMPER CS32 RS74 DUMMY TUNER-R 470p QS10 NJM4558DD RS72 DUMMY RS75 TUNER-L AT01 TUNER DUMMY CS35 TUNER MODULE CS31 RS73 S3B-EH JUMPER 470p (F ONLY) RS71 CS33 JUMPER CS37 CS97 DUMMY...
Page 15 P604-1/2 DSPCL K QR02 TC74VHCT08AFT DSPDOUT QR02 TC74VHCT08AFT RD03 RD02 +2.5V ERMUTE CD13 22/6.3 CD12 QR02 47 46 45 44 43 39 38 37 TC74VHCT08AFT DIR_INT RERR DSDA2 AOL2- XSTATE DSDB1 AOL2+ CD02 CD01 22/6.3 DSDA1 AOR2+ +3.3V AOR2- _CEDIR CD10 CD11 QD01...
Page 16 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 SR7300/ 22u/6.3...
Page 17: Parts Location
6. PARTS LOCATION P104 Q121 Q119 Q122 Q120 Q221 Q219 Q222 Q220 Q321 Q319 Q322 Q320 QN03 Q123 Q124 Q223 Q224 Q223 Q324 QN02 Q117 Q111 Q109 Q113 Q107 Q115 Q118 Q112 Q110 Q114 Q108 Q116 Q217 Q211 Q209 Q213 Q207 Q215 Q218 Q212 Q210 Q214 Q208 Q216 Q317 Q311 Q309 Q313 Q307 Q315 Q318 Q312 Q310 Q314 Q308 Q316...
Page 18 PS04 QH01 QG58 - QG55 QG53 QE01 QM01 QS06 QH04 QM31 QM25 QM18 - QM18 QM13 QS04 QS03 QM44 QM45 QJ01 QE08 -QE05 QM26 QM24 QM23 QM29 QE03 QS05 QJ02 QS01 QM27 QM21 QE58 - QE55 QE53 QE11 QM33 QM32 QG62 QG61 QM28 QM22 QG08 - QG05...
Page 19 PP94 PF04 QS10 QF51 QF70 P884 PC04 PC74 PL01 QP02 QC03 QC05 QC02 QP01...
Page 20 PL04 QL15 QL14 QL13 QL11 QL07 QL06 QF01 QL81 QL80 P804 QL08 QL09 QL03 QL02 QL01 Q803 Q804 Q801 Q802 QN60 - QN62 QN55 QN59 QL10 QX05 QL04 QN51 - QN54 QN56 - QN58 QP91 QP92 QX03 QF02 QF03 QL05 QX04 QX01 QL12...
Page 21 P854 Q854 Q852 Q823 PC64 PC54 QC51 QC50 P874 P864 P894...
Page 22 P604 A QR01 QK03 - QK05 Q600 QD01 Q680 Q681 QU01 QU04...
Page 23 P604 B QR02 QR04 QU02 QU06 QU03 Q603 Q601 QR03 QK03 QK02 QK01...
Page 24 7. IC DATA O(SC) DSPCLK DSP DIR Control CLOCK QU01 : H8S/2398F-ZTAT _CEFL FL Driver chip sel Port Name Note VOLDATA Volume IC DATA Act. BTMOD FLASH ROM Address (A18) PULL DOWN VOLCLK Volume IC CLOCK CE_VOLA Volume IC Chip Sel A CE_VOLB Volume IC Chip Sel B FLRA_ON...
Page 25 QK30 : CS5361-KSR V C O M S C L K L R C K S D O U T M C LK R E F G N D FILT+ R S T REFGND S e rial O utpu t Interfa ce F ILT + Volta ge R e fe ren ce D IF...
Page 26 Q600 : CS4900X SAI 0 Serial External Memory SAI 1 Audio Interface SAI 3 Interface SAI 2 Compressed DSP C Audio Digital DAO 0 Interface Frame Audio Programmable 32-Bit DSP Shifter Interface DAO 1 Digital Multistandard Audio Audio Decoder Interface GPIO and I/O Input Controller...
Page 27 Q600 : CS494001-CQ Q901 : LC72722 Pin Functions MCLK Audio Master Clock VDD2 2.5V Supply Voltage Pin No. Pin name Function VSS2 2.5V Ground 102 I/O AUDATA4, Digital Audio Output 4, General Purpose I/O GPIO28 103 I/O HDATA4, DSP C Bidirectional Data Bus, General Purpose I/O VREF Output Reference voltage output (Vdda/2)
Page 28 QR01 : LC89057W VF4-E EMPHA/UO AUDIO XMODE LC89057W-VF4-E RXOUT Microcontroller C bit , Ubit SDIN RERR SLRCK SBCK Input Demodulation Data Selector & RDATA RDATA Selector Lock detect RX5/VI XMODE RLRCK RX6/UI SDIN DGND DVDD LC89057W-VF4-E DVDD DGND RMCK TMCK/PIO0 RBCK RBCK RLRCK...
Page 29 QE11/QE12 : TC9499N QU03 : HIN202ECB TOP VIEW 0.1 F +5V TO 10V 0.1 F VOLTAGE INVERTER +10V TO -10V 0.1 F VOLTAGE INVERTER 0.1 F 400k 400k QU03 : HIN202ECB Pin Descriptions FUNCTION Power Supply Input 5V 10%, (5V 5% HIN207E). Internally generated positive supply (+10V nominal).
Page 30 QD01 : CS4382...
Page 31 QD01 : CS4382...
Page 32 QC01 : NJU3430FG1 R ST RESET Inst ruct ion MK RAM Icon Decode r 16x2 bit Dr ive r 8bits Line Shift CL K Ad dress Re g. Cou nter CG RAM Segment 35x8 bit Dr ive r Port Dr ive r Timing State Ad dress...
Page 33 QL03 : LC74781 Pin Functions Pin No. Symbol Function Description Ground Ground connection (digital system ground) Xtal Used to connect the crystal oscillator and capacitor used to generate the internal Crystal oscillator connection synchronization signal, or to input an external clock (2fsc or 4fsc). Xtal Switches between external clock input mode and crystal oscillator mode.
Page 34: Exploded View And Parts List
8. EXPLODED VIEW AND PARTS LIST Z 0 1 1 J871 5 1 2 7 3 X 8 ( M) P 8 5 4 5 1 1 0 0 7 5 G 3 X 8 ( M) 5 1 2 8 915G (U ONLY) 3 X 8 ( M) W001 (U ONLY)
Page 35 CUSHION 03AJ809010 002S CUSHION 03AJ809010 002S 03AJ809010 CUSHION 03AJ 809010 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.
Page 36: Service Program
161302 (Display) is entered, information shown on the FLD changes in the following order. Software versions of µ-com and DSP can be seen and FLD segments can be checked. 1.Model Name is displayed.(Ex. : SR7300) 2.Software version of QU01(CPU) is displayed in the following format.
Page 37: Update Firmware
This mode is to update the software for DSP. The target devise is 4M Flash-ROM (Q601) on P604. SR7300 need to be set download condition, by three front keys. Mode 2: Download CPU's software to internal Flash-ROM. This mode is to update the software for DSP.
Page 38 4. Turn on the power of the unit. (Conﬁ rm that the stand-by LED lights in green so the unit is in the boot mode.) 5. Launch "H8Download.exe" on PC. 6. Click other ﬁ les... button in the dialog box to specify the ﬁ le (XXXX.mot) to be upload. 7.
Page 39: Power Amplifier Adjustment
11. POWER AMPLIFIER ADJUSTMENT Idling Current Alignment 1. Each of the measurement points are provided with the two test points. Set a digital Voltage meter to DC voltage input, connect the meter to the test points at both contact points. 2.
Page 40: System Error
12. SYSTEM ERROR The CPU inside the unit monitors peripheral interfaces and if a trouble is detected the following information is displayed on the FLD. Trouble in DSP If communication with DSP is troubled more than 2 seconds, FLD shows below. * This display stays and sound is muted.
Page 41: Trouble Shooting
12. TROUBLE SHOOTING No Power Standby Power supply circuite (P854) LED Lights up in has any problem. standby mode To be check +5VL or _P_DOWN signal. FLD shows Vkk or FL is not supplied PROTECT to PC04 Supply +15V to PU04? Can PY04 supply +15V ? Supply +24V...
Page 42 No sound from SPK on Analog Stereo mode Test Tone is OK ? Analog Pre output is S-Direct is active ? OK ? (Volume , Power Amp & (Volume, & Power Amp are OK) P104 Volume(QE11) Audio Input are OK) PS04(Audio In) orP604 has any problem.
Page 43 No sound from SPK on AC-3/DTS decode Volume(QE11) 7.1ch Direct Pre out has any trouble. is OK ? To be check PS04 P604 has trouble Pre output is Test tone is OK ? OK ? DAC & DSP are no problem DIR(QR01) or QR06 DIR(QR01) DD,DTS,PCM...
Page 44 HOW TO FIND OUT DEFECTIVE POINT AUDIO Which signal path has problem Digital or Analog. • Conﬁ rm 6.1 / 7.1ch INPUT Mode. • Conﬁ rm S-Direct mode to analog input. • Conﬁ rm Test Tone output. • Conﬁ rm Multi Channel Stereo mode to analog input. •...
Page 45: Electrical Parts List
14. ELECTRICAL PARTS LIST NOTE ON SAFETY FOR FUSIBLE RESISTOR : ASSIGNMENT OF COMMON PARTS CODES. RESISTORS The suppliers and their type numbers of fusible resistors : 1) GD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W are as follows; : 2) GD05 ×...
Page 46 HT327052A0 TRS. 2SC2705 O OR Y HT327052A0 R338 RA02210760 TRIM. 220Ω VERTI RA02210760 Q118 HT327052A0 TRS. 2SC2705 O OR Y HT327052A0 Q119 HC20002080 IC SAP17N O AND Y HC20002080 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 47 DK98104200 C612 CER. 0.1µF GRM39F104Z16 DK98104200 CR15 CER. 100pF ±5% CG 50V GR39 DD95101300 C613 EY22600620 TANTL.CHIP 22µF 6.3V EY22600620 CR16 CER. 0.1µF GRM39F104Z16 DK98104200 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 48 RD01 CHIP 22kΩ ±5% 1/16W NN05223610 RU30 RD02 CHIP 22kΩ ±5% 1/16W NN05223610 CHIP 47kΩ ±5% 1/16W NN05473610 RD03 CHIP 22kΩ ±5% 1/16W NN05223610 RU46 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 49 ELECT. 100µF M 16V RA-2 OA10701620 J172 YT01040790 TERMINAL SPKR FL(B) FR(B) YT01040790 C815 EA10901670 ELECT CAP. 1000/16V RE3 EA10901670 J173 YT01040790 TERMINAL SPKR SR CENTER YT01040790 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 50 C955 /K/N RC07 BW05473230 COMPO. RKC13BS473J ±5% P1.8 BW05473230 /K/N ELECT. 4.7µF M 50V RA-2 OA47505020 RC08 BW05103330 COMPO. RKC13BS103J ±5% P1.8 BW05103330 C958 /K/N NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 51 BA10001000 DIG.TRS. BA10001000 PF04-RESISTORS (COMMON) DTA114ES UN4111 10k 10k CARBON FILM FIXED RES. QA62 BA20001000 DIG.TRS. BA20001000 ±5% 1/6W : RF66 RF67 DTC114ES UN4211 10k 10k NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 52 DTA114ES UN4111 10k 10k CX22 ELECT. 10µF M 50V RA-2 OA10605020 QX01 HC10227090 IC NJM2595D HC10227090 CX26 ELECT. 100µF M 10V RA-2 OA10701020 5IN 3OUT VIDEO SEL NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 53 ELECT. 10µF M 50V RA-2 OA10605020 CE87 ELECT. 47µF M 25V RA-2 OA47602520 CG09 ELECT. 22µF M 50V RA-2 OA22605020 CG10 ELECT. 22µF M 50V RA-2 OA22605020 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 54 DTA144ES UN4113 47k 47k QM24 BA20002000 DIG.TRS. BA20002000 DTC144ES UN4213 47k 47k QM25 BA10002000 DIG.TRS. BA10002000 DTA144ES UN4113 47k 47k QM26 BA20002000 DIG.TRS. BA20002000 DTC144ES UN4213 47k 47k NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 55 HT110482B0 ±5% 1/6W : R101-R110 R115-R118 Q205 TRS. 2SC2458 Y OR GR HT324582B0 R123-R126 R135 R136 R149 R150 Q206 TRS. 2SC2458 Y OR GR HT324582B0 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 56 CU05 CER. 0.1µF GRM39F104Z16 DK98104200 C622 CER. 0.1µF GRM39F104Z16 DK98104200 CU06 CER. 0.1µF GRM39F104Z16 DK98104200 C623 CER. 0.1µF GRM39F104Z16 DK98104200 CU07 TANTL.CHIP 22µF 6.3V EY22600620 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 57 HX342132A0 RK11 QK04 CHIP TRS. 2SC4213 HX342132A0 CHIP 150Ω ±5% 1/16W NN05151610 QK05 DIG.TRS. RN2303 PNPX1 22k+22k BA10013050 RK14 QK30 IC CS5361-KSR A/D CONVERTER HC10015880 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 58 D851 R372 METAL 10Ω ±5% 1W NK05100010 DIODE 1D3 1A 200V HD20002710 R802 METAL 2.2kΩ ±5% 1W NK05222010 D856 ERG1SJ-E D859 ZENER DIODE 8.2V HD30821000 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 59 ENCODER C12E 24PULSE DTC114ES UN4211 10k 10k VC01 DISPLAY UNIT CM2071C HQ31606920 QA61 DIG.TRS. BA10001000 NORITAKE DTA114ES UN4111 10k 10k QA62 DIG.TRS. BA20001000 DTC114ES UN4211 10k 10k NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 60 YT02030710 CX41 ELECT. 10µF M 50V RA-2 OA10605020 CX44 ELECT. 100µF M 10V RA-2 OA10701020 G/B/R FS NI CX47 ELECT. 10µF M 50V RA-2 OA10605020 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 61 22µF M 50V RA-2 OA22605020 JL02 TERMINAL YKC21-3508 1L3P YEL YT02030590 CM32 ELECT. 22µF M 50V RA-2 OA22605020 FG NI CM33 ELECT. 10µF M 50V RA-2 OA10605020 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 62 1SS176 MA165 1SS254 30V 0.1A QS04 IC TC9162AN HC10469050 DQ81 QS05 IC NJM4558D-D HC10008090 DIODE HD20002000 QS06 IC NJM4558D-D HC10008090 DQ84 1SS176 MA165 1SS254 30V 0.1A NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
Page 63 JQ02 TERMINAL YKC21-3925 2L4P FG YT02041350 BK NI JS01 TERMINAL YT02060660 JS04 YKC21-3796 2L6P FG W/R NI WE99 CONNECTIVE CORD SIN-SIN YE01000630 UL1430 AWG20 L=6CM NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.

This manual is also suitable for:

Sr7300ose Sr7300f Ps7300 Sr7300/n1b Sr7300/u1g Sr7300/u1b ... Show all

Marantz SR7300 Service Manual

Quick Links

TABLE OF CONTENTS

Related Manuals for Marantz SR7300

Summary of Contents for Marantz SR7300

This manual is also suitable for:

Table of Contents