Onkyo-TXSR252-avr-sm 电路图 维修手册.pdf

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1、Service Manual SAFETY-RELATED COMPONENT WARNING! : COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESIS

2、TANCE MESUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. Published by Onkyo & Pioneer Corporation Grobal CS Department Ref.No. : CONTENTS Front Cover (This page) Note for Parts List Panel Reset Amp Diag Mode af

3、ter Abnormal Conditions Model and Destination Firmware Adjustment (No Necessary) Hookup and Setting Trouble Shoot Disassembly Schematic Diagram Exploded View Appendix Pre Issue (2015-Oct) Final Issue (2015-Oct) TX-SR252 AV RECEIVER RadioFans.CN 收音机爱 好者资料库 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 Note

4、 for Parts List COMMON When parts list is EXCEL file, please refer to the following explanation about file name. Model No. Color Voltage J 100V AC D 120V AC G 220230V H 220230240V M 220240V AC P 230V AC U 100240V AC V 110240V W 120V220240V Speaker System (without AMP.) : 0 Passive Subwoofer F Front

5、Speaker C Center Speaker R Rear Speaker B Back Speaker Color (X) Not related to color (B) Black (M) Wood (BR) Brown (O) Orange (C) Cherry (P) Pink (G) Gold (R) Red (GR) Green (S) Silver (H) Gray (V) Violet (K) Black (W) White (L) Blue (Y) Yellow (LB) Light Blue Destination J Japan C North American D

6、 USA F Taiwan S Brazil Q Hong Kong R China A Australia B United Kingdom K Korea L Russia P Europe U Worldwide Speaker System (without AMP.) : L Left channel R Right channel 0 Center channel Destination Look at the rear panel serial number 6 digit. J Voltage Look at the rear panel serial number 5 dig

7、it. J File Name of Parts List File (EXCEL File) PL_TX-SR343(B)MJJ.xlsx RadioFans.CN 收音机爱 好者资料库 Panel 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 TX-SR252 Front Panel Rear Panel Remote Control Unit Accessory RC-909R Dimensions. . . . . .435 mm (W) x 168 mm (H) x 326.5 mm (D) Weight (without package) . .

8、. . . . . . . . . . . . . . . . . . . . . . 7.3 kg Remote control . . . . . . . . . . . . . . . . . . . . . . . . . 1 Dry cell batteries (AAA size IEC R03). . . . . . . . 2 AM loop antenna . . . . . . . . . . . . . . . . . . . . . . . 1 FM wire antenna . . . . . . . . . . . . . . . . . . . . . . . .

9、 1 Quick start guide Safety Brochure CDTUNERTVBDSAT/CBLEMAGDVDUSB SURROUNDSTEREODIRECT LISTENING MODE HOMEENTERRETURN TUNINGPRESET DSP TONE AV RECEIVERTX-SR252 PHONES ON/STANDBY MASTER VOLUME USB 5V/0.5A + - -+ RadioFans.CN 收音机爱 好者资料库 Reset 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 TX-SR252 Resetting

10、the Main Unit Use this procedure to reset all the receivers settings to the factory default. Use the front panel controls to do this. 1. Switch the receiver into standby. 2. While holding down DIRECT, press and hold ON/STANDBY for about two seconds. 3. When you see RESET? appear in the display, pres

11、s STEREO. OK? shows in the display. 4. Press SURROUND to confirm. How to Reset the Unit Firmware 543216 D C A B D C A B 543216 TX-SR252 VSX-330 Check to the software virsion of MAIN, HDMI & CEC (SUB) microcomputers 1. Make sure that the main unit is in STANDBY mode. Press and hold about 3 seconds th

12、e both of ENTER and STANDBY/ON keys as same time, Then it is appeared firmware version number. At this time, When you press the ENTER key to display each UCOM version, Each time the ENTER key is pressed, then indications on the FL display change as follows: 2. Turn the unit off. MAIN Ucom ENTER MAIN

13、 Xx.xx ENTERENTERENTER SUB Ucom SUB zzz.zz CEC CEC Vy,yy DSP firmware All segments lit. ENTER Firmware 543216 D C A B D C A B 543216 TX-SR252 VSX-330 Necessary Tools and Connections 1 MAIN microcomputer PC with a serial port RS-232C cable (9-pin to 9-pin, straight cable) (Marketing product) UPDATE j

14、ig: GGF1689 (with 10P to 10P FFC) Firmware Firmware Writer Application for PC (Flash Programmer M16C Flash Starter M3A-0806 Software) 6/downloads.jsp Connect as shown in the below figure and follow the procedure as below 1.Install the software for updating on the PC 2.Unplug the AC Cord of the main

15、unit 3.Insert the FFC with its contact surface facing the mark. 2 HDMI & CEC (SUB) microcomputer PC with a USB port USB cable (Marketing product) UPDATE jig: GGF1689 (with 10P to 10P FFC) Firmware Firmware Writer Application for PC (Cypress/Spansion FLASH MCU Programmer for FM0+/FM3/FM4) download.as

16、px Connect as shown in the below figure and follow the procedure as below 1.Install the software for updating on the PC. 2.Unplug the power cord of the main unit. Connect the FFC of the updating jig for updating to the main unit. (Orient the FFC so that the conductive surface of the connector faces

17、the triangular a symbol.) Preparation of Update 3. Start the software for updating on the PC. No Necessary connect Main and HDMI&CEC at the same time When you update Main, you connect Main only. When you update HDMI&CEC, you connect HDMI&CEC only. When you have no “UPDATE jig GGF1689, Please order O

18、NKYO service parts dept. Straight CableAdapterJIGs side 10P RS-232C Straight cable PC (MAIN microcomputer) Rear side 10P to 10P FFC UPDATE jig GGF1689 Firmware 543216 D C A B D C A B 543216 How to Update (Main MCU) 1/5 TX-SR525 VSX-330 Microcomputers update Procedures for MAIN microcomputer 1. Unplu

19、g the AC cord. Connect the FFC cable. ( MAIN microcomputer ) Start up application FlashSta on the PC. 2. Plug the AC cord. (STANDBY mode) For updating of the MAIN microcomputer, proceed with the following steps in STANDBY mode. Select for COM port. if the following messages are displayed Please push

20、 the cancel button and press the JIGs RESET button. And confirm a connection of FFC. Please return to procedure 1. 3. Press the OK button. 3 Press OK button to go to next step. 2. Enter ID. Enter ff in all field. 1 Selection of upgrade file Press the OK 2 Enter ID. Press the OK button. 4. Select the

21、 update file and enter ID. Note: You need COM port number on Windows system “My computer”, “Right Click”, “Properties”, “Device manager” Click COM port properaties and Make sure COM port number. Firmware 543216 D C A B D C A B 543216 How to Update (Main MCU) 2/5 5. Set speed update and update the MC

22、U. 1 Set speed of update. Press the OK button. 1 Set speed of update. Set Baud rate to 38400. 2 Update the MCU. E.P.R=Erase+Program+Read 2 Update the MCU Press the E.P.R button Click on Open 3 to open the File Selection window. Select Intel Hex files (*.hex) in File Type. If the following messages a

23、re displayed, shut the update program down, and start the update again from step 1. Select the 9600 of the Board rate then press the OK button Press the OK button.Press the Exit button. Please wait for until this window disappears. 6. Update Finished MAIN microcomputer. 7. Unplug the AC cord. Discon

24、nect the FFC cable. Push the JIGs RESET button during 1 sec. Press the OK button. TX-SR525 VSX-330 Firmware 543216 D C A B D C A B 543216 How to Update (HDMI Sub MCU) 3/5 TX-SR525 VSX-330 for HDMI & CEC (SUB) microcomputer 1 2 3 4 Procedures To perform updating, proceed as follows: 1.Set the values

25、for Target MCU and Crystal Frequency, as follows: Target MCU: MB9AF156M/N/R 1 Crystal Frequency: 4MHz 2 2. Specify the software file to be updated. Click on Open 3 to open the File Selection window. Select Intel Hex files (*.hex) in File Type 3. Specify the COM PORT. Click on Set Environment 4 to op

26、en the Environment Setting window. Assign the COM PORT number 5, according to the environment. Click on OK 6 to close the Environment Setting window. 5 6 7 Click on Full Operation (D+E+B+P)7. 5. After the window shown below is displayed, turn the main unit on. 6.Press the Reset button of the updatin

27、g jig for updating. 7.When it is appeared below window, Then power turn on unit (ON) 8.Click on OK 8. 8 Firmware 543216 D C A B D C A B 543216 How to Update (HDMI Sub MCU) 4/5 TX-SR525 VSX-330 9. The indications in the window change, as indicated below: 10.Updating has been successfully completed if

28、 Full Operation OK! is displayed. Note: If an error message like the one shown below is displayed, after checking the connection of the updating jig for updating and the COM PORT setting, start updating again from Step 1. 11. Turn the main unit off then disconnect the updating jig for updating. 12.

29、Perform Factory Reset on the main unit. Or You have to make sure that It is necessary to turn on the unit at procedure 7 Firmware 543216 D C A B D C A B 543216 How to Update (DSP firmware update) 5/5 Procedures 1. Select TV fucntion, and, with Signal select as OPTICAL1 then set the unit to STBY_Off

30、mode. 2. Press the SPEAKERS and STANDBY/ON keys simultaneously to enter DSP UpDate mode. (DSP UP is displayed.) 3. When PLAY is displayed, playback of the .wav file starts. (Play the file only once. NEVER repeat playback.) (PLAY is displayed.) 4. After playback is finished and ENTER is displayed, pr

31、ess the ENTER key on the front panel. (ENTER is displayed.) 5. WRITING is automatically displayed. 6. After writing is completed, COMPLETE is displayed. 7. Turn the unit off then confirm that the version has been updated. DSP firmware update Hookup and Setting 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6

32、 No Sound No sound from connected player Chose input selector which is assigned to connected input terminal ? Isnt muting on ? No sound from connected TV Chose wrong input selector ? Connect to this models HDMI OUT terminal from TV by HDMI cable ? When TV supports ARC function, connect to his models

33、 HDMI OUT terminal from TVs HDMI input terminal for ARC function ? When TV doesnt support ARC function, connect TV to this model with optical cable etc. ? Isnt muting on ? No sound from some connected loudspeaker(s) No sound loudspeaker(s) config is enabled ? No sound from all connected TV or Blu-ra

34、y player etc. After chose loudspeaker volume level setting, test tone is OK ? No problem about above items Unplug power cord After 10 seconds, connect power cord again Reset this model COMMON Hookup and Setting 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 No Picture In general Connection cable is bent ,

35、twisted or damaged ? Input is switched on TV ? No picture from connected player by HDMI input terminal Chose input selector which is connected to player ? Listening mode is not Pure Audio ? Dont use HDMI-DVI adaptor. From personal computer ? No picture from connected player by component video termin

36、al Output to TV connected to component video out terminal from players picture connected to the composite video input terminals ? No problem about above items Unplug power cord After 10 seconds, connect power cord again Reset this model COMMON Hookup and Setting 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1

37、 6 No Power In general Doesnt be connection cable bent, be it twisted and be it damaged? There is time when indication on the front panel doesnt just light up. Please check the connecting cord of a DISPLAY PCB. No problem about above items Unplug power cord After 10 seconds, connect power cord again

38、 Reset this model COMMON Schematic Diagram 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 OVERALL WIRING DIAGRAM BEECBBCEEBECBEBECBBCEECBECBECBBC A-12V AGND1 AGND1 V+5V AGND1 EECBBCEECB (S2) AC-IN (S4) A+12V (S1) Q206FL Q205FL C Q206SLQ205SLQ206C C OPT/COAX BD Q205CQ206SR C Q205SR Q206FR (TX-SR252) (VSX-33

39、0) MAINTRANS (TX-SR252) 2SB1560 2SC3964 Q204FL 2SB15602SB1560 2SC3964 Q204SL 2SB1560 2SC39642SC3964 Q204CQ204SR 2SB1560 2SC3964 Q204FR Q205FR AC CORD or INLET 2SD2390 FL 2SD2390 SL 2SD2390 CSR 2SD23902SD2390 FR TUNER PACK OPTCO INSEL (VSX-330) POWER (TX-SR252) TONE (TX-SR252) HP FRONT MAIN DMAIN SMP

40、S CPU FUSB REG Schematic Diagram 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 AUDIO BLOCK DIAGRAM Q426 IC2016 Q419 Q11 Q428 Q405 Q2 Q3 Q4 Q422 Q416 Q428 Q446 Q440 Q10 Q9 Q427 Q425 Q458 Q434 Q452 Q404 Q410 MAIN HP DMAIN FUSB OPTCO MAIN AMP5 Schematic Diagram 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 POWER S

41、UPPLY BLOCK DIAGRAM 100/16 -VF(-30V) SUB_ON D+3.3V ST_H+5V D+3.3V_FETON H+5V_FET_ON D+1.8V_ON 1N4007 1N4007 1N4007 1/50 VCC_1970 FL_AC2 -VF(-30V) ST_H+5V DMAIN+3.3V DMAIN+5V6 CPU_ST_VCC DMAIN+5V6 0 21 JE202B1T2 ZJ5.1B Q702 FL_AC1 D+3.3V_ON D+5.6V_ON FDC608PZ Q2026 D+5V_FETON EN USB+5V 1N4007 2200/16

42、(12*16) H+3.3V_FET_ON FDC608PZ Q2040 NM(10K) NM(100) 3 45 21 TPS2051CDBVR IC1606 CPU_ST_VCC STBY_R LY CPU_+3.3V CPU_ST_VCC HDMI_+12V A+12V -6.8V +6.8V A+12V -HIGHB HDMI_+12V D+1.2V_ON USB+5V M33D V+1R1_HD H+3.3VH+3.3V D+5VD+5V V+5_HD D+3.3V D+3.3V A+12V -HIGHB LBAS16HT1G PDN 4N7 1 3 2 4 HL3-1A-6SH S

43、TBY_R LY S4(FLT) S2(+12V,-12V) S1(AMP B+/B-) KIA7912PI KIA7812API A-12V V+5V V+5V VCC_5V A-12V +HIGHB -VF(-30V) CPU_+3.3V D+1.2V D+1.8V D+3.3V1 D+3.3V H+3.3V D+3.3V D+3.3V D+3.3V +HIGHB AC CORD LBAS16HT1G S2(+12V) MAIN TRANS 123 45 NJM2831F33 (SO T-23-5) IC2004 123 45 MM3529A32PRE IC2008 123 45 S-11

44、70B50UC IC2005 MP2143DJ IC2 3 45 21 NM(TPS2051CDBVR) IC1605 123 45 S-1170B50UC IC2006 KIA7805API 123 45 GND ADJ/NC EN VOUT VIN AP7361-12 IC9450 MAIN REG FRONT CPU FUSB DMAIN OPTCO AMP5 SMPS Schematic Diagram 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 GND BLOCK DIAGRAM DC_PROTECTION FL_HPFL_A FV FR_A CE

45、N_A CV A+12V CEN_A SUV A+12V SR_A FLFLFR CCSR AC CORD FV A+12VA+12V SL_A FR_HP +HIGHB A-12V FR SL -HIGHB A+12V POWERTRANS MICOM REGIL ATOR SMPS REG INSEL (VSX-330) POWER (TX-SR252) AMP5 FRONT HP FUSB DMAIN CPU MAIN OPTCO Schematic Diagram 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 MAIN ASSY (1/2) IN1 I

46、N2 - H - R288 0 10K R39 R7012K R78NM IN3-H C1 47N(EB)-100V 100N(R)-250V C65 C53100/25(6.3*11) R5827K 100/10C99 GND2 TO CHASS IS C271N-J C291N-J 2015.6.8 R2950R1(5 ) C297 10N-K SW2SW1 L(OPEN) H H MUTE /RST SCLK VCC_5V TU_R INT 2015.5.15 R25 10(1) R36 47K(1/4) 47K(1/4) R35 C261N-J C281N-J C301N-J 10 R

47、32 2K2(1) R30 R2970R1(5 ) R298 0 R287 750 RT1P237C Q4 10 R22 10/50 C57 2K2(1) R28 ZJ3.6B ZD1 560 K R289 Q129 KSA 992F 10K R40 RT1P237C Q3 C59 10N-K D8 LBAS16HT1G R291 560K R290 2K2 R45 10K KTC319 8 Q132 D125 LBAS 16HT1G 2015.6.4 51K R49 C102 1/50(5*11) 4R7(1) R66 R294 4K7 33K R293 C120 6 100 P-J R12

48、6 0 1K R125 9 470 100 N-K C122 7 R79NM ZD25 ZJ16B 68K R125 8 LBAS16HT1G D18 C108100N-K R54 100K C1223 100N-K C1209 47/1 6 R125 6 0 L(OPEN) 2015.5.14 C123 2 10N-K 100/16(6.3*11) C123 3 H /SEN SDIO GND TU_L 100N-K C612 NM C635 NM C613 4N7-K C611L 10N-K C609 C611R 4N7-K C609R 10/50 NM R636 NM R635 BD3580 BD601 NM R637 100N-K C615 VSX330 OPTION (STANBY) 2015.5.22 2015.5.14 SP-2507 L2 C4 47N(EB)-100V 312 35328-0360 CP1 SP-2507 L3 R9 10(1) C9 47N(EB)-100V R10 10(2) C61 100N(EB)-100V R5 10(1) L4 SP