Pioneer-VSX1131-avr-sm 维修电路原理图.pdf
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1、Service Manual Onkyo & Pioneer Corporation 2016 O-4561 FrontCover AV RECEIVER VSX-1131 VSX-LX301 VSX-1131 ORDER NO. ARP4006 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). Model Type Power Requirement Remarks VSX-1131(B) MDC AC 120V VSX-1131(B) MMP AC 220V to 240V VSX-1131(S) MMP AC
2、 220V to 240V VSX-1131(B) MMB AC 220V to 240V VSX-1131(B) MMA AC 220V to 240V VSX-1131(B) MDF AC 120V VSX-LX301(B) MDC AC 120V 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 How to read suffix code of this model The following is explanation for the suffix code. V S X 5 3 1 ( B ) W M
3、P Model No. 120V AC D 220230V G 220230240V H 100V AC J 220240V AC M 230V AC P 100240V AC U 110240V V 120V220240V W Speaker System (without AMP.) : Passive Subwoofer 0 Front Speaker F Center Speaker C Rear Speaker R Back Speaker B Australia A PP United Kingdom B GB North American C UC USA D UC Taiwan
4、 F TA Japan J JP Korea K KA Russia L ER Europe P YY Hong Kong Q HK China R CN Brazil S CS Thai T LE Worldwide U WL Speaker System (without AMP.) : Left channel L Right channel R Center channel 0 Voltage Destination The suffix code of each model is mentioned in serial number label as per below. Malay
5、sia M China C Japan U Others W Production factory Black B Brown BR Cherry C Gold G Green GR Gray H Black K Blue L Light Blue LB Wood M Orange O Pink P Red R Silver S Violet V White W Yellow Y Color VSX-531(B)WMP COMMON Production month Production year To select parts list as substitute symbol. Note
6、for suffix code RadioFans.CN 收音机爱 好者资料库PanelVSX-11311ABCDE23456123456ABCDEFront PanelRear PanelRemote Control UnitRC-914RAccessoriesDimensions : 435 mm (W) x 173 mm (H) x 371 mm (D), 17-1/8 6-30/37 14-20/33Weight (without package) : 10 kg (22 lbs.)1. Remote controller (RC-914R) 1 Batteries (AAA/R03)
7、 2 (Except MMR type)2. Indoor FM antenna 13. AM loop antenna 14. Speaker setup microphone 15. Power cord 16. FM Isolator x1 (MMR type only)18090(Taiwanese models)VSX-1131PanelVSX-LX3011ABCDE23456123456ABCDEFront PanelRear PanelRemote Control UnitRC-914RAccessoriesDimensions : 435 mm (W) x 173 mm (H)
8、 x 371 mm (D), 17-1/8 6-30/37 14-20/33Weight (without package) : 10 kg (22 lbs.)1. Remote controller (RC-914R) 1 Batteries (AAA/R03) 22. Indoor FM antenna 13. AM loop antenna 14. Speaker setup microphone 15. Power cord 118090VSX-LX301Reset 5 4 3 2 1 6 D C A B D C A B 5 4 3 2 1 6 VSX-831/LX101 VSX-11
9、31/LX301 How to Reset the Unit Step1. STORE (To save user preferences.) While pressing HOME MENU button, press ENTER button twice. Step2. RESET While pressing AUTO DIRECT button, press STANDBY/ON button. ) ”Clear” appears on the display and the unit returns to standby. Do not unplug the power cord u
10、ntil “Clear” disappears from the display. Step3. RECALL (To load user preferences.) While pressing HOME MENU button, press RETURN button twice. Standard Knob Position ( S.K.P. ) Master Volume Control -42dB Input Selector BD/DVD Muting Off Listening Mode Ext.Stereo Subwoofer Yes Front Left Level 0 dB
11、 Front Right Level 0 dB Center Level 0 dB Left Surround Level 0 dB Right Surround Level 0 dB Subwoofer Level 0 dB Amp Diag Mode after Abnormal Conditions543216DCABDCAB543216COMMONProtect ModeThe unit goes into standby automatically when detect the abnormal condition of thermal detection, dc voltage
12、detection or current detection. (e.g. VSX-831 block diagram below)BACLA-2020BAAF-1979BAETC-1980BAPS-2016BAPRC-2034MPUQ7009VOLTAGE DRIVERELAYRL6501(FL/FR)Power amp. (Front L)Q6001Q6021SPRLFTHERMALDETECTQ6800POWER TRANS.T901CURRENTDETECTPowerSupplyAC INPON_MAINPON_MAINRelayRL9001FUSEF9002SEC-1(HIGH)SE
13、C-1(LOW)FUSEF6901F6902RELAYRL6911RL6912PowerSupply(H)(L)(H)or(L)SEC1HIPRODCDETECTVPROIPROTECTVPROTECTVOLTAGE DETECTVOLHVOLHTHERMALP6800AP9002P8002P2800BSUB TRANS.Power Supplyfor STANDBYVPRO: DC voltage detectionIPRO: Current detectionBATRM-2023SPEAKER - OUTAmp Diag Mode after Abnormal Conditions5432
14、16DCABDCAB543216COMMONSelf-diagnosticsThis function is for avoiding the rupture of electrolytic capacitors with amplifier circuitfailure during power-ON.Operation of Self-diagnosticSelf-diagnostic will start at the timing of next power on, after goes to the protect modeby Current detection or DC vol
15、tage detection.Only On/Standby key could work in this mode. Also remote control does not work.However, the CLEAR operation is enabled.During Self-diagnostic, the power supply for amplifier circuit become low voltagestate(SEC1-LOW), and the speaker relay will be turned off. Then, MPU will check eacha
16、mplifier circuits Internally by entering the test signal (20 kHz,-20 dBFS sine wave) toeach channel from DSP.MPU will judge the amplifier circuit is good or not from VOLH value.The normal range of VOLH value is 0.04 V VOLH 0.20 V.If VOLH value is in the out of this range, it will be judged as NG (No
17、 good).No problem foundWhen protected by current detection, and no problem found, CHECK SP WIRE“ will be displayed.In this State, Only the On/Standby key is effective. And if do not anything for 3 minutes, unit goesinto standby automatically.When protected by a DC voltage detection, and no problem f
18、ound, unit goes into normaloperation.Problem foundWhen judged as there is a problem on any channel, the information of channel that has a problemwill be displayed as in the right figure.In this State, Only the On/Standby key is effective. Also remote control does not work. If do notanything for 3 mi
19、nutes, unit goes into standby automatically. This state will keep also after unitturn on/off, or AC unplugged.the power supply for amplifier circuit become low voltage state(SEC1-LOW), and the speakerrelay will be turned off.Display of during Self-diagnosticsAMPDiagMode2 Line FL tube type“Mode” This
20、 part display the channel which is currently checked. (E.g. FL, etc.)AMPDiagMode1 Line FL tube typeDisplay of when problem found NGCH:LCRSLSRBLBRNG:LCRSLSRBLBR2 Line FL tube type1 Line FL tube typeLCRSLSRBLBR Front L channel Center channel Front R channel Surround L channel Surround R channel Surrou
21、nd back R channel Surround back L channelAmp Diag Mode after Abnormal Conditions543216DCABDCAB543216COMMONRepair Process and How to ConfirmConfirmation of the protect causeWhile NG channel is displayed, You can confirm the protect cause by following the step below.1. Press the Enter button2. The pro
22、tect cause are displayed for 5 seconds.Please check the around of those amplifier circuit and repair it.Clear of NG CH informationAfter repair, you can clear NG CH information by following the steps below.1. Press the On/Standby key while pressing the Enter key.2. Display as in the right figure appe
23、ars.3. Unit goes into Standby automatically after 5 seconds.Self-diagnostic will start again at the timing of next power on.By this, You can verify whether repair was properly or not.If problem found after repair, please re-check the around of its circuit.Cancel of Self-diagnosticYou can cancel this
24、 mode by clear operation (press Standby key while pressing AUTO/DIRECTkey). After cancel this mode, receiver will be started as normal operation.Manual Execution of Self-diagnostic1. DIMMER + ON/STANDBY x 2Main Firmware Version will appear on the main units display.2. HOME MENUService information wi
25、ll appear on the main units display3. ENTERDisplay as in the right figure appears.4. STANDBY/ONUnit will go into standby.5. STANDBY/ONUnit will turn on. Then self-diagnostic will start automatically.Protected by current detectionProtected by DC Voltage detectionDET.PROTECT:IDET.PROTECT:VNGCHCLEARCle
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