PIONEER Service Manual. A subscription to, or additional copies Also test with plug reversed of, PIONEER Ser vice Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)
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By following the instructions in this manual, be sure to apply the prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed ones should be used. VSX-C302-S...
• Remote Control Unit • AC Power Cable (ADH7036) (AXD7388) • AM loop antenna (ADG7021) (ATB7009) FRONT FRONT • Dry Cell Battery (R6P, AA) FRONT • Coaxial cable FRONT Speaker cable labels (ADE7087) CENTER (ARW7163) CENTER SURROUND SURROUND SURROUND SURROUND VSX-C302-S...
Screws adjacent to mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 2.1 PACKING VSX-C302-S...
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• • • • • • Remote Control Unit AXD7388 Battery Cover AZA7424 NSP 13 Dry cell batteries (R6P,AA) VEM1030 NSP 14 Warranty Card ARY7045 Left Pad 301 AHA7407 Right Pad 301 AHA7408 Spacer AHB7088 Packing Sheet AHG7015 Packing Case AHD8269 VSX-C302-S...
2.2 EXTERIOR SECTION Refer to "2.3 INTERIOR SECTION". *Serial Number Label is put on bottom of Under Base. Refer to "2.4 FRONT PANEL SECTION". VSX-C302-S...
VIN 5 11 15 31 27 25 23 24 IC2501 NJM2296M FUNC. SELECTOR VIDEO OUTPUT IC8401 AK4529VQ DVR OUT IC8201 8ch CODEC AK4114VQ MONITOR DIR & DIT CONTROL SR IN IC8501 DSPD56367PV150 DSP for DECODE DSP ASSY SR OUT VSX-C302-S...
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RY304 CN9006 RY304 FRONT CN8009 ASSY CN301 4201 AMP OUT STANDBY/ON Remote IC4201 PE5368B 4202 ASSY Sensor FL CONTROL Unit MICROCOMPUTER 4501 S4501 V4301 FL DISPLAY CN9006 POWER SW ASSY CN4203 S4401: INPUT SELECTOR S4402: MASTER VOLUME ENCODER ASSY VSX-C302-S...
3.2 OVERALL WIRING DIAGRAM VIDEO ASSY (AWX8225) AUDIO INPUT ASSY (AWX8227) 12V ASSY AC POWER CORD (AWX8170) 1/5- MOTHER ASSY PRIMARY ASSY (AWX8423) (AWX8190) 1/2- DSP ASSY (AWX8241) FRONT INPUT ASSY (AWX8219) POWER SW ASSY (AWX8174) FRONT ASSY (AWX8199) VSX-C302-S...
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6CH AMP ASSY Therefore, when replacing, be sure to use parts of identical (AWM7786) designation. • : The power supply is shown with the marked box. DSP KAWA ASSY (AWX8167) VHVL ASSY (AWX8259) D5V ASSY (AWX8224) ENCODER ASSY (AWX8175) VSX-C302-S...
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: The power supply is shown with the marked vox. (TX) : AUDIO SIGNAL ROUTE (AM) : AM SIGNAL ROUTE (FM) : FM SIGNAL ROUTE (AM) (TX) (AM) (TX) (TX) (FM) (FM) (TX) (AM) VSX-C302-S...
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: AUDIO SIGNAL ROUTE (ANALOG) CAUTION : FOR CONTINUED PROTECTION : AUDIO SIGNAL ROUTE (DIGITAL) AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 49102.5 FOR IC620 AND IC621 : The power supply is shown with the marked vox. MFD,BY LITTELFUSE INC. VSX-C302-S...
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MOTHER ASSY(AWX8423) : AUDIO SIGNAL ROUTE (ANALOG) : AUDIO SIGNAL ROUTE (DIGITAL) : The power supply is shown with the marked vox. VSX-C302-S...
REPLACE ONLY WITH SAME TYPE NO. 491004 FOR IC203 MFD,BY LITTELFUSE INC. CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. 491.630 FOR IC206 MFD,BY LITTELFUSE INC. : The power supply is shown with the marked vox. VSX-C302-S...
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DSP ASSY(AWX8241) CN1811 : AUDIO SIGNAL ROUTE (ANALOG) : AUDIO SIGNAL ROUTE (DIGITAL) : The power supply is shown with the marked vox. VSX-C302-S...
3.13 FRONT IN and AMP KAWA ASSYS FRONT INPUT ASSY (AWX8219) (HP) (HP) (HP) : AUDIO SIGNAL ROUTE (HP OUT) : The power supply is shown with the marked vox. VSX-C302-S...
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CN206 CN203 CN1501 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. : AUDIO SIGNAL ROUTE (ANALOG) REPLACE ONLY WITH SAME TYPE NO. 491007 FOR IC4701 MFD,BY : The power supply is shown with the marked vox. LITTELFUSE INC. VSX-C302-S...
3.14 6CH AMP ASSY to FAN motor (FL) (SW) (SL) (FL) (SL) (SW) VSX-C302-S...
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: FL ch AUDIO SIGNAL ROUTE (SL) : SL ch AUDIO SIGNAL ROUTE : The power supply is shown with the marked vox. : C ch AUDIO SIGNAL ROUTE (SW) : Refer to "7.1.4 Circuit Description". : SW ch AUDIO SIGNAL ROUTE VSX-C302-S...
3.15 AMP OUT ASSY AMP OUT ASSY(AWX8177) (HP) (HP) CN252 (HP) : AUDIO SIGNAL ROUTE (ANALOG) (HP) : AUDIO SIGNAL ROUTE (HP OUT) : The power supply is shown with the marked vox. VSX-C302-S...
3.16 ENCODER, FRONT and POWER SW ASSYS ENCODER ASSY(AWX8175) FRONT ASSY(AWX8199) ENCODER ASSY S4401: INPUT SELECTOR S4402: MASTER VOLUME VSX-C302-S...
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POWER SW ASSY (AWX8174) POWER SW ASSY S4501: STANDBY/ON LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8 DOLBY DOLBY SOUND AUTO STEREO PROLOGIC ADVANCED PHONES DIGITAL MODE : The power supply is shown with the marked vox. VSX-C302-S...
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NO. 491010 FOR IC201 AND IC202 MFD, BY LITTELFUSE INC. VHVL ASSY(AWX8259) : The power supply is shown with the marked vox. •NOTE FOR FUSE REPLACEMENT CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE AND RATINGS OF FUSE. VSX-C302-S...
Symbol In PCB Symbol In Schematic Part Name Diagrams Diagrams C E B Capacitor Connector Transistor B C E SIDE A Transistor with resistor B C E Field effect SIDE B P.C.Board Chip Part transistor Resistor array 3-terminal regulator VSX-C302-S...
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SW O GNDC L IN SB O GNDC FR O VCOMG FL O SR O GNDC SL O SW O R1263 C1262 R808 C1261 R1264 R1262 SB O R1286 (ANP7452-B) CN1262 CN9001 CN1263 Q801 Q4651 Q4652 Q9004 Q9001 Q1262 Q1261 VSX-C302-S...
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EN CAS DE REMPLACE- MENT DES FUSIBLES IC206 N'UTILISER QUE LA REFERENCE 491.630 DE CHEZ LITTELFUSE INC.. C1365 C1364 R1234 R1233 R1230 C9000 R1529 R1242 R1531 R1226 C1215 R1223 C1214 R1197 C1185 (ANP7452-B) CN1501 R1193 D1211 C1212 R1263 C1261 N1263 Q4653 Q1512 VSX-C302-S...
CONTACT SIDE J4602 FRONT IN ASS'Y HCMK-P3X CAUTION AWX8219 CN4102 C4108 REPLACE WITH SAME TYPE NO. KN4101 J4601 Production Code 491010 FOR IC201,IC202 MFD. BY LITTELFUSE INC. C4101 CN4102 (ANP7453-C) CN1204 SIDE B SIDE B FRONT IN ASSY CN4102 (ANP7453-C) VSX-C302-S...
CN4706 CN4705 CN4701 ATTENTION EN CAS DE REMPLACEMENT FUSIBLES IC4701 N'UTILISER QUE LA REFERENCE 491007 DE CHEZ LITTELFUSE SLOUT SLOUT INC. SROUT SROUT COUT COUT SBOUT SBOUT GNDS FLOUT FLOUT GNDP PYKC F4 GNDP FROUT FROUT (ANP7450-B) CN4703 J4702 VSX-C302-S...
4.9 ENCODER, FRONT and POWER SW ASSYS SIDE A CN9006 FRONT ASSY CN4203 CONTACT SIDE D4205 D4203 D4204 D4206 CN4203 AWX8199 AWX8173 AWX8205 AWX8214 X4201 AWX8202 AWX8196 AWX8211 AWX8217 4202 FRONT ASS'Y 4501 4501 J4201A POWER SW ASS'Y AWX8174 AWX8206 HCMK-P3X (ANP7453-C) POWER SW ASSY VSX-C302-S...
Note : Test mode of No. 1-12 is Preset ID 150. For the FL (international) model only, when the code is received, Test mode of No. 13, 14 is Preset ID 156. 9K and 10K can be switched. When the code is first received, 10K is selected. VSX-C302-S...
Fan stop XPROTECT port (A/D) Detection method 0.4 Vdd or less Detection start time 1.0 sec after Mute: On Process Speaker Relay: Off Shifting to STBY Display No display Recovery Hold the STANDBY key pressed for 10 sec. Remarks VSX-C302-S...
5 Detection circuit for the center speaker Check signal from microcomputer Detection of the center speaker 10 kΩ Detection signal to microcomputer 47 kΩ mute Mute About 8Ω Satellite speakers may be connected. POWER AMP (IC3401) VSX-C302-S...
→ The microcomputer detects the XPROTECT level and shuts the power to the unit off. (3) When VD+5 is short-circuited The level of the XPROTECT line becomes low. The microcomputer detects the XPROTECT level and shuts the power to the unit off. VSX-C302-S...
• Check power voltage of IC1501-1503. Check Pins 15 and 17-21 • Check AMUTE. of CN3002. Check Pins 3, 7, 10, 14, • Check power voltage and periphery of IC3301 and IC3401. 18, 22 of CN3001. Check SP OUT. VSX-C302-S...
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(even if you push Power Switch Key) • Pull out the Power Cord from the outlet. • Short-circuits C9003 (MOTHER ASSY) for a moment, and discharge an electric charge. • Turn on the power (Plug in the Power Cord to the outlet.) VSX-C302-S...
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Replace IC8401. Does a signal output Replace IC8501. Pin 25 Does a signal output Replace IC8401. Pin 26 Does a signal output Replace IC8401. Pin 27 Does a signal output Replace IC8401. Pin 28 Does a signal output Replace IC8401. VSX-C302-S...
P33/A11 MVRATT P77/TA3IN P34/A12 RY-AC P76/TA3OUT P35/A13 HP DET P75/TA2IN/W P36/A14 RY_SP 1394 RST P74/TA2OUT/W P37/A15 RY_HP P40/A16 1394 CS P73/CTS2/RTS2/TA1IN/V MCACC 1394 CK P72/CLK2/TA1OUT/V P41/A17 AMUTE P71/RxD2/SCL 1394 DO P42/A18 GAIN_SEL /TA0IN/TB5IN 1394 DI P70/TXD2/SDA P43/A19 IATT /TA0OUT VSX-C302-S...
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Data input signal for communication with DIR/DAC P50/WRL/WR DIR CS Chip select signal for communication with DIR/DAC P47/CS3 DIR codec over flag P46/CS2 DIR CDC RST Reset signal for DIR codec P45/CS1 DIR ERR Lock/unlock signal P44/CS0 XTL0 DIR X'tal change VSX-C302-S...
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P103/AN3 "L" fixed P102/AN2 SIMUKE1 lnput 1 to switch region P101/AN1 XPROTECT Ptotection circuit detect for amp. module AVSS AVSS Connect to VSS P100/AN0 "L" fixed VREF VREF Connect to VCC AVcc AVCC Connect to VCC P97/ADTRG/SIN4 "L" fixed VSX-C302-S...
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VOLUME JOG1(-) P60/FIP48 EN A VOLUME JOG1(+) P57/FIP47 P56/FIP46 TEST Test mode input for checker P55/FIP45 AV DIRECT P54/FIP44 P53/FIP43 P52/FIP42 1W WUP Output wakeup signal to main u-com P51/FIP41 P50/FIP40 P47/FIP39 LED1 LED output P46/FIP38 LED2 LED output VSX-C302-S...
Anode Connection 7.3 CLEANING Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools: Position to be cleaned Cleaning tools Fans Cleaning paper : GED-008 VSX-C302-S...
Lights when phones surround mode is active. SOUND MODE indicator Lights when one of the Sound Modes is active. Remote control sensor INPUT SELECTOR knob Turn to cycle through the various inputs. The current input is shown in the front panel display. VSX-C302-S...
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Lights when tuned to a broadcast. MONO Lights when the tuner MPX mode is set to mono. 10 ATT Lights when the input attenuator is on. 11 Character display 12 Volume level indicator Indicates the volume level in dB. VSX-C302-S...
Switches the SR+ mode on/off. DISPLAY CLASS D.ACCESS DVD recorder control buttons When set up, these buttons can be used to control a TIMER REC Pioneer DVD recorder. ENTER CLEAR REC ÷ Press to start recording. STOP REC & TV CONTROL SLEEP Press to stop recording.
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Use to control your TV (after setting up the remote control to work with your TV). 21 SLEEP Use to set the sleep timer. 22 CHANNEL +/– Use to change channels on a satellite receiver, cable box, VCR or DVR. VSX-C302-S...