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Pioneer SX-315 Service Manual

Audio multi-channel receiver
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AUDIO MULTI-CHANNEL RECEIVER
SX-315
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
SX-315
KUCXCN
For details, refer to "
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2005
Type
Power Requirement
AC120V
Important Check Points for Good Servicing
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
STANDBY/ON
INPUT SELECTOR
STATION
+
CLASS
FM/AM
TAPE/VCR
TV
DIGITAL
STB
DVD/DVR
AUTO
SURROUND
STEREO
TUNING
+
PHONES
SYSTEM
TUNER
CHANNEL
SOUND
SOUND
SETUP
EDIT
LEVEL
ENTER
MODE OFF
MODE
TONE
SX-315
" .
SX-315
AUDIO MULTI-CHANNEL RECEIVER
MASTER VOLUME
DOWN
UP
RRV3071
Remarks
T-ZZR FEB. 2005 printed in Japan
ORDER NO.

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  Summary of Contents for Pioneer SX-315

  • Page 1 PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2005 T-ZZR FEB.
  • Page 2: Safety Information

    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)
  • Page 3 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. SX-315...
  • Page 4: Table Of Contents

    7. GENERAL INFORMATION ..........................43 7.1 DIAGNOSIS ............................. 43 7.1.1 TROUBLE SHOOTING ........................43 7.1.2 PCB LOCATION ..........................45 8. PANEL FACILITIES ............................53 8.1 FRONT PANEL SECTION ........................53 8.2 DISPLAY ..............................54 8.3 REMOTE CONTROL ..........................55 SX-315...
  • Page 5: Specifcations

    Dimensions ....16.5 (W) x 6.2 (H) x 15.7 (D) in. 420 (W) x 158 (H) x 400 (D) mm Weight (without package) ....20 lb 15 oz 9.5 kg SX-315...
  • Page 6: Operating Instructions

    – – (ATB7013) SYSTEM VOLUME H LEVEL SETU ENTER TEST ROOM TONE SETUP – AUTO SURROUND STEREO SOUND TONE BASS TREBLE – – • Warranty Card • Operating Instructions RECEIVER • Dry cell batteries ×2 (AA / IEC R06) SX-315...
  • Page 7 SX-315...
  • Page 8: Exploded Views And Parts List

    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 Packing tape Power cord Packing tape Packing tape SX-315...
  • Page 9 5777200140100-IL FM Antenna Assy ADH7030 Loop Antenna Assy ATB7013 Remote Control Unit 8300740600010-IL Battery Cover VNK4997 NSP 7 Battery G670001R50190-IL Polyethylene Bag (SET) 6330210019000-IL NSP 9 Polyethylene Bag (accessory) 6337000240010-IL Pad LR 6230211154000-IL Packing Case 6007210700010-IL Polyethylene Bag 6330210059000-IL SX-315...
  • Page 10: Exterior Section

    2.2 EXTERIOR SECTION Refer to "2.3 FRONT PANEL SECTION". SX-315...
  • Page 11 B028940101B10-IL Screw 1500001206010-IL Screw 1500040084B10-IL Screw B020030171B10-IL Screw B018230141H11-IL Screw B020030104B10-IL Screw BBZ30P080FTC • • • • NSP 39 Steel Wire 1050040016010-IL NSP 40 Serial BAR-CODE Label 5507030010120-IL Transistor J503947F00000-IL (Q517,518,525,526,537,Q205) > Transistor J5032390Y0000-IL (Q519,520,528,538,527,Q207) > Transistor J5011560Y0000-IL (Q521,530,539,529,522,Q206) SX-315...
  • Page 12: Front Panel Section

    2.3 FRONT PANEL SECTION To CNT2 CP302 To CNT1 CP301 Nut: Accessory of FRONT Assy SX-315...
  • Page 13 FRONT PANEL SECTION parts List Mark No. Description Part No. FRONT Assy 7028063501010-IL ST-BY TACT Assy 7028063506010-IL H/P Assy 7028063505010-IL Front Panel 3067212041000-IL Pioneer Badge VAM1129 Spring 3720210276000-IL Window 5070212073000-IL Knob 5087211121000-IL SB Button 5097212581000-IL FUNC Button 5097212591000-IL SU Button...
  • Page 14: Block Diagram And Schematic Diagram

    3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM SX-315...
  • Page 15 7809 SX-315...
  • Page 16: Overall Wiring Connection Diagram

    Therefore, when replacing, be sure to use parts of identical designation. ÷ : The power supply is shown with the marked box. POWER ASSY (7028063521010-IL) PROTECTION ASSY (7028063504010-IL) POWER TRANSFORMER (8200858630180-IL) ST-BY TACT ASSY (7028063506010-IL) H/P ASSY (7028063505010-IL) SX-315...
  • Page 17 DSP ASSY (7028063511010-IL) SW AMP ASSY (7028063503010-IL) MAIN ASSY (7028063491010-IL) CNT1 ASSY (7028063492010-IL) CNT2 ASSY (7028063502010-IL) FRONT ASSY (7028063501010-IL) SX-315...
  • Page 18: Main, Protection And Power Assys

    3.3 MAIN, PROTECTION and POWER ASSYS MAIN ASSY (7028063491010-IL) (FL) (FL) (FL) (FL) (FL) (SW) (FL) (FL) (SL) (SL) (SL) (SL) (SL) (SW) (SW) : Refer to "6.1 IDLE ADJUSTMENT" CP502 CP503 SX-315...
  • Page 19 : AUDIO SIGNAL ROUTE (Front L ch) : AUDIO SIGNAL ROUTE (SubWoofer ch) (SL) (PL) : AUDIO SIGNAL ROUTE (Surround L ch) : AUDIO SIGNAL ROUTE (Phones L ch) : AUDIO SIGNAL ROUTE (Center ch) A B C CN504 SX-315...
  • Page 20: Dsp Assy

    3.4 DSP ASSY DSP ASSY (7028063511010-IL) (SL) (SW) (FL) Multiplexer (AD) (AD) (AD) (AD) (AD) (AD) Digital Audio Decoder (AD) (AD) SX-315...
  • Page 21 : AUDIO SIGNAL ROUTE (Digital) (AD) : AUDIO DATA SIGNAL ROUTE (AD) (FL) : AUDIO SIGNAL ROUTE (Front L ch) (AD) (SL) : AUDIO SIGNAL ROUTE (Surround L ch) : AUDIO SIGNAL ROUTE (Center ch) (SW) : AUDIO SIGNAL ROUTE (SubWoofer ch) SX-315...
  • Page 22: Cnt1, Cnt2, Front, Sw Amp, St-By Tact And H/P Assys

    3.5 CNT1, CNT2, FRONT, SW AMP, ST-BY TACT and H/P ASSYS CNT1 ASSY (7028063492010-IL) (FL) (FL) (SW) (SL) (SL) (SW) CNT2 ASSY (7028063502010-IL) (SW) (SW) (SL) (SW) (SW) (FL) (SW) (SW) (SL) (FL) (SW) E F G H SX-315...
  • Page 23 : AUDIO SIGNAL ROUTE (Front L ch) (SL) : AUDIO SIGNAL ROUTE (Surround L ch) : AUDIO SIGNAL ROUTE (Center ch) (SW) : AUDIO SIGNAL ROUTE (SubWoofer ch) (PL) : AUDIO SIGNAL ROUTE (Phones L ch) : Refer to "6.1 IDLE ADJUSTMENT" SX-315...
  • Page 24: Pcb Connection Diagram

    Although polarity indications are not provided for each transistor on the PC board, the following indications are provided on a blank space of the board: E C B SIDE B Chip Part P.C.Board E C B Lead type Lead type Chip type SX-315...
  • Page 25 SX-315...
  • Page 26: Main Assy

    VR501 VR504 VR505 Q546 Q541 Q541 Q545 Q543 Q544 Q548 Q553 Q509 Q505 Q512 Q510 Q514 Q533 Q547 Q550 Q549 Q511 Q513 Q503 Q534 Q535 Q536 Q507 Q523 Q516 Q532 Q521 Q517 Q519 Q530 Q526 Q528 Q539 Q537 Q538 SX-315...
  • Page 27 POWER SIDE A CN505 CP503 TRANSFORMER MAIN ASSY CP505 CP506 CN503 CN508 CP508 VR503 VR502 Q509 Q502 Q552 Q551 Q511 Q513 Q504 Q506 Q515 Q508 Q540 Q531 Q524 Q537 Q538 Q529 Q525 Q527 Q522 Q518 Q520 SX-315...
  • Page 28: Protection Assy

    4.2 PROTECTION ASSY SIDE A SIDE A PROTECTION ASSY CN509 CN510 CP509 CP510 Q1203 Q1205 Q1206 Q1208 Q1202 Q1204 Q1207 Q1201 Q1209 Q1211 Q1210 SX-315...
  • Page 29: Power Assy

    4.3 POWER ASSY SIDE A SIDE A AC IN POWER ASSY CP803 CP802 IC802 POWER TRANSFORMER IC803 Q802 CP801 IC806 IC804 POWER TRANSFORMER IC805 Q801 CN505 CP505 SX-315...
  • Page 30: Dsp Assy

    4.4 DSP ASSY SIDE A DSP ASSY IC12 IC13 IC14 IC15 IC16 SX-315...
  • Page 31 SIDE B DSP ASSY SX-315...
  • Page 32: Cnt1 And Cnt2 Assys

    4.5 CNT1 and CNT2 ASSYS SIDE A CN301 CNT1 ASSY CP301 CP902 CP504 CP501 CN504 CN501 CP302 CNT2 ASSY CN302 SX-315...
  • Page 33 SIDE A Q905 Q904 IC901 Q901 Q903 Q902 CP903 FM/AM TUNER UNIT CN902 SX-315...
  • Page 34: Front, Sw Amp, St-By Tact And H/P Assys

    4.6 FRONT, SW AMP, ST-BY TACT and H/P ASSYS H/P ASSY ST-BY TACT ASSY CN508 CP302 FRONT ASSY CN302 G I J SX-315...
  • Page 35 CN502 SW AMP ASSY CP502 CN503 VR201 Q206 Q205 Q207 Q208 Q204 Q203 Q202 Q201 CP301 CN301 SX-315...
  • Page 36 SIDE B FRONT ASSY CN301 Q302 Q301 IC302 IC301 SX-315...
  • Page 37 SIDE B CN302 C301 Q304 Q303 SX-315...
  • Page 38: Pcb Parts List

    2..POWER ASSY 7028063521010-IL D2551,D2552 MTZJ15(B) D2553 MTZJ5R1(B) NSP 1..DSP BOARD ASSY 7025HK0409012-IL 2..DSP ASSY 7028063511010-IL SWITCHES AND RELAYS Mark No. Description Part No. RY501-RY504 ASR7017 COILS AND FILTERS MAIN ASSY L501-L505 D330R50000000-IL SEMICONDUCTORS CAPACITORS Q553 J5000916Y0050-IL C575 CEAT100M2A Q503-Q506,Q511-Q514 J5000992F0050-IL SX-315...
  • Page 39 RS1PMF100J > R801-R804 RS1PMFR22J PROTECTION ASSY Other Resistors RS1/16S###J SEMICONDUCTORS OTHERS Q1201 J5001266Y0050-IL Q1203,Q1206,Q1209 J5001268B0050-IL 801-803 TERMINAL 3790040886000-IL > Q1202,Q1204,Q1205,Q1207,Q1208 J5023198Y0000-IL T801 POWER TRANSFORMER 8200280150220-IL Q1210,Q1211 J5023198Y0000-IL H801,H802 FUSE CLIP AKR7001 D1201-D1203 1SS133 0 SCREW BBZ30P080FTC CN505 WIRE L000500100010-IL SX-315...
  • Page 40 C54,C57,C78 CEAT221M10 1301,1302 BRACKET 4010210196000-IL CN504 PCB CONNECTOR L101100031410-IL C11,C12,C3,C4,C69 CEAT2R2M50 CN501,CN902 PCB CONNECTOR L101100031710-IL C7,C8 CEAT2R2M50 CN2302 CONNECTOR L131101400010-IL C22,C23,C30,C32,C49 CEAT470M16 CEAT470M16 C125,C35,C36 CEATR10M50 FRONT ASSY C16,C18 CFTLA153J2A SEMICONDUCTORS C15,C17 CFTLA473J2A C13,C14 CFTLA563J2A IC301 J020820521590-IL CKSRYB102K50 IC302 J000240860010-IL SX-315...
  • Page 41 Other Resistors RD1/4PU###J 3301 1P WIRE LUGPIN 8410800010100-IL OTHERS 1001 1P WIRE LUG PIN 8410800010100-IL JA2301 JACK G402041940010-IL CN2508 CONNECTOR L101220030000-IL SW AMP ASSY CN2303 CONNECTOR L101530140310-IL SEMICONDUCTORS Q202,Q203 J5000992F0050-IL > Q207 J5011560Y0000-IL Q204,Q208 J5021845F0000-IL Q201 J502287400010-IL > Q206 J5032390Y0000-IL SX-315...
  • Page 42: Adjustment

    3. Turn on the power, and perform aging for more than one minute. 4. Slowly turn the adjustment VR clockwise so that the voltage becomes in the range of 2.5mV ± 0.5mV. Adjustment Points SW AMP ASSY SIDE A VR201 MAIN ASSY SIDE A VR502 VR503 VR505 VR504 VR501 SX-315...
  • Page 43: General Information

    When the overcurrent detection circuit is not normal • Power amp section is in failure. • Protection circuit is in failure. • Microcomputer is in failure. (pin 7: protection) • Only when the signal is output, short-circuiting of the output circuit is suspected. SX-315...
  • Page 44 • D803-D806 are in failure. R803 and R804 • IC802 and IC803 are in failure. (0.22Ω, 1W) open • Short-circuiting of these peripheral circuits. circuited? Does IC806 (ICP-N15) • IC805 is in failure or its peripheral circuits are short-circuited. open circuited? SX-315...
  • Page 45: Pcb Location

    7.1.2 PCB LOCATION H/P ASSY CNT2 ASSY FRONT ASSY CNT1 ASSY ST-BY TACT ASSY PROTECTION ASSY DSP ASSY MAIN ASSY POWER ASSY FM/AM TUNER POWER UNIT SW AMP ASSY TRANSFORMER SX-315...
  • Page 46 Non Connection PE0/EC0/INT0 P.DOWN Power down detection PE1/EC1/INT1 VOL_UP Encoder volume up control PE2/INT2 VOL_DOWN Encoder volume down control PE3/INT3/NMI PROTECTION Protection detection PE4/PMC Remocon input − PE5/CINT Vdd connection (Connect to Vdd at no use) − PE6/PWM No Use SX-315...
  • Page 47 Interrupt Request signal for DSP − PD2/A53 Non Connection PD3/A52 74HC151_B Data select for Multiplexer PD4/A51 74HC151_A Data select for Multiplexer − PD5/A50 No Use − PD6/A49 No Use − PD7/A48 No Use PF0/A47 TU_MUTE Tuner mute control PF1/A46 DSP_MUTE Dsp mute control SX-315...
  • Page 48 Display Display Display Display Display G15/A15 Display G14/A14 Display G13/A13 Display − G12/A12 Display − G11/A11 No Use − G10/A10 No Use G9/A9 Display G8/A8 Display G7/A7 Display G6/A6 Display G5/A5 Display G4/A4 Display G3/A3 Display 100 G2/A2 Display SX-315...
  • Page 49 Format Q-subcode XTO 6 Converter Buffer X'tal XTI 7 Error & Status Detect AC-3/MPEG Detect Audio R 65 Clock DAIF PVDD 66 Recovery Decoder PVSS 64 DATT DATT DATT DATT DATT DATT DATT DATT 8 to 3 Input Selector SX-315...
  • Page 50 RESET Master Reset Input − Reserved − Reserved AUDATA2 Digital Audio Output 2 AUDATA1 Digital Audio Output 1 AUDATA0 Digital Audio Output 0 LRCLK Audio Output Sample Rate Clock SCLK Audio Output Bit Clock − MCLK Audio Master Clock SX-315...
  • Page 51 CS493264CLZ (DSP ASSY : IC3) • Digital Audio Decoder Pin Arrangement (Top view) A0,SCCLK AUDATA2 DATA7,EMAD7,GPIO7 DATA6,EMAD6,GPIO6 DATA5,EMAD5,GPIO5 RESET DATA4,EMAD4,GPIO4 AGND DGND2 FILT1 DATA3,EMAD3,GPIO3 FILT2 DATA2,EMAD2,GPIO2 CLKSEL DATA1,EMAD1,GPIO1 CLKIN DATA0,EMAD0,GPIO0 CMPREQ,LRCLKN2 SX-315...
  • Page 52 RESET Master Reset Input − Reserved − Reserved AUDATA2 Digital Audio Output 2 AUDATA1 Digital Audio Output 1 AUDATA0 Digital Audio Output 0 LRCLK Audio Output Sample Rate Clock SCLK Audio Output Bit Clock − MCLK Audio Master Clock SX-315...
  • Page 53: Panel Facilities

    8. PANEL FACILITIES 8.1 FRONT PANEL SECTION Front panel SX-315 AUDIO MULTI-CHANNEL RECEIVER STANDBY/ON INPUT SELECTO – MASTER VOLUME STATION CLAS S F M/AM TAPE/VC R DIGITA L DVD/DVR DOWN – AUTO SURROUND STEREO TUNING PHONES SYSTEM TUNE R CHANNE L...
  • Page 54: Display

    SLEEP Lights when a stereo FM broadcast is being Lights when the receiver is in sleep mode. received in auto stereo mode. Lights when the mono mode is set using the MPXbutton. Lights when a broadcast is being received. SX-315...
  • Page 55: Remote Control

    TUNING +/– Use to manually tune into radio stations. STATION +/– Use to tune to preset stations. 10 SYSTEM SETUP Press to access the System Setup menu. 11 CH LEVEL Press to set up the channel levels for surround sound. SX-315...
  • Page 56 If the signal is weak then switching to mono will improve the sound quality. BASS +/– Use with the TONE button above to adjust the bass. TREBLE +/– Use with the TONE button above to adjust the treble. SX-315...