Pioneer-SXSWR1-amr-sm电路图 维修手册.pdf

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1、ORDER NO. 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,

2、 Singapore 159936 PIONEER CORPORATION2009 2009 Printed in Japan SX-SWR1 RRV4006 AUDIO/VIDEO MULTI-CHANNEL RECEIVER SUBWOOFER SX-SWR1 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ModelTypePower RequirementRemarks SX-SWR1VYXCN5AC 220 V to 240 V SX-SWR1LXCNAC 220 V to 240 V For deta

3、ils, refer to Important Check Points for good servicing. T-ZZK NOV. RadioFans.CN 收音机爱 好者资料库 2SX-SWR1 1234 A B C D E F 1234 SAFETY INFORMATION NOTICE (FOR CANADIAN MODEL ONLY) Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts must be of identical d

4、esignation. REMARQUE (POUR MODLE CANADIEN SEULEMENT) Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pices de remplacement doivent avoir la mme dsignation. This service manual is intended for qualified service technicians; it is not meant for t

5、he casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and ma

6、y void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. WARNING This product may contain a chemical known to the State of California to cause cancer, or birth

7、defects or other reproductive harm. Health * When connected the equipment to IN1 (BD/DVD); * When connected the equipment to IN3 (DVR/VCR) Is the voltage 5 V when selecting IN2? Is the voltage 5 V when selecting IN3? JACK707 (Pin 18)+5V_R3 Is the voltage 5 V? Is the voltage 5 V? Is the voltage 5 V?

8、Is the voltage 5 V? Check the JACK707. If JACK 1003 is failure, replace JACK707. Check the JACK705. If JACK 1001 is failure, replace JACK705. Check the JACK706. If JACK 1002 is failure, replace JACK706. Yes JACK706 (Pin 18)+5V_R2 Yes No No JACK705 (Pin 18) No +5V_R1 Yes * When connected the equipmen

9、t to IN1(BD/DVD); Check the JACK705 and IC709. If JACK705 or IC709 is failure, replace JACK705 or IC709. No Yes Is the voltage 5 V when selecting IN1? To Step 7 To Step 6 Step 5: IN/OUTPUT DiagnosisStep 6: Hot plug detect 32SX-SWR1 1234 A B C D E F 1234 IC708 (Pins 30,31,33,34,36,37,39,40)TMDS OUTPU

10、T SDA (HDMI IN2 (TV/SAT) No IC709 (Pin 40) Is there a same signal as IC708-pin 49 when selecting IN2? Yes Check the IC709 and JACK706. If IC709 or JACK706 is failure, replace IC709 or JACK706. * When connected the equipment to IN2 (TV/SAT): SCL (HDMI IN2 (TV/SAT) No IC709 (Pin 39) Is there a same si

11、gnal as IC708-pin 48 when selecting IN2? Yes Check the IC709 and JACK706. If IC709 or JACK706 is failure, replace IC709 or JACK706. Check the IC709 or IC708. If IC709 or IC708 is failure, replace IC709 or IC708. (0 to 5 V) (0 to 5 V) End No Are there signals(approx. 0.5 Vp-p) in all lines? Yes Step

12、8: TMDS SDA (HDMI IN3 (DVR/VCR) No IC709 (Pin 36) Is there a same signal as IC708-pin 49 when selecting IN3? Yes Check the IC709 and JACK705. If IC709 or JACK705 is failure, replace IC709 or JACK705. * When connected the equipment to IN3 (DVR/VCR): SCL (HDMI IN3 (DVR/VCR) No IC709 (Pin 35) Is there

13、a same signal as IC708-pin 48 when selecting IN3? Yes Check the IC709 and JACK705. If IC709 or JACK705 is failure, replace IC709 or JACK705. (0 to 5 V) (0 to 5 V) To Step 8 IC708 (Pin 47)SDA (HDMI OUT) SDA (HDMI IN1(BD/DVD) Does a signal output in constant period (0 to 5 V) ? Check the JACK704 and I

14、C708. If JACK704 or IC708 is failure, replace JACK704 or IC708. No No No Yes IC708 (Pin 46)SCL (HDMI OUT) Does a clock output in constant period (0 to 5 V) ? Check the JACK704 and IC708. If JACK704 or IC708 is failure, replace JACK704 or IC708. Yes IC709 (Pin 44) Is there a same signal as IC708-pin

15、49 when selecting IN1? Yes Check the IC709 and JACK707. If IC709 or JACK707 is failure, replace IC709 or JACK707. * When connected the equipment to IN1(BD/DVD); SCL (HDMI IN1(BD/DVD) No IC709 (Pin 43) Is there a same signal as IC708-pin 48 when selecting IN1? Yes Check the IC709 and JACK707. If IC70

16、9 or JACK707 is failure, replace IC709 or JACK707. SDA_SINK No No SCL_SINK IC708 (Pin 49) Is there a same signal as IC709-pin 24 (0 to 3.3V) ? Yes Check the IC708 and IC709. If IC708 or IC709 is failure, replace IC708 or IC709. Check the IC708 and IC709. If IC708 or IC709 is failure, replace IC708 o

17、r IC709. IC708 (Pin 48) Is there a same signal as IC709-pin 23 (0 to 3.3V) ? Yes (0 to 5 V) (0 to 5 V) Step 7: SDA /SCL 33SX-SWR1 5678 5678 A B C D E F key sequence change Error 1 Communication Error When the communication is not possible normally. Procedure Disconnect a connector once, then connect

18、 a connector surely again after the main menu of the iPod was displayed. Nevertheless, reset the iPod when the iPod does not operate normally. Error 2 Generation Error (in the Type 1 operation only) When the non-support model for the iPod Mode Type 1 was connected. When the non-support function will

19、 be executed. When a version of the iPod software is old. Procedure Change the iPod Mode to Type2. Update the iPod software to the newest version. Error 3 Loading Error When there is no response from the iPod. Procedure The power is shut off once, then the unit back on. Reset the iPod. Update the iP

20、od software to the newest version. Error 4 OverHeat Error No Track No Music Track Cautuion When a track does not exist in the selected category Procedure Select another category. iPod Error Message When the abnormality occurred, the error messages are indicated. OSD display FL display 3 USB iPod TRO

21、UBLESHOOTING i P o d I / UE R R 1I / UE R R 1 i P o d / U S BE r r o r 1 i P o d I / UE R R 2I / UE R R 2 i P o d / U S BE r r o r 2 i P o d I / UE R R 3I / UE R R 3 i P o d / U S BE r r o r 3 i P o d I / UE R R 4I / UE R R 4 i P o d / U S BE r r o r 4 i P o d N OT R A C K N OT R A C K N o T r a c k

22、 34SX-SWR1 1234 A B C D E F 1234 iPod Troubleshooting Step 0: Preliminary confirmation Step 1: Power supply Confirm the following items before checking. To STEP 1 To STEP 2 Do screws of COAX jack securely tighten ? Tighten screws securely. Check the patterns in the path. No Yes Yes CN202 (pins 1, 3)

23、 REG2 (pin 3) Is the voltage 5.6 V ? No Yes Is REG1 abnormally hot? NoNo Yes Is REG2 abnormally hot? NoNo 5.6 V input (to chassis) 3.3 V output(to chassis) 5 V input Replace REG2. Check the SMPS. The output and GND may be short-circuited. Check the path between them. Yes Yes Is the voltage of 5 V in

24、put? No REG2 (pin 2) Yes Is the voltage 3.3 V output? Check the patterns in the path. REG1 (pin 3) Is the voltage 5 V ? No Yes 1.8 V outputREG1 (pin 2) Is the voltage 1.8 V output? Replace REG1. The output and GND may be short-circuited. Check the path between them. Replace IC805. Yes Yes Yes Is pin

25、 4 (EN) of IC805 Low? Is the voltage 5 V input? No Yes Is pin 3 (OC) of IC805 high? No No Check the parts and patterns in the path (CN203). IC805 (pin 1)USB Bus power Is the voltage 5 V output? Check the parts and patterns in the path of CN203. No IC805 (pin 5)5 V input 35SX-SWR1 5678 5678 A B C D E

26、 F Step 2: Operation of USB Media control IC Is there a 12 MHz output? USB_RX and USB_TX should be high during operation. Check the pattern in the path. STATION1 and CPU Assy Check the parts and patterns in the path. Replace XTAL1, etc. Yes No Yes No IC801 (pins 54,55) CN201 USB_RX, TX (Pins 4, 5) I

27、C801 (pin 44) - IC803 (pin 38) XIN/XOUT Do USB_RX and USB_TX communication with main micom? Operation of IC801 is OK. To STEP 3 Operation of IC801 is OK. To STEP 3 DATA and ADDRESS lines between SDRAM (IC803), FLASH ROM (IC802) and IC801 are may not be connected. D+ and D- should have waveform durin

28、g normal condition. Check the pattern in the path. IC801, etc. Are there the waveforms like figure? After turning the power on and several seconds later, does SDCLK change 12 MHz to 80 MHz? Yes Yes No No CN203(pins 2,3)D+/D- Initial communication SDCLK Fig. D+ X: 1 S/div, Y: 2 V/divX: 1 S/div, Y: 2

29、V/div Fig. D- Yes Is CN201 pins 1, 2, 3 (RESET, RDY, PDN) high? Yes Check CP201, CN105 of STATION1 and CPU Assy. NoNoCheck the path to CPU Assy. 36SX-SWR1 1234 A B C D E F 1234 Step 3: Operation of iPod (Authentication process) Do SCL and SDA communicate? Yes NoNo IC804 (pins 12, 13) SCL, SDA (I2C b

30、etween IC801 and IC804) Does RESET_AUTH (pin 4) reset it? High after the reset Replace IC804. When SCL and SDA are normal operation = High (3.3 V). Connect iPod, and communicate it about 10 seconds later (authentication starts). And communicate it about 60 seconds later (authentication is complete).

31、 Check the path between IC801 (pin 120). No Yes Step 4 Audio Out check Is there a S/PDIF signal ? Replace IC801. Yes No CN204 (pin 1)S/PDIF output Check the path between IC801 (pin 105) Check the parts and pattern CN204 and IC801. Yes No Operation of IC804 is OK. To STEP 4 Refer to the DSP Assy trou

32、bleshooting. 37SX-SWR1 5678 5678 A B C D E F 5.2 DETECTION CIRCUIT 1 DC Protection Circuit Diagram P.C.B SUB ASSY (CPU)B P.C.B SUB ASSY (AMP)C IC101(MAIN MICOM) Pin20 DC_PROTECT CPU 3.3V AMP PVDD (32V) C+ SW+ C- SW- From AMP OUTPUT FL+ FR+ SL+ SR+ FL- FR- SL- SR- R12610K 38SX-SWR1 1234 A B C D E F 1

33、234 2 Overload Protection Circuit Diagram IC608 AMP IC TAS5630 Pin15 XSD Pin16 XOTW1 Pin17 XOTW2 R668100 R670100 R672100 IC607 AMP IC TAS5630 Pin15 XSD Pin16 XOTW1 Pin17 XOTW2 IC101(MAIN MICOM) Pin86 SHUTDOWN Pin22 XOTW1 Pin23 XOYW2 R627100 R629100 R631100 IC609 AMP IC TAS5630 Pin15 XSD Pin16 XOTW1

34、Pin17 XOTW2 R744100 R746100 R751100 P.C.B SUB ASSY (AMP)CP.C.B SUB ASSY (CPU)B 39SX-SWR1 5678 5678 A B C D E F 3 Operations of the FAN circuits P.C.B SUB ASSY (INPUT)A To MICOM FAN_DET port SWch output FLch outpu FAN detection circuits In Normal mode Rotation of the fan is controlled by detecting th

35、e audio output levels of the front-L and subwoofer channels. The FL- and SW-channel audio signals are input to the level-detection IC (IC1102). If the signal level exceeds the input sensitivity level (36 dBV), the FAN_DET signal from Pin 6 becomes active and is output to the MAIN MICOM (IC101 Pin 2)

36、 of the CPU Assy. Only while the FAN_DET signal is detected by the MAIN MICOM, the FAN control port is active and the fan rotates. As soon as the FAN_DET signal is off, rotation of the fan stops. In a case where the temperature of the amp becomes high Apart from the above conditions, the fan will ro

37、tate continuously in response to temperature rise at AMP ICs TAS5630 (IC607, 608, and 609). The fan starts rotating when the junction temperature at TAS5630 reaches 100 C (state of 2). The rotation of the fan continues for 5 minutes after the state of 2 is canceled by temperature drop. The fan start

38、s rotating when the junction temperature reaches 125 C (state of 1). The rotation of the fan continues for 15 minutes after the state of 1 is canceled. 0 0 0 Over temperature (OTE) or overload (OLP) or under voltage (UVP) 0 0 1 Overload (OLP) or under voltage (UVP). Junction temperature higher than

39、100 C (over temperature warning) 0 1 1 Overload (OLP) or under voltage (UVP) 1 0 0 Junction temperature higher than 125 C (over temperature warning) 1 0 1 Junction temperature higher than 100 C (over temperature warning) 1 1 1 Junction temperature lower than 100 C and no OLP or UVP faults (normal op

40、eration) SDOTW1 OTW2, OTW Description 1 2 40SX-SWR1 1234 A B C D E F 1234 6. SERVICE MODE 6.1 SERVICE MODE 1 Display mode for numbers of protection detections Purpose Basic operations FL DisplayDescription of IndicationsKey Operation AUTO SURR/ STREAM DIRECT + Remote Control MUTE (Initial display) A

41、UTO SURR/ STREAM DIRECT AUTO SURR/ STREAM DIRECT AUTO SURR/ STREAM DIRECT (Initial display) 5 (- normal) *2 5 (- normal) *2 5 (- normal) *2 Number of DC error detections Time (sec.) The numbers of detections for various protection processes are displayed. *1 Indication when the BD/DVD function is se

42、lected *2 “5 (- normal)” denotes that the display will return to the normal indication when no key operation is performed for 5 seconds. *3 Variable range: 0-255 How to enter/exit To enter this mode, during Normal Display mode simultaneously press the AUTO SURR/STREAM DIRECT key on the main unit and

43、 the MUTE key on the remote control unit supplied with the SX-SWR1 or the AV amp. The display will return to the normal indication when no key operation is performed for 5 seconds. Counter Counter *3 *3 (Normal display) *1 No use Number of abnormal-temperature error detections and OVERLOAD error det

44、ections 41SX-SWR1 5678 5678 A B C D E F 2 Reset mode for numbers of protection detections Purpose Basic operations FL DisplayDescription of IndicationsKey Operation (STANDBY state) VOL + + STANDBY/ON (press and hold the keys for 5 seconds.) (Counter Clear end) TUNE+ key (Normal display) 5 (- normal)

45、 *1 5 (- normal) *1 *2 Time (sec.) For clearing all the counts of protection detections. (This mode resets the counts of protection detections.) 1. When the procedures for Reset mode for numbers of protection detections are completed, all the counters will be reset to “000.” 2. Prohibitions: The pro

46、tection detection counts cannot be cleared (reset to 000) with the MEMORY CLEAR process. They can only be cleared when the procedures of Reset mode are completed. *1 “5 (- normal)” denotes that the display will return to the normal indication when no key operation is performed for 5 seconds. *2 Indi

47、cation when the BD/DVD function is selected How to enter/exit During Standby mode, simultaneously press and hold the VOL + and STANDBY/ON keys for 5 seconds to enter this mode. The display will return to the normal indication when no key operation is performed for 5 seconds. Detailed explanations 42

48、SX-SWR1 1234 A B C D E F 1234 3 The units operation when a error is detected Purpose Basic operations FL DisplayDescription of IndicationsKey Operation 3.1 DC (AMP is abnormality) error detection (Normal display) (DC detection) (Auto) (RECEIVER POWER OFF) usually *1, *2 Normal display Time (sec.) Th

49、e units operation when a DC/OVER/TEMP error is detected is described here. How to cancel the status after detection of a DC error is described here, because no key input will be accepted after a DC error detection. *1 The time required for the unit to be shut off after an error is detected depends on the circuit configuration. *2 If the unit is automatically shut off after a DC error is detected, no key input will be accepted afterward. (The power will not be turned ON.) To turn it on again, see “3.4 How