Pioneer-VSX43-avr-sm维修电路原理图.pdf

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1、ORDER NO. PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, 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

2、Road, #04-01, Singapore 159936 PIONEER CORPORATION2013 2013 Printed in Japan VSX-1023-K RRV4419 AV Receiver VSX-1023-K VSX-43 VSX-823-K THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ModelTypePower RequirementRemarks VSX-1023-KCUXESMAC 120 V VSX-43CUXEAC 120 V VSX-823-KCUXESMAC 120

3、 V K-MZV MAR. RadioFans.CN 收音机爱 好者资料库 2VSX-1023-K 1234 A B C D E F 1234 SAFETY INFORMATION WARNING This product may contain a chemical known to the State of California to cause cancer, or birth defects or other reproductive harm. Health it is not meant for the casual do-it- yourselfer. Qualified tec

4、hnicians 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 may void the warranty. If you are not quali

5、fied 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. 1. SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRE

6、NT CHECK Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage current tester such as Simpson Model 229-2 or equivalent between the earth ground and all exposed metal parts of the appliance (input/output terminals, screwheads, metal overlays, control sha

7、ft, etc.). Plug the AC line cord of the appliance directly into a 120 V AC 60 Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5 mA. ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNIN

8、G THE APPLIANCE TO THE CUSTOMER. 2. PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appliance have special safety related characteristics. These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement compone

9、nts rated for voltage, wattage, etc. Replacement parts which have these special safety characteristics are identified in this Service Manual. Electrical components having such features are identified by marking with a on the schematics and on the parts list in this Service Manual. The use of a subst

10、itute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one, shown in the parts list in this Service Manual, may create shock, fire, or other hazards. Product Safety is continuously under review and new instructions are issued from time

11、to time. For the latest information, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Service Manual may be obtained at a nominal charge from PIONEER. Leakage current tester Reading should not be above 0.5 mA Device under test Test all exposed me

12、tal surfaces Also test with plug reversed (Using AC adapter plug as required) Earth ground AC Leakage Test (FOR USA MODEL ONLY) RadioFans.CN 收音机爱 好者资料库 3VSX-1023-K 5678 5678 A B C D E F CONTENTS SAFETY INFORMATION.2 1. SERVICE PRECAUTIONS.5 1.1 NOTES ON SOLDERING.5 1.2 NOTES ON REPLACING PARTS.5 1.3

13、 SERVICE NOTICE.5 2. SPECIFICATIONS.6 3. BASIC ITEMS FOR SERVICE .7 3.1 CHECK POINTS AFTER SERVICING .7 3.2 JIGS LIST.7 3.3 PCB LOCATIONS.8 4. BLOCK DIAGRAM .10 4.1 OVERALL WIRING DIAGRAM (for VSX-1023-K, VSX-43) .10 4.2 OVERALL WIRING DIAGRAM (for VSX-823-K).12 4.3 D-MAIN BLOCK DIAGRAM.14 4.4 AUDIO

14、 BLOCK DIAGRAM (for VSX-1023-K, VSX-43).16 4.5 AUDIO BLOCK DIAGRAM (for VSX-823-K) .18 4.6 POWER SUPPLY BLOCK DIAGRAM.20 4.7 GND BLOCK DIAGRAM (for VSX-1023-K, VSX-43).22 4.8 GND BLOCK DIAGRAM (for VSX-823-K) .24 5. DIAGNOSIS .26 5.1 TROUBLESHOOTING.26 5.2 ADAPTER ERROR MESSAGE .32 5.3 USB/iPod ERRO

15、R MESSAGE.32 5.4 PROTECTION CIRCUIT.33 5.5 IC INFORMATION .37 6. SERVICE MODE.45 6.1 TEST MODE.45 6.2 DEFAULT SETTINGS .49 7. DISASSEMBLY .50 8. EACH SETTING AND ADJUSTMENT.61 8.1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPAIRED OR REPLACED.61 8.2 UPDATING OF THE FIRMWARE.62 8.3 IDLE CURRENT ADJUSTMENT

16、.66 9. EXPLODED VIEWS AND PARTS LIST.68 9.2 EXTERIOR SECTION (VSX-1023-K, VSX-43).70 9.3 EXTERIOR SECTION (VSX-823-K).74 10. SCHEMATIC DIAGRAM.78 10.1 MAIN ASSY (VSX-1023-K, VSX-43) .78 10.2 MAIN ASSY (1/2)(VSX-823-K) .80 10.3 MAIN ASSY (2/2)(VSX-823-K) .82 10.4 D-MAIN ASSY (1/7).84 10.5 D-MAIN ASSY

17、 (2/7).86 10.6 D-MAIN ASSY (3/7).88 10.7 D-MAIN ASSY (4/7).90 10.8 D-MAIN ASSY (5/7).92 10.9 D-MAIN ASSY (6/7).94 10.10 D-MAIN ASSY (7/7).96 10.11 OPTCO ASSY .98 10.12 BRI-1 ASSY (VSX-1023-K, VSX-43 ONLY).99 10.13 CONCT ASSY (VSX-823-K ONLY).100 10.14 VIDEO ASSY (VSX-1023-K, VSX-43 ONLY).101 10.15 B

18、T and BTCNT ASSYS (VSX-1023-K, VSX-43) .102 10.16 BT ASSY (VSX-823-K).103 10.17 BRI-2 ASSY (VSX-1023-K, VSX-43 ONLY).103 10.18 AUDIO ASSY (VSX-1023-K, VSX-43 ONLY).104 10.19 CPU ASSY (VSX-1023-K, VSX-43).106 10.20 CPU ASSY (VSX-823-K) .108 10.21 AMP7 ASSY (1/2) (VSX-1023-K, VSX-43) .110 10.22 AMP7 A

19、SSY (2/2) (VSX-1023-K, VSX-43) .112 10.23 AMP5 ASSY (1/2)(VSX-823-K).114 10.24 AMP5 ASSY (2/2)(VSX-823-K).116 10.25 FHDMI ASSY.118 RadioFans.CN 收音机爱 好者资料库 4VSX-1023-K 1234 A B C D E F 1234 10.26 INSEL, FRONT and HPMIC ASSYS.120 10.27 SMPS ASSY .122 10.28 REG ASSY (VSX-823-K ONLY).124 11. PCB CONNECTION DIAGRAM .126 11.1 MAIN ASSY (VSX-1023-K, VSX-43).126 11.2 MAIN ASSY (VSX-823-K) .130 11.3 D-MAIN ASSY.134 11.4 OPTCO ASSY.