Pioneer-SC81-avr-sm电路图 维修手册.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 CORPORATION2014 2014 Printed in Japan SC-82 RRV4548 AV RECEIVER SC-82 SC-81 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). THIS SERVICE MANUAL SHOULD BE USED TOGETHER WITH THE FOLLOWING MANUAL(S). ModelTypePower RequirementRemarks SC-82CUXJAC

3、120V SC-81CUXJAC 120V Model No.Order No.Remarks SC-82, SC-81RRV4547BLOCK DIAGRAM, EXPLODED VIEWS AND PARTS LIST etc. K-FZV AUG. RadioFans.CN 收音机爱 好者资料库 2SC-82 1234 A B C D E F 1234 SAFETY INFORMATION 1. SAFETY PRECAUTIONS The following check should be performed for the continued protection of the cu

4、stomer and service technician. LEAKAGE CURRENT 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 termin

5、als, screwheads, metal overlays, control shaft, etc.). Plug the AC line cord of the appliance directly into a 120V 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 H

6、AZARD AND MUST BE CORRECTED BEFORE RETURNING 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 c

7、an be obtained by using replacement components 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

8、 in this Service Manual. The use of a substitute 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

9、 and new instructions are issued from time 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

10、.5 mA Device under test Test all exposed metal surfaces Also test with plug reversed (Using AC adapter plug as required) Earth ground AC Leakage Test (FOR USA MODEL ONLY) WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of Calif

11、ornia to cause cancer, birth defects or other reproductive harm. 56 noi t isoporP - 6.94252 no i t ceS edoC ytefaS it is not meant for the casual do-it- yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products

12、 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 qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair t

13、o a qualified service technician. RadioFans.CN 收音机爱 好者资料库 3SC-82 5678 5678 A B C D E F CONTENTS SAFETY INFORMATION.2 10. SCHEMATIC DIAGRAM.6 10.1 OVERALL WIRING DIAGRAM .6 10.2 AUDIO ASSY (1/2).8 10.3 AUDIO ASSY (2/2).10 10.4 AUDIO ASSY.12 10.5 AUDIO ASSY.14 10.6 FILTER_S ASSY (1/2) .16 10.7 FILTER_

14、S ASSY (2/2) .18 10.8 FRONT HDMI USB ASSY .20 10.9 USB RECT_S ASSY and OPT COAX_S ASSY.22 10.10 DIGITAL MAIN_L ASSY (1/11) .24 10.11 DIGITAL MAIN_L ASSY (2/11) .26 10.12 DIGITAL MAIN_L ASSY (3/11) .28 10.13 DIGITAL MAIN_L ASSY (4/11) .30 10.14 DIGITAL MAIN_L ASSY (5/11) .32 10.15 DIGITAL MAIN_L ASSY

15、 (6/11) .34 10.16 DIGITAL MAIN_L ASSY (7/11) .36 10.17 DIGITAL MAIN_L ASSY (8/11) .38 10.18 DIGITAL MAIN_L ASSY (9/11) .40 10.19 DIGITAL MAIN_L ASSY (10/11) .42 10.20 DIGITAL MAIN_L ASSY (11/11) .44 10.21 INTERFACE_S ASSY.46 10.22 COMPONENT ASSY.48 10.23 COMPONENT ASSY.50 10.24 COMPOSITE ASSY.52 10.

16、25 MIC HP ASSY.54 10.26 DISPLAY ASSY .56 10.27 DISPLAY ASSY .58 10.28 VOL ASSY.60 10.29 POWER SW ASSY and ENCODER ASSY .61 10.30 IR BUFFER_S ASSY (1/2) .62 10.31 IR BUFFER_S ASSY (2/2) .64 10.32 BUFFER GND ASSY and IR_INTERFACE_S ASSY .66 10.33 D AMP_SS ASSY (1/6).68 10.34 D AMP_SS ASSY (2/6).70 10.

17、35 D AMP_SS ASSY (3/6).72 10.36 D AMP_SS ASSY (4/6).74 10.37 D AMP_SS ASSY (5/6).76 10.38 D AMP_SS ASSY (6/6).78 10.39 D AMP_SS ASSY.80 10.40 D AMP_SS ASSY.82 10.41 D AMP_SS ASSY.84 10.42 D AMP_SS ASSY.86 10.43 PRIMARY ASSY.88 10.44 A-REG_S ASSY .90 10.45 IR REG_S ASSY (1/2).92 10.46 IR REG_S ASSY (

18、2/2).94 10.47 V-REG_S ASSY (1/3) .95 10.48 V-REG_S ASSY (2/3) .96 10.49 V-REG_S ASSY (3/3) .98 10.50 VREG CHILD_S ASSY.100 10.51 CONNECT_S ASSY.101 10.52 A-DAC BRIDGE ASSY .102 10.53 D-AUDIO BRIDGE ASSY .103 10.54 D-FILTER BRIDGE_S ASSY.104 10.55 PRE BRIDGE_S ASSY.105 10.56 FAN CONNECT ASSY and BT A

19、SSY (EXCEPT EUROPE MODEL).106 10.57 MIC HP GUARD, BIND DM CABLE_S, P WIRE GUARD_S, FFC GUARD_S, VREG GUARD and BINDFAN CABLE_S ASSYS.107 10.58 TRANS VREG STYL_S ASSY, PANEL GUARD ASSY and IR EDGE GUARD_S ASSY .108 10.59 BT BASE ASSY (EUROPE MODEL ONLY) .109 RadioFans.CN 收音机爱 好者资料库 4SC-82 1234 A B C D E F 1234 11. PCB CONNECTION DIAGRAM .110 11.1 AUDIO ASSY.110 11.2 FILTER_S ASSY.114 11.3 FRONT HDMI USB ASSY, USB RECT_S ASSY and OPT COAX_S ASSY.116 11.4 DIGITAL MAIN_L ASSY.118 11.5 INTERFACE_S ASSY.122 11.6 COMPONENT ASSY.