Pioneer-SC1223K-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 CORPORATION2013 2013 Printed in Japan SC-71 RRV4462 AV RECEIVER SC-71 SC-1228-K SC-1223-K 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 RequirementRemark

3、s SC-71CUXJAC 120V SC-1228-KCUXJAC 120V SC-1223-KUXJCBAC 120V Model No.Order No.Remarks SC-71, SC-1228-K, SC-1223-KRRV4450BLOCK DIAGRAM, EXPLODED VIEWS AND PARTS LIST etc. K-FZV JULY RadioFans.CN 收音机爱 好者资料库 2SC-71 1234 A B C D E F 1234 SAFETY INFORMATION 1. SAFETY PRECAUTIONS The following check sho

4、uld be performed for the continued protection of the customer 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 ex

5、posed metal parts of the appliance (input/output terminals, 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 LIMI

6、TS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD 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 inspe

7、ction nor the protection afforded by them necessarily can 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

8、 marking with a on the schematics and on the parts list 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 oth

9、er hazards. Product Safety is continuously under review 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 PIONEE

10、R. Leakage current tester Reading should not be above 0.5 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

11、contain chemicals which are known to the state of California 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

12、 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 qualified to perform the repair of this product properly and safely, you

13、 should not risk trying to do so and refer the repair to a qualified service technician. RadioFans.CN 收音机爱 好者资料库 3SC-71 5678 5678 A B C D E F CONTENTS SAFETY INFORMATION.2 10. SCHEMATIC DIAGRAM.4 10.1 OVERALL WIRING DIAGRAM .4 10.2 AUDIO_SS ASSY (1/3).6 10.3 AUDIO_SS ASSY (2/3).8 10.4 AUDIO_SS ASSY

14、(3/3).10 10.5 FRONT HDMI USB ASSY .12 10.6 USB RECT_SS ASSY and OPT COAX_SS ASSY .14 10.7 DIGITAL MAIN_L ASSY (1/11) .16 10.8 DIGITAL MAIN_L ASSY (2/11) .18 10.9 DIGITAL MAIN_L ASSY (3/11) .20 10.10 DIGITAL MAIN_L ASSY (4/11) .22 10.11 DIGITAL MAIN_L ASSY (5/11) .24 10.12 DIGITAL MAIN_L ASSY (6/11)

15、.26 10.13 DIGITAL MAIN_L ASSY (7/11) .28 10.14 DIGITAL MAIN_L ASSY (8/11) .30 10.15 DIGITAL MAIN_L ASSY (9/11) .32 10.16 DIGITAL MAIN_L ASSY (10/11) .34 10.17 DIGITAL MAIN_L ASSY (11/11) .36 10.18 INTERFACE_SS ASSY .38 10.19 232C_SS ASSY.40 10.20 VIDEO_SS ASSY.42 10.21 MIC HP ASSY.44 10.22 DISPLAY A

16、SSY (1/2).46 10.23 DISPLAY ASSY (2/2) and VOL ASSY .48 10.24 POWER SW ASSY and ENCODER ASSY .49 10.25 IR BUFFER_SS ASSY (1/2).50 10.26 IR BUFFER_SS ASSY (2/2).52 10.27 D-AMP_SS ASSY (1/5) .54 10.28 D-AMP_SS ASSY (2/5) .56 10.29 D-AMP_SS ASSY (3/5) .58 10.30 D-AMP_SS ASSY (4/5) .60 10.31 D-AMP_SS ASS

17、Y (5/5) .62 10.32 PRIMARY ASSY.64 10.33 B-DIODE_SS ASSY .66 10.34 V-REG_SS ASSY (1/2).68 10.35 V-REG_SS ASSY (2/2).70 10.36 D-AUDIO BRIDGE1_SS ASSY and D-AUDIO BRIDGE2_SS ASSY .72 10.37 BT_SS, B TO B LOCK_SS, MIC HP GUARD, P WIRE GUARD_SS, FFC GUARD_SS, TRANS VREG STYL_SS and PANEL GUARD ASSYS .73 1

18、1. PCB CONNECTION DIAGRAM.74 11.1 AUDIO_SS ASSY.74 11.2 FRONT HDMI USB, USB RECT_SS and OPT COAX_SS ASSYS.78 11.3 DIGITAL MAIN_L ASSY.80 11.4 INTERFACE_SS ASSY .84 11.5 232C_SS ASSY and VIDEO_SS ASSY.86 11.6 MIC HP, DISPLAY, VOL, POWER SW and ENCODER ASSYS.88 11.7 IR BUFFER_SS ASSY .92 11.8 D-AMP_SS

19、 ASSY.94 11.9 PRIMARY ASSY.98 11.10 B-DIODE_SS ASSY .100 11.11 V-REG_SS, D-AUDIO BRIDGE1_SS and D-AUDIO_BRIDGE2_SS ASSYS.102 11.12 BT_SS, B TO B LOCK_SS, MIC HP GUARD, P WIRE GUARD_SS, FFC GUARD_SS, TRANS VREG STYL_SS and PANEL GUARD ASSYS .106 12. PCB PARTS LIST.108 RadioFans.CN 收音机爱 好者资料库 4SC-71 1

20、234 A B C D E F 1234 10.SCHEMATIC DIAGRAM 10.1 OVERALL WIRING DIAGRAM 27 9/65 TUNER MODULE 3/100 *2mm 1.VOLA 2.VOLB 3.GNDD 4/100 39/120 15/290 21.-BERR1 20.-BERR2 19.+BERR1 18.+BERR2 17.OE 16.EXSO 15.EXSCK 14.EXOE 13.EXST 12.XOLERR 11.IRMUTEA 10.IRMUTESB 9.RY_AF 8.RF_CR 7.RF_FH 6.RF_B 5.AMP_TEMP 4.T

21、EMPERR 3.XDCERR 2.GNDD 1.GNDD 4 *1.00mm ADD7785- ADD7794- ADD7796- D20PYY0410E D20PYY0310E *1.00mm CN8203 CN3472 CN6001 JH6004 JH6002 CN4000 CN4001 CN2503 JP8201 CN3052 CN6801 16 16 *2mm CN4002 CN4004 2 6 *3 JP6001 CN6003 ADD7783- 5/60 7 CN8002 JA8003CN8001 CN3371 J3004 CN2861 23 CN3902 CN7906 CN790

22、4 23 23 23 2729 29.V+5R6_EV 28.V+5R6_EV 27.GNDD 26.GNDD 25.NC 24.GNDD 23.GNDD 22.EXSO 21.EXSCK 20.EXOE 19.EXST 18.GNDD 17.NC 16.NC 15.IRMUTEA 14.IRMUTESB 13.NC 12.NC 11.NC 10.GNDD 9.GNDD 8.RYAF 7.RYCR 6.RYFH 5.RYB 4.GNDD 3.12VTRG1 2.NC 1.12VERR CN3653 *1.00mm CN603 JA9620CN601CN1502 CN901 CN9202 7 *

23、1.00mm *1.00mm *1.00mm ADX7776- 7/205 1.GNDD 2.Y_IN 3.GNDD 4.CB_IN 5.GNDD 6.CR_IN 7.GNDD 8.CVBS_IN 9.GNDD 10.V+5_V 11.V+5_V 12.COMP_DET 13.SDA 14.SCL 15.OSDSO JA8001JA8002 iPod Direct USBHDMI IN5 JA3471JA3472 VIDEOMIC INHEADPHONE JA3476 MCACC setup IR JA7002 OUT JA7001 12V TRG1 15.XHPDET 1.XMICDET (

24、DVD) JA8303JA8304 JA8201 IN1 PR PB Y 232C MONITOR OUT OUT DVR/BDR ZONE2 IN JA8301 JA8303 DVD OUTIN MONITOR 1.RIN 2.GNDDAC 3.LIN 4.GNDDAC 5.FRO 6.GNDDAC 7.FLO 8.GNDDAC 9 SRO 1.GNDD 2.GNDD 3 BT ON IN4IN6 OUT JA9 L JA9605JA9602JA9606JA9601JA1601JA9603 IN2IN1IN3 FRONT CENTER JA4101 RL for IC3001 DBUG CF

25、TLA AK : CEAK NO MARKED : CEAT or CKSRYB 1.RESISTORS NOTE Unit: k-k, M-M or unless otherwise noted. Rated power: 1/10W unless otherwise noted. Tolerance: (J)5% unless otherwise noted. 2125 : RS1/8SQ MUF : RS1/4MUF 2.CAPACITORS MAIN TRANS 3. NM : NO MOUNT 71SC-71 5678 5678 A B C D E F R2/2 ! ! ! ! !

26、! KM200NA7 ACWP 1 GNDV2 GNDV 3 V+5_V4 -VF5 FL_AC26 FL_AC17 NM C7570 100u/16 C7572 47u/50 C7571 220u/35 C7563 100u/35 C7566 C7573 4700u/16 C7569 0.01u/50 C7567 NM C7575 NM C7582 100p/50 C7576 NM C7578 NM C7568 100p/50 C7581 NM C7579 0.01u/50 C7577 NM 1SR154-400 D7559 1SR154-400 D7563 PTZ22(B) D7562 DZ2J051M0 D7564 DZ2J051M0 D7567 NM GNDV R7555 390MUF R7554 47k R7562 NM R7553 3.9k R7558 2.2M (2125) R7557 NM (2125) R7556 22k R7560 NM (2125) R7559 NM (2125) V+12 GNDF FRONTV KM200NA4 1 GNDF 2FRONT