Yamaha-RXV420-avr-sch(1) 维修电路原理图.pdf
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1、A123456789BCDEFGHIJKLRX-V420/RX-V420RDS/HTR-5440/HTR-5440RDS/DSP-AX420SCHEMATIC DIAGRAM (INPUT)E-55/J-51# All voltage are measured with a 10M /V DC electric volt meter.# Components having special characteristics are marked s and must be replaced with parts having specifications equal to those origin
2、ally installed.# Schematic diagram is subject to change without notice.LA795619NJM7805FANJM7812FA1: OUT2: COM3: INNJM79M12FA1: COM2: IN3: OUTLC7821211530PC4570HA19LC7272211224M5220L181SS1331SS176HZS11B2TDMTZJ5.6BAnodeCathodeS1VB20+11530LC78211LC782132SC18152SC2878ECB2SC1740SDTA144ESECB2SA17082SC4488
3、ECBPIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.INPUT SELECTORE-56/J-52I2E-56/J-52G5E-56/J-52C6E-57J-53F1E-56/J-52A4E-56/J-52G3E-56/J-52G6E-56/J-52C6x: NOT USEDO: USED / APPLICABLE0.22/502200P/160.01/160.01/161P821P82Point 1 Pin 12 of IC44500000023.723.702.100000000000000000000000.10.10.1-2
4、4.2-24.200000000000000000-11.70002.000000000000000000000000 0000 000000012.0-12.000-11.90000-11.9-11.9-11.9-11.70000012.0-12.00000012.0-12.05.0-11.9-11.94.800-11.900-11.900-11.900-11.900-11.900-11.9-11.900-11.90000-11.9-11.900-11.90000-11.9-11.900-11.90004.85.0-11.74.85.0-11.94.85.0-11.94.85.0-11.90
5、06.16.14.83.83.83.83.811.9006.111.96.15.46.707.2-11.9-21.3011.920.7012.020.724.1-23.6-32.024.724.70-24.7-24.231.605.111.204.95.100-21.420.800-32.932.210.60AC32.2AC48.9AC10.0MAIN LREAR LCENTER0000012.0-12.04.75.705.711.83.52.92.12.14.3000 0 04.74.71.81.7002.12.011.81C36910/250.1W401C411390390C5152.2/
6、50R583470?RadioFans.CN 收音机爱 好者资料库A123456789BCDEFGHIJKLSCHEMATIC DIAGRAM (OPERATION)E-56/J-52RX-V420/RX-V420RDS/HTR-5440/HTR-5440RDS/DSP-AX420 x: NOT USEDO: USED / APPLICABLEPoint 1 Pin 38 of IC902Point 2 emitter of Q910 and collector of Q911POWER ON(Connect the power cord)POWER OFF(Disconnect the po
7、wer cord)Q910 EQ911 C# All voltage are measured with a 10M /V DC electric volt meter.# Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed.# Schematic diagram is subject to change without notice.2SA893A2SC18
8、90A2SC2229ECB2SA933S2SD1991ADTC144ESECBPIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.BCE2SB15652SC4488ECB1SS133HZS5B2TDHZS5C2TDHZS6B2TDHZS7A2TDHZS7B2TDHZS12C2TDHZS222TDAnodeCathodePC4570C148LB1641110NJM2068L-D18LC75725E116173233484964NJM78L05A-T31: IN2: GND3: OUTFL DISPLAYFL DRIVERMAIN COME-
9、55/J-51F3E-55/J-51I4E-55/J-51G3E-55/J-51B8E-55/J-51F8E-00/J-00H2E-55/J-51K5E-58/J-54G5E-58/J-54A5E-58/J-54G4PRV12-29.2-29.2-29.2-29.2-29.22.52.54.85.2000-29.10-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-29.2-21.7-21.7-21.7-21.7-29.14.84.84.8-29.2-29.2-29.2-29.2-29.2-29.5-29.54.
10、84.84.85.24.82.74.800.52.705.24.800.104.60000000004.84.804.84.8004.8004.84.84.84.84.84.84.84.8005.20004.84.84.84.800004.8011.904.84.84.804.84.84.82.92.54.84.80.100005.205.65.22.70000.504.84.800.30.504.84.84.8-50.94.84.8-50.912.00-0.1-0.10-11.90.10.112.00000-11.900-1.1039.113.413.90-49.3-49.80-50.4-4
11、9.2-49.80-49.3-49.800-48.30.6-49.20.60-48.300.6-49.20.60-48.3-48.9-1.1-48.3-48.900.6-49.20.60-48.3-48.3-48.9-1.100.6-49.20.60-48.3-48.3-48.9-1.100.6-49.20.60-48.3-48.3-48.9-1.100000-11.7011.800000-11.7011.800000-11.7011.80.60.811.11.80.40.6011.10.800.85.612.77.312.00.6012.712.76.60MAIN LCENTERREAR L
12、MAIN LMAIN LCENTERBA&50.047F/5.5RB441Q-403.3/503.3/5033P/50033P/500HZS182 VM97600MTZJ18C VG44150HZS182 VM97600MTZJ18C VG44150HZS182 VM97600MTZJ18C VG44150HZS222 VM97620MTZJ22D VG44230HZS182 VM97600MTZJ18C VG44150HZS222 VM97620MTZJ22D VG44230HZS222 VM97620MTZJ22D VG44230D661D664, 665901, 902,905-908,
13、 910, 912HZS182MTZJ18CD662HZS222MTZJ22DIC902UPD78F4218AGF-3BAUPD78F4216A3.3/503.3/503.3/5018K18K3.3/50820820&3D661HZS182&4D662HZS222?RadioFans.CN 收音机爱 好者资料库A123456789BCDEFGHIJKLRX-V420/RX-V420RDS/HTR-5440/HTR-5440RDS/DSP-AX420SCHEMATIC DIAGRAM (DSP)E-57/J-53# All voltage are measured with a 10M /V D
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