Denon Avr-3801 Schematic Only 电路图.pdf

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1、Hi-Fi Component SERVICE MANUAL MODEL AVR-3801 AV SURROUND RECEIVER ? Some illustrations using in this service manual are slightly different from the actual set. RadioFans.CN 收音机爱 好者资料库 AVR-3801 61 12345678 A B C D E BLOCK DIAGRAM F G H 91011 RadioFans.CN 收音机爱 好者资料库 AVR-3801 62 1110987654 A B C D E W

2、IRING DIAGRAM F G H 321 RadioFans.CN 收音机爱 好者资料库 63 12345678 A B C D E SCHEMATIC DIAGRAMS (1/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CO

3、NDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current

4、check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected.

5、 SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT - B LINE + B LINE SIGNAL - 15V + 15V A C B D 63 12345678 A B C D E SCHEMATIC DIAGRAMS (1/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH V

6、OLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the custo

7、mer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the

8、 customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT - B LINE + B LINE SIGNAL - 15V + 15V 63 12345678 A B C D E SCHEMATIC DIAGRAMS (1/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALU

9、ES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CA

10、UTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defe

11、ctive. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT - B LINE + B LINE SIGNAL - 15V + 15V 63 12345678 A B C D E SCHEMATIC DIAGRAMS (1/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1

12、,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replace

13、ment parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power

14、card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT - B LINE + B LINE SIGNAL - 15V + 15V 63 12345678 A B C D E SCHEMATIC DIAGRAMS (1/15) F G H 91011 AVR-

15、3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol ha

16、ve critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resista

17、nce from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (1/15) 1U-3320 (1/4) AUDIO/DSP UNIT - B LINE + B LINE SIGNAL - 15V + 15V AVR-3801 64 1110987

18、654 A B C D E SCHEMATIC DIAGRAMS (2/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTI

19、CE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage cur

20、rent exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. + B LINE SIGNAL SCHEMATIC DIAGRAMS (2/15) 1U-3320 (2/4) AUDIO DSP

21、UNIT + 5V + 5V + 3.3V A C B D AVR-3801 64 1110987654 A B C D E SCHEMATIC DIAGRAMS (2/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT A

22、ND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a lin

23、e to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. + B LINE SIGNAL S

24、CHEMATIC DIAGRAMS (2/15) 1U-3320 (2/4) AUDIO DSP UNIT + 5V + 5V + 3.3V AVR-3801 64 1110987654 A B C D E SCHEMATIC DIAGRAMS (2/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUER

25、D AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either

26、 (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is

27、 located and corrected. + B LINE SIGNAL SCHEMATIC DIAGRAMS (2/15) 1U-3320 (2/4) AUDIO DSP UNIT + 5V + 5V + 3.3V AVR-3801 64 1110987654 A B C D E SCHEMATIC DIAGRAMS (2/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO F

28、ARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit t

29、o the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the

30、unit to the customer until the problem is located and corrected. + B LINE SIGNAL SCHEMATIC DIAGRAMS (2/15) 1U-3320 (2/4) AUDIO DSP UNIT + 5V + 5V + 3.3V AVR-3801 64 1110987654 A B C D E SCHEMATIC DIAGRAMS (2/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITAN

31、CE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufact

32、ure. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit

33、is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. + B LINE SIGNAL SCHEMATIC DIAGRAMS (2/15) 1U-3320 (2/4) AUDIO DSP UNIT + 5V + 5V + 3.3V 65 12345678 A B C D E SCHEMATIC DIAGRAMS (3/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM.

34、k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY repl

35、acement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the pow

36、er card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (3/15) 1U-3320 (3/4) AUDIO/DSP UNIT + B LINE SIGNAL + 5V + 3.3V + 5V A C B D 65 12345678 A B C D E SCHEMATIC DIAGRAMS (3/15) F G H 910

37、11 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this sy

38、mbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the

39、resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (3/15) 1U-3320 (3/4) AUDIO/DSP UNIT + B LINE SIGNAL + 5V + 3.3V + 5V 65 12345678 A B

40、C D E SCHEMATIC DIAGRAMS (3/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR N

41、OTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage

42、current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (3/15) 1U-3320 (3/4) AUDIO/DSP UNIT + B LINE

43、 SIGNAL + 5V + 3.3V + 5V 65 12345678 A B C D E SCHEMATIC DIAGRAMS (3/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PA

44、RTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to

45、chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is located and corrected. SCHEMATIC DIAGRAMS (3/

46、15) 1U-3320 (3/4) AUDIO/DSP UNIT + B LINE SIGNAL + 5V + 3.3V + 5V 65 12345678 A B C D E SCHEMATIC DIAGRAMS (3/15) F G H 91011 AVR-3801 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT

47、NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1)

48、a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power card is less than 460 kohms, the unit is defective. WARNING: DO NOT return the unit to the customer until the problem is loca

49、ted and corrected. SCHEMATIC DIAGRAMS (3/15) 1U-3320 (3/4) AUDIO/DSP UNIT + B LINE SIGNAL + 5V + 3.3V + 5V AVR-3801 66 1110987654 A B C D E SCHEMATIC DIAGRAMS (4/15) F G H 321 NOTICE ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT NO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. WARNING: Parts marked with this symbol have critical