Denon-AVR4810-avr-sm维修电路原理图.pdf
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1、D Normal check: H) EXP IN4XM ANT REVInD3PupXM RADIO control pin (Old antenna connnect detect) EXP IN5PROTECTION(THERMAL 1)InSW3VinPROTECTION detect pin (THERMAL) EXP IN6PROTECTION(THERMAL 2)InSW3VinPROTECTION detect pin (THERMAL) EXP IN7(FAN DET)InSW3VPuNot used EXP IN8iPOD DETInSW3VPuDOCK connectin
2、g MINI JACK connect detect pin (connection: H) DevicePin NameSymbolI/O Pull up Lv Cnv Function MA : IC513 EXPA 1ASSIGN STBOutAMP ASSIGN ANALOG SWITCH STB control EXPA 2PRE F MUTEOutPRE OUT MUTE control EXPA 3PRE FH MUTEOutPRE OUT MUTE control EXPA 4PRE FW MUTEOutPRE OUT MUTE control EXPA 5DET AMP FR
3、InAMP SIGNAL detect pin (For HIGH B relay control) EXPA 6DET AMP FLInAMP SIGNAL detect pin (For HIGH B relay control) EXPA 7PRE SWR MUTEOutPRE OUT MUTE control (EXP28 :Same control as PRE SW MUTE) EXPA 8PRE SWL MUTEOutPRE OUT MUTE control (EXP28 :Same control as PRE SW MUTE) DevicePin NameSymbolI/O
4、Pull up Lv Cnv Function MA : IC514 EXPB 1DET AMP CInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 2DET AMP SLInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 3DET AMP SRInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 4DET AMP SBLInAMP SIGNAL detect pin (For HIGH B relay contro
5、l) EXPB 5DET AMP FWLInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 6DET AMP FHRInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 7DET AMP FHLInAMP SIGNAL detect pin (For HIGH B relay control) EXPB 8DET AMP SBRInAMP SIGNAL detect pin (For HIGH B relay control) DevicePin NameSymbolI/O P
6、ull up Lv Cnv Function MA : IC515 EXPC 1DET AMP FWRInAMP SIGNAL detect pin (For HIGH B relay control) EXPC 2DET AMP SWInAMP SIGNAL detect pin (For HIGH B relay control) EXPC 3NCInPdNot used EXPC 4NCInPdNot used EXPC 5NCInPdNot used EXPC 6NCInPdNot used EXPC 7NCInPdNot used EXPC 8NCInPdNot used Devic
7、ePin NameSymbolI/O Pull up Lv Cnv Function MA : IC708 EXPD 1FAN DET 1InFAN 1 control detect pin EXPD 2FAN DET 2InFAN 2 control detect pin EXPD 3THERMAL LOW B 1InThermal detect input pin (For HIGH B relay control) EXPD 4THERMAL LOW B 2InThermal detect input pin (For HIGH B relay control) EXPD 5NCInPd
8、Not used EXPD 6NCInPdNot used EXPD 7FAN CONT 2InFAN 2 control detect pin EXPD 8FAN CONT 1InFAN 1 control detect pin DevicePin NameSymbolI/O Pull up LvC nv Function MA : IC704 EXPE 1FAN ON 1OutFAN 1 control output pin EXPE 2FAN HIGH 1OutFAN 1 control output pin EXPE 3FAN1 FLAGIn FAN 1 normal performa
9、nce detect pin (Observe it only at FAN ON1=H. Normal: H, Unusual: L) EXPE 4FAN2 FLAGIn FAN 2 normal performance detect pin (Observe it only at FAN ON1=H. Normal: H, Unusual: L) EXPE 5NCInNot used EXPE 6NCInNot used EXPE 7NCInNot used EXPE 8FAN DETIn FAN drive voltage detect pin (Observe it only at F
10、AN ON1=H. Normal: H, Unusual: L) 118 AVR-4810CI/AVR-4810 MC14094B(MA : IC501, IC503, IC504, IC505, IC506) ,(AV : IC301, IC302, IC303) TC4094BF(DA : IC706, IC707) MC14094BTR2 Terminal Function (Main) DevicePin NameSymbolI/O Pull up Lv Cnv Function MA : IC501 EXP1LIMITOutLIMIT control (7ch ST and EXT.
11、IN: “H”)or(LIMIT DET=45secL: H) EXP2A+B LIMITOutA+B LIMIT control SURROUND SPEAKER A+B: H EXP3GRNLEDOutPOWER/STANDBY LED control pin (ON: H) EXP4TRIGGER 1OutTRIGGER OUT control pin EXP5TRIGGER 2OutTRIGGER OUT control pin EXP6GUI RSTOutGUI control pin EXP7RST SUBOutsub ucom reset output EXP8T.MUTEOut
12、TUNER MUTE control (MUTE: L) MA : IC503 EXP9USB SELOutUSB select control (FRONT=L,BACK=H) EXP10USB ENOutUSB SELECT pin (Normal: H, USB SELECT switching: L) EXP11NCOutNot used EXP12ZONE2 OSD_RSTOutZONE2 OSD control pin EXP13MAIN POWEROutMAIN POWER control pin EXP14FL RSTOutFL tube control pin EXP15SC
13、PU POWEROutSUB CPU POWER ON/OFF switching(H: ON) EXP16HD POWEROutHDRADIO POWER control pin MA : IC504 EXP17XM RSTOutXM control pin EXP18NCOutNot used EXP19NCOutNot used EXP20DSX LEDOutDSX ON turn on LED control pin EXP21D5V POWEROutDigital 5V power supply control pin EXP22HD RADIO RESETOutHDRADIO co
14、ntrol pin EXP23PRE F MUTEOutPRE OUT MUTE control EXP24PRE C MUTEOutPRE OUT MUTE control MA : IC505 EXP25PRE S MUTEOutPRE OUT MUTE control EXP26PRE SBL MUTEOutPRE OUT MUTE control EXP27PRE SBR MUTEOutPRE OUT MUTE control EXP28PRE SW MUTEOutPRE OUT MUTE control EXP29PRE Z2 MUTEOutPRE OUT MUTE control
15、EXP30PRE Z3 MUTEOutPRE OUT MUTE control EXP31232C CONTROLOutSUB LOG MODE 232C course switching control EXP32XM BUS POWEROutXM ANTENNA BUS Power supply control pin 13 14 15 16 9 10 11 125 4 3 2 1 8 7 6 Q7 Q6 Q5 OUTPUT ENABLE VDD QS QS Q8 Q1 CLOCK DATA STROBE VSS Q4 Q3 Q2 PIN ASSIGNMENT TRUTH TABLE Cl
16、ock Output EnableStrobeData Parallel OutputsSerial Outputs Q1QNQS*QS 0XXZZQ7No Chg. 0XXZZNo Chg.Q7 10XNo Chg.No Chg.Q7No Chg. 1100QN1Q7No Chg. 1111QN1Q7No Chg. 111No Chg.No Chg.No Chg.Q7 Z = High ImpedanceX = Dont Care * At the positive clock edge, information in the 7th shift register stage is tran
17、sferred to Q8 and QS. 119 AVR-4810CI/AVR-4810 TC4094BF Terminal Function (Main) MC14094BTR2 Terminal Function (Sub) MA : IC506 EXP33TU STBOut3/5PLL control pin (LC72131 & LC72720) EXP34VOL STBOut3/5FUNCTION/VOLUME control (NJW1199)(NJW1194) EXP35FL CE1Out3/5FL tube control pin EXP36SIRIUS RESET/RDS
18、RESETOut3/5SIRIUS control pin /RDS control pin (LC72720) EXP37ZONE2 OSD_STBOut3/5ZONE2 OSD control pin EXP38NCOutNot used EXP39DYNAMIC EQ LED REDOutDynamic EQ LED RED EXP40DYNAMIC EQ LED GRNOutDynamic EQ LED GRN DevicePin NameSymbolI/O Pull up Lv Cnv Function DA : IC706 EXP41BIAMP RLOutFRONT Bi-AMP
19、RELAY control (Bi-AMPset : ON) EXP42BIWIRE RLOutFRONT Bi-WIRING RELAY control (Bi-WIRINGset: ON) EXP43F RLOutFRONT SP RELAY control EXP44C RLOutCENTER SP RELAY control EXP45S RLOutSURROUND SP RELAY control EXP46SB RLOutSB/FW/FH SP RELAY control EXP47SB AMP Z2 RLOutZONE2 RELAY control (ZONE2 output f
20、rom SB AMP course) EXP48H/W RLOutFH/FW SP RELAY control DA : IC707 EXP49EXAMP Z2 RLOutZONE2 RELAY control (ZONE2 output from H/W AMP course) EXP50Z3 RLOutZONE3 RELAY control EXP51H/P RLOutHEADPHONE RELAY control EXP52(EXTRA RL)OutNot used EXP53HI B RLOutHIGH B switching (THEAMAL OFF or THERMAL ON de
21、tect: H) EXP54NCOutNot used EXP55NCOutNot used EXP56NCOutNot used DevicePin NameSymbol PURE D CEC STBY P.OFF Function AV : IC301 EXP1VINAO/LO/LZVideo input switching(INPUT select) EXP2VINBO/LO/LZVideo input switching(INPUT select) EXP3VINCO/LO/LZVideo input switching(INPUT select) EXP4VZ2AO/LO/LZZON
22、E2 Video input switching(INPUT select) EXP5VZ2BO/LO/LZZONE2 Video input switching(INPUT select) EXP6VZ2CO/LO/LZZONE2 Video input switching(INPUT select) EXP7Z1 VMONIAO/LO/LZCOMPOSIT MONITOR OUT Video output switching EXP8Z1 VMONIBO/LO/LZCOMPOSIT MONITOR OUT Video output switching AV : IC302 EXP9Z2 M
23、ONI DISO/LO/LZZ2 S COMPONENT MONITOR OUT Video output DISABLE pin EXP10Z2 MONIAO/LO/LZZONE2 MONITOR OUT Video output switching EXP11Z2 MONIBO/LO/LZZONE2 MONITOR OUT Video output switching EXP12ASPECT_HO/LO/LZASPECT ratio level control(JP only) EXP13ASPECT_LO/LO/LZASPECT ratio level control(JP only)
24、EXP14LINEAO/LO/LZD pin LINE control pin(JP only) EXP15LINEBO/LO/LZD pin LINE control pin(JP only) EXP16INH_LINEO/LO/HZD pin LINE control pin(JP only) AV : IC303 EXP17Z1 SMONIAO/LO/LZS MONITOR OUT Video output switching EXP18Z1 SMONIBO/LO/LZS MONITOR OUT Video output switching EXP19VZ1INHO/LO/HZVideo
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