Denon RCD-M38

40
END
CheckAnalogAudioDatainputforFUNCTIONIC.
INPUTB'D
•[IC11]input23,24pin
F_CD_USB_L,FCD_USB_R
z
CheckcontrolsignalforFUNCTIONIC.
INPUTB'D
•[IC11]:29,30,31pin
D_DATA,C_CLK,V_CE
CheckAnalogAudioDataoutputfromFUNCTION&PREAMP.
•[IC11]:49,50pinLout,Rout
•[IC12]:1,7pin
Checkaudiofunctionmutesignal.
INPUTB'D
•[Q112(B)]:"L"levelO.K.?
CheckAnalogAudioDatainputforPOWERAMP.
AMPB'D
•[IC71]:1,18pin
CheckSPEAKERRELAYcontrolsignal.
SPEAKERB'D
•[D706]:ANODE-12VO.K.?
CheckAnalogAudioDataoutputforPOWERAMPtoSPEAKER.
AMPB'D
•[IC71]:10,13pin
SPEAKERB'D
•[JK71]
CheckAnalogAudioDataoutputfromDAC.
INPUTB'D
•[IC15]:9,10,11,12pinonINPUTB'D
•[IC17]output1,7pin
CheckSoldering.
•[IC15]:9,10,11,12pinonINPUTB'D
•[IC17]onINPUTB'D.
CheckSoldering.
•[IC11]onINPUTB'D
CheckSoldering.
•[IC11]onMCU_CDB'D
•[WF11]:6,7,8pinonINPUTB'D
 V_DATA,V_CLK_VCE
•[WN11]onMCU_CDB'D
CheckSoldering.
•[IC11]onINPUTB'D
•[IC12]onINPUTB'D
CheckSoldering.
•[Q106],[112]onINPUTB'D
•[WF11]:10pinF_MUonINPUTB'D
•[IC11],[Q103]onMCU_CDB'D
•[WN11]onMCU_CDB'D
CheckSoldering.
•[CN72]:6,8pinonINPUTB'D
 VOL_L,VOL_R
•BN72onAMPB'D
CheckSoldering.
•[BN97]:10pinonSPEAKERB'D
•[CN97]onAMPB'D
•[Q709],[Q710]OK?onAMPB'D
•[BN71]:3pinSP_ONonAMPB'D
•[CN71],[IC11]onMCU_CDB'D
CheckSoldering.
•[IC71]:10,13pin
•[CN97]:1,2,3,4pinonAMPB'D
 Lch,RCH
•[BN97]onSPEAKERB'D
NG
NG
NG
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK
OK
OK
CheckDigitalAudioDataandClockforDAC.
INPUTB'D
•[IC15]:2,3,4pin
BIK,STI,LRK
CheckSoldering.
•[IC16]onMCU_CDB'D
•[WN12]:2,3,4pinonMCU_CDB'D
 BICK,SDTI,LRCK
•[WF12]onINPUTB'D
NG
OK