66LEVEL DIAGRAM+20dB+10dB0dB-20dB-30dB-40dB-10dB+20dBPOWERAMP GAIN+29dB+10dB-20dB-30dB-40dB-10dBLINE IN-10dBFS0dBFS-20dBFS-30dBFS-40dBFSAK4358VQAK5358BLEVEL DIAGRAMFRONT ch-12dBDIFF.OUT0dBFS=5Vpp=1.77Vrms-10dBFS-30dBFS-40dBFS200mV+30dB4.27Vrms/8ΩSPK OUT150mVrmsPRE OUTH/POUT277mVrms/33Ω+1.07dBSW:NO-32dBFS(DIG.IN)-38.5dBFS(A/D IN)-20dBFS(DIG.IN)-26.5dBFS(A/D IN)LINE INH/POUTSPEAKEROUTANALOGATTR2A15218FPGAINADJ.AK4358VQD/AAK5358BA/D-2.5dB-26.5dBFS200mVrmsGAIN setting of MASTER VOL 00dBSW:YES (DIGITAL) -2.5dB =-2.5dBSW:YES (ANALOG) -2.5dB +6.5dB =+4.0dBSW:NONE(DIGITAL)-2.5dB +12dB =+9.5dBSW:NONE(ANALOG) -2.5dB +12dB +6.5dB =+16.0dB:Basic OFFSET of VOL=0dB (indication value)(PREAMPGAIN:+15.5dB of VOLMAX):Revision OFFSET of SW NON:Revision OFFSET of AD input28.31dBMIC IN11.48mVrmsZONE2 SEL.NOT USEREC INH.NOT USE0dBFS-20dBFS+4dB+9.5dB+16dBR2A15218 MAX.OUTPUT 3.8VrmsAZ4580 MAX.OUTPUT 7.78VrmsFULL SCALE LEVEL=2.0VrmsSINGLE INPUT0dBFS=3Vpp=1.06VrmsACM2 (DM-A409)Sensitivity:-38.8dBV/Pa = 11.48mV/Pa at 94dBSPL @Operation Voltage 5.0V (94dBSPL is expected to -11.0dBFS)MIC INLINE INR2A15218 ATT:0dB at AUTOSETUPPLDDSP