User Guide

36
AVR-1909/789, AVC-1909
LEVEL DIAGRAMS (3/5)
SUB WOOFER LEVEL DIAGRAM
㧗
A/D
ADAU1328
㧙
㧗
D/A
ADAU1328
㧗
D/A OUT
MUTE
EXT IN
+20dB
+10dB
˴0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
˴0dB
-20dB
-30dB
-40dB
-10dB
LINE IN/EXT IN
0dBFS
0.88Vrms
PREOUT
159mVrms
AVR-1909
LEVEL DIAGRAM
SUBWOOFER ch
-2dB
0dBFS
-10dBFS
-20dBFS
-30dBFS
-40dBFS
200mV
PREOUTMUTE
+30dB
PLD
DSP
R2A15215FP
NON CLICP MAX SIGNAL LEVEL 4.0Vrms
Config2˴DOLBY LIMIT LE VEL (ALLch-3d BFS)
+7dB
㧙
GAIN
ADJ.
-2+(20-6)=12dB
Config1˴DOLBY LIMIT LE VEL˴(ALLch-3d BFS)
㧙㧙㧙
-50dBFS
㧙
3.876V
SUM to FRONTch
+6dB
+3dB
-46.5dBFS(DIG.IN)
˴DD Config2
-40dBFS(DIG.IN)
˴DD Config1
PREOUT
317mVrms
-34dBFS(PCM.IN)
-36dBFS(A/D IN)
SUM to FRONT-ch