Denon AVR-X3300W Service Manual page 43

SUBWOOFER ch
AVR-X3300W
LEVEL DIAGRAM
SUBWOOFER ch
PCM5100
PLD D/A
DSP
PCM5100
0dBFS = 2.0Vrms
0dBFS
0dBFS=1.06Vrms
-10dBFS
-20dBFS
-30dBFS
-34dBFS(PCM.IN)
INPUT : -20dBFS(DIG.IN) PCM
-37dBFS(A/D IN)
200mV(A/D IN)
-40dBFS
-40dBFS(DIG.IN)
INPUT:-30dBFS DD LFE
DD Config1
NJU72343
NJU72343 MAX. OUTPUT 4.2Vrms
MAX SIGNAL LEVEL
DOLBY LIMIT LEVEL (ALLch-3dBFS)
-2.5+12=9.5dB
-2.5+12+3=+12.5dB
-2.5+12=9.5dB
+8dB
GAIN setting of MASTER VOL 00dB
･DOLBY DIGITAL IN
･PCM DIGITAL IN
･ANALOG IN
①:Basic OFFSET of VOL=0dB
②:OFFSET of SW-ch
③:OFFSET of the AD input
43
＋
GAIN
-2.5dB+12dB =+ 9.5dB
-2.5dB+12dB =+ 9.5dB
-2.5dB+12dB+3.0dB=+12.5dB
① ② ③
SPEAKER
PREOUT
+30dB
+20dB
+10dB
PREOUT
300mVrms
0dB
PREOUT
150mVrms
-10dB
-20dB
-30dB
-40dB