SUBWOOFER ch
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
+20dB
+10dB
0dB
-20dB
-30dB
-40dB
-10dB
PREOUT
159mVrms
AVR-S920W/X2300W
SR5011,NR1607
LEVEL DIAGRAM
SUBWOOFER ch
200mV
+30dB
+4dB
-2.5+13=10.5dB
-40dBFS(DIG.IN)
DD Config1
INPUT:-30dBFS DD LFE
PREOUT
317mVrms
-34dBFS(PCM.IN)
-37.5dBFS(A/D IN)
INPUT : -20dBFS(DIG.IN) PCM
200mV(A/D IN)
＋
DSP
BD34704
GAIN
ADJ.
PRE OUT
MUTE
PCM1690
D/A
－
－
＋
PLD
0dBFS
-10dBFS
-20dBFS
-30dBFS
-40dBFS
PCM1690
Differential Out
0dBFS = +/-4.0Vpp=2.83Vrms
GAIN setting of MASTER VOL 00dB
･DOLBY DIGITAL IN
-2.5dB+13dB =+10.5dB
･PCM DIGITAL IN
-2.5dB+13dB =+10.5dB
･ANALOG IN
-2.5dB+13dB+3.5dB=+14.5dB
①
②
③
①:Basic OFFSET of VOL=0dB
②:OFFSET of SW-ch
③:OFFSET of the AD input
-2.5+13=10.5dB
-2.5+13+3.5=14.5dB
BD34704 MAX.
OUTPUT
4.2Vrms
MAX SIGNAL LEVE
DOLBY LIMIT LEVEL(ALLch-3dBFS)
42
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating
