Denon HEOS AVR Service Manual page 28

SURROUND ch
+20dB
+10dB
200mVrms 0dB
-10dB
-20dB
-30dB
-40dB
HEOS AVR
LEVEL DIAGRAM
SURROUND ch
PCM1690
＋ ＋
PLD D/A
－
－
ADSP21487KSWZ-4BB
DSP
Differential Out PCM1690
2.83Vrms=0dBFS
MAX. SIGNAL LEVEL
DOLBY LIMIT LEVEL (ALLch-3dBFS)
-10dBFS
-20dBFS
+0.37dB
-23dBFS(DIG.IN:PCM or DD Config1)
+0.37dB
-23.5BFS(A/D IN)
-30dBFS +0.37dB
-29.5dBFS(DIG.IN DD Config2)
-40dBFS
28
BD3473KS2
GAIN
ADJ.
R2A15218FP MAX. OUTPUT 3.8Vrms
-2-0.5dB
-2dB
-2+6dB=4dB
TPA3251D2
SPEAKER
BTL
OUT
+26dB
+30dB
SP OUT 3.17Vrms
(4Ω/6Ω/8Ω)
+20dB
+26dB
+10dB
0dB
-10dB
-20dB
-30dB
-40dB