Denon AVR-2312CI Owner's Manual page 61

When 7.1ch (Front height speaker) installed
FHL
FL FR
SW
C
z2
z1
z3
SL
Listening position
z1 22˚ – 30˚ z2 22˚ – 45˚ z3 90˚ – 110˚
GSpeaker abbreviationsH
FL Front speaker (L) Surround back speaker
SB
FR Front speaker (R) FHL Front height speaker (L)
C Center speaker FHR Front height speaker (R)
SW Subwoofer
SL Surround speaker (L)
SR Surround speaker (R)
When 6.1ch (Surround back speaker) installed
FHR
FL
z2
SL
SR
z1 22˚ – 30˚
FR
SW
C
z1
SR
Listening position
SB
z2 90˚ – 110˚
58
When Front A/B speakers installed
FL(B) FL(A) FR(A) FR(B)
SW
Listening position
Install