Denon AVR-1908 Owner's Manual page 55

Setting 2 :
With this setting it is possible to switch between the following two playback modes.
5.1-channel playback 2-channel playback
F
Switching ················Surround Mode switching
FL
L C R FR
Surround Mode
SW
DIRECT / STEREO
5.1ch
SL SR
Multi Channel /
Surround
n Amp Assign mode setting and speakers connected to the various speaker
terminals
Speaker terminal
FRONT
R L
Amp Assign mode
2ch FR FL
FL
L C R FR
SW
Amp Assign mode:
2ch 2ch
SL SR
SURR. BACK /
SURR
AMP ASSIGN
CENTER
R L R
C SR SL FR
Setting 3 :
Making bi-amp connections for the FL and FR channels and conducting
F
5.1-channel playback
(switching with other modes not possible)
FL SW C FR
5.1ch
Amp Assign mode:
FL/FR
SL SR
Front A Bi-Amp
Bi-Amp
Front B Bi-Amp
n Amp Assign mode setting and speakers connected to the various speaker
terminals
Speaker terminal
FRONT-A
L
R
Amp Assign mode
FL
Front A Bi-Amp
FR-A FL-A
Front B Bi-Amp
FRONT-B SURR
CENTER
L R L R L
FR-B FL -B C SR SL
SURR. BACK / Amp
Assign
R L
FR FL
FL-A/FR-A Bi-Amp
connection
FR FL
FL-B/FR-B Bi-Amp
connection