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speaker connections
4 ch amp PB448X
20
owner’s manual
troubleshooting
FRONT
speakers
REAR
speakers
LR
RL
4 channel (stereo) output mode
bridged mono output mode
2ch
speakers
LR
mode switch in
STEREO position
mode switch in
BRIDGED position
MINIMUM
SPEAKER
IMPEDANCE
4 OHMS!
A
A