Boulder Amplifiers Integrated Amplifier 865 - Manual (Page 42)

APPENDIX
7-3
TROUBLESHOOTING
SYMPTOM CAUSE REMEDY
No power indication Amplifier is not plugged in Connect to AC mains outlet
AC mains power switch in OFF position Turn rear panel switch ON
Fuse open or missing Reinsert or replace fuse
Red power indication Low line voltage Have line voltage checked
Power supply breaker open Reset breaker on rear panel
Amplifier is defective Return to dealer for service
Analog source selected, amber power
indication but sound not heard from either
channel
No signal from source Check source controls, cables and
connections
No signal to loudspeakers Check loudspeaker cables and
connections
Output muted Press MUTE button
Amplifier is defective Return to dealer for service
Amber power indication, but sound not
heard from one channel
No signal from one channel of source Check source controls, cables and
connections
One channel is muted by balance control Press BALANCE and recenter
Amplifier is defective Return to dealer for service