Troubleshooting - NAD C275BEE Owner's Manual

REFERENCE

TROUBLESHOOTING

CONDITION
No power.
C 275BEE always at standby mode;
cannot be switched ON using the
front panel STANDBY button.
No sound.
No sound one channel.
Weak bass/diffused stereo image.
POWER/STANDBY LED stays red
upon turning POWER ON.
10
POSSIBLE CAUSES
• The power cord is disconnected.
• POWER switch set to OFF position.
• +12V TRIGGER IN/INPUT SENSE switch set to "AUTO"
position.
• Power AC lead unplugged or power not switched ON.
• No input signal applied through the INPUT sockets.
• INPUT LEVEL CONTROL turned down.
• Speaker not properly connected or damaged.
• Input lead disconnected or damaged.
• Speakers wired out of phase.
• There is short circuit in the speaker cabling.
POSSIBLE SOLUTIONS
• Plug the power cord into the wall outlet
securely.
• Set the POWER switch to ON position.
• Slide the +12V TRIGGER IN/INPUT SENSE
switch to "OFF" position.
• Check if AC lead is plugged-in and POWER
switched ON (along with the corresponding
ATO logic configuration).
• Check that there is active input signal
applied through the INPUT sockets.
• Turn INPUT LEVEL CONTROL up to the
correct level.
• Check connections and speakers.
• Check leads and connections.
• Check connections to all speakers in the
system.
• Switch C 275BEE OFF and check speaker
cable connections for both speaker terminals
at the rear panel.