Cary Audio Design CAD 500 - Manual (Page 12)

12
TROUBLESHOOTING GUIDE ________________________________________
SYMPTOM CAUSE REMEDY
Hum or “Buzzing” through
the speakers Ground loop
Intermittent or poor connection
of interconnect ground
RCA/XLR Switch not in correct
position Install 2-pin adapter on AC
cord to float the ground
Replace interconnect
If using balanced inputs, make
sure switch is toward XLR
connector and toward RCA jack
for RCA in
Reduced Output RCA/XLR Switch not in correct
position If using balanced inputs, make
sure switch is toward XLR
connector and toward RCA jack
for RCA in
AC fuse blows Overload
Short at output Playing very loud into very
low impedance. Replace fuse
Make sure (+) and (-) of
binding post are not shorted
LED out Protection circuit activated Turn power off. Wait 10
seconds and turn back on