Nakamichi NKSA60.4, Руководство пользователя

Страница: 10 / 12

TROUBLESHOOTING
10 EN
Symptom
internal crossover not set
properly for speaker
reset crossovers referring to the
multi-cross crossover
configuration section of this
manual
Possible Cause Action To Take
distorted output
speakers are blown
check system with known
working speakers and repair or
replace as needed
distorted output
(cont’d)
speakers wired wrong polarity
causing cancellation at low
frequencies
check speaker polarity and
repair as needed
crossover set incorrectly
reset crossovers referring to
the multi-cross crossover
configuration section of this
manual for detailed instructions
short in power wire or
incorrect power connections
check power and ground
connections and repair as
needed
fuse used is smaller than
recommended
replace with proper fuse size
too much current being drawn
check speaker impedance load,
if below 2ohm stereo or 4ohm
mono rewire speakers to achieve
a higher impedance
short in power wire of
incorrect
check power and ground
connections and repair as
needed
impedance load to amplifier
too low
check speaker impedance load,
if below 2ohn stereo or 4ohm
mono rewire speakers to achieve
a higher impedance
poor bass
response
distorted output
(cont’d)