Alphasonik R PMA600HCE User Manual
Page 16
SYMPTOMS
CHECK
Is the Diagnostic LED
illuminated? (YES)
No power to power
wire
No power to remote
wire with receiver on
Burnt or broken fuse
Check Speakers
Leads
Check Audio Leads
AMP. TURNING OFF
MEDIUM / HIGH
VOLUME
Check Speaker Load
Impedance
Shut down
Speaker wires
shorted
REMEDY
Check for speakers short or
amplifier overheating
NO SOUND
Repair power wire or
connections
Check all fuses to amplifier. Be
sure Turn-on lead is connected.
Check signal leads. Check gain
control. Check tuner/deck
volume level. Clean contacts on
fuse holders
Is the power LED
illuminator? (NO)
Check connections to radio
Replace fuse
AMP. NOT SWITCHING
ON
Inspect for short circuit or an
open connection
NO SOUND IN ONE
CHANNEL
Reverse Left Right RCA inputs
to determine if the problem is
occurring before the amp.
Be sure proper speaker load
impedance recommendations
are observed.
(If you use an ohmmeter that
DC resistance and AC
impedance may not be the
same).
Turn radio down, wait for amp.
To cool
Separate speaker wires and
insulate
PROTECTION LAMP
ON
15
T
R
O
U
B
L
E
S
H
O
O
T
I
N
G