Soundstream Technologies X3.71 - Manual (Page 19)

Trouble Shooting
SYMPTOMS
NO SOUND
AMP NOT
SWITCHING
ON
NO SOUND
IN ONE
CHANNEL
AMP TURNING
OFF
MEDIUM /
HIGH
VOLUME
PROTECTION
LAMP ON
Is the power
Is the Diagnostic
LED illuminated? (YES)
No power to power wire Repair power wire or connections.
No power to remote
wire with receiver on Check connections to radio.
Burnt or broken fuse
Check Speaker Leads Inspect for short circuit or an
open connection.
Reverse Left and 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 to check
speaker resistance, please
remember that DC resistance and
AC impedance may not be the same.)
Check Audio Leads
Check Speaker load
impedance
Shut down Turn radio down
Wait for AMP to cool
Speaker wires shorted Separate speaker wires and
insulate
Check for speaker short or
amplifier overheating.
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.
LED illuminated?
(NO)
CHECK REMEDY
Replace fuse
TR
OUBLE SHOO
TING
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