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Your REFERENCE Class A amplifier is protected against both overheating and
short circuits by means of the following circuits:
Main power supply fuses
l
Smart Power Supply Thermal Rollback activating at 85°C.
l
A fail-safe thermal protection circuit activating at 95°C.
l
Your amplifier also incorporates an innovative Fault Diagnosis system that
identifies a blown power supply fuse.
NOTE: If you experience blown main power supply fuses, DO NOT increase
values beyond the original fuse value! Doing so will void your warranty and
may damage your amplifier.
PROBLEM
No sound
and
Fault LED is lit
Repeatedly blown amp fuse,
frequent activation of Smart Power
Supply Circuit
Your Soundstream REFERENCE Class A amplifier is protected by a limited
warranty. Please read the enclosed warranty card.
PROTECTION CIRCUITRY
TROUBLESHOOTING
lit
SERVICE
I
no power or ground at amp
l
blown fuse near battery
l
or missing
check speaker configuration,
l
amp may be in "High Power'
mode, put amp into "High
Current" mode if speaker load is
less than 1 ohm (see p.12,
'Setting High Power/High Current
Switch")
speaker or leads may be shorted
l
verify adequate amplifier
l
ventilation
18
CAUSE
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