Soundstream Technologies Granite 110.2 - Manual (Page 5)

TROUBLESHOOTING
PROBLEM
No sound and
are not lit
Repeatedly blown amp fuse or
frequent activation of thermal
shut-off
CAUSE
no power or ground at amp
no remote turn-on signal
blown fuse near battery
blown power supply fuse
(accessible through access
cover on bottom of amp)
speaker or leads may be shorted
verify adequate cooling of the
amplifier
speaker load may be less than 2
Ohms