SUB-8100 Owner’s Manual
Copyright 2013 © Retro Manufacturing, LLCPage 4
• If the unit does not turn on, check the connec ons first. Then, check
whether the fuse in your vehicle’s fuse box is blown and check the fuse at
the unit’s wiring harness.
• Keep the sound volume at an appropriate level. Ac ve subwoofers may
produce sound pressure levels that exceed the threshold at which hear-
ing loss may result. Prac ce safe listending and keep the volume level low
enough to be aware of road and traffi c condi ons while driving.
Observe these warnings and precauons during installa on:
• Avoid installing this unit where it will be exposed to direct sunlight or ex-
cessive heat, as smoke, fire, or other damage to the unit may occur.
• Avoid installing this unit where it will be exposed to water, moisture, dust,
or excessive vibra on. Exposure of the unit to water, moisture, or dust may
lead to smoke, fire, or other damage to the unit.
• Refer wiring and installa on to qualified service personnel. Installa on of
this unit requires special skills and experience. For maximum safety, have it
installed by your dealer. Retro Manufacturing is not liable for any problems
resul ng from your own installa on of the unit. Please be sure to follow
our instruc ons carefully before a emp ng installa
on. Not following the
instruc ons to properly install and wire the product could cause an ac-
cident or fi re.
• Disconnect the lead from the negave (–) ba ery terminal before installa-
on. Wiring and installa on with the nega ve (–) ba ery terminal con-
nected may cause electrical shock and injury due to a short circuit. Some
cars equipped with the electrical safety system have specifi c procedures
for ba ery terminal disconnec on. FAILURE TO FOLLOW THIS PROCEDURE
MAY LEAD TO THE UNINTENDED ACTIVATION OF THE ELECTRICAL SAFETY
SYSTEM RESULTING IN DAMAGE TO THE VEHICLE AND PERSONAL INJURY
OR DEATH.
• Take care not to damage the leads. When wiring, take care not to damage
the leads. Prevent them from geng caught in the vehicle chassis, screws,
and moving parts such as seat rails. Do not scratch, pull, bend or twist the
leads. Do not run them near heat sources or place heavy objects on them.
If leads must be routed around sharp metal edges, protect the leads by
winding them with vinyl tape or similar protec on.
• Use the supplied or designated parts and appropriate tools to install the
product. The use of parts other than those supplied or designated may
result in internal damage to the unit. Faulty installa on may lead to an ac-
cident, a malfunc on or fire.
