Kenwood KAC-646 Instruction Manual

KENWOOD
4-CHANNEL POWER AMPLIFIER
KAC-646
INSTRUCTION MANUAL
KENWOOD CORPORATION
© B64-0763-00 (K) (MC)
Take the time to read through this instruction manual.
Familiarity with installation and operation procedures will help you obtain the best
performance from your new power amplifier.
For your records
Model KAC-646 Serial number
AWARNING
Take the following precautions to prevent
tire and avoid personal injury :
When extending the battery cable, or ground
cable, use 3mm? (AWGT2) or larger automotive
grade cable to avoid cable deterioration or
damage to the covering.
e Check that no metal objects (coins, tools, etc.)
are left inside the unit to avoid short circuits.
+ If you smell or see smoke, turn the power off
immediately and consult your Kenwood dealer.
* Do not touch the unit during use because the
surface of the unit becomes hot and may
cause burns if touched.
ACAUTION
Take the following precautions to keep
the unit in proper working order.
+ Be sure the unit is connected to a 12V DC
power supply with a negative ground
connection.
¢ Do not open the top or bottom cover.
+ Do not install the unit in places it is exposed to
direct sunlight, high heat or humidity, water
may splash over it, or dust exists.
NOTE
+ lf you have difficulty in installing this unit in
your vehicle, contact your Kenwocd dealer,
Cleaning the unit
+ ifthe surface is dirty, wipe it clean with a
silicon cloth or soft dry cloth with the power
off.
ACAUTION
Do not use hard cloths or paint thinner, alcohol, or
other volatile solvents. These may damage
external surfaces or remove indicator characters,
FCG WARNING
This equipment may generate or use radio
frequency energy. Changes or modifications to
this equipment may cause harmful interference
unless the modifications are expressly
approved in the instruction manuai. The user
could lose the authority to operate this
equipment if an unauthorized change or
modification is made.
| Accessories —
External Number of
Self-tapping
screws
(94 x 16mm)
Terminal cover
(Power
terminal}