Kenwood KAC-8401 Instruction Manual page 5

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FILTER FREQUENCY control
When the FILTER switch is set to the HPF
(High-Pass Filter) or LPF (Low-Pass Filter)
position, the threshold frequency can be
adjusted with this control.
When the power is turned on, the Power
indicator lights.
If the Power indicator does not light when
the power is turned on, the protection
function may be activated. Check whether
there is any indication of trouble.
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Power indicator
The protection function is
activated in the following
situations:
This unit is equipped with a protection
function for protecting this unit and your
speakers from various accidents or
problems that can occur.
When the protection function is triggered, the
Power indicator goes off and the amplifier
stops operating.
When a speaker wire may be short-
When a speaker output contacts ground.
When the unit malfunctions and a DC
signal is sent to the speaker output.
When the internal temperature is high and
unit won't operate.
When a ground wire of the center unit
(cassette receiver, CD receiver, etc.) or
this unit is not connected to a metal part
serving as an electrical ground passing
electricity to the battery's negative
@
terminal.
circuited.
English
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