Operation/Protection - Kenwood KAC-X401M Instruction Manual

POWER indicator
This indicator glows when the unit's power
is turned ON.
COOLING FAN indicator
When the unit's internal temperature rises,
the slide panel opens automatically and the
cooling fan is activated.
The cooling fan is also activated when the
slide panel is opened,
While the cooling fan is in operation, the
COOLING FAN indicator blinks.
OPERATION/PROTECTION
indicator
This indicator glows when the power
comes ON normally.
If the PROTECTION function is activated,
the indicator blinks or goes out.
@}) LOW VOLTAGE indicator
This indicator glows when the power
voltage falls below 11V (volts).
If the power supply voltage returns to full
after a voltage drop, this indicator will blink
to alert the user that a voltage drop has
occurred.
The number of blinks indicates the number
of times the voltage has dropped (up to a
maximum of 10).
@ B.M.S. indicator
This indicator glows when the bass boost is
turned ON using the B.M.S. (See P.6).
If indicators (9 to @ light up in succession or
blink in unison, the system is in DEMO mode.
If this happens, cancel DEMO mode by
pressing'the OPEN/CLOSE button.
ee
'| COOLING FAN |
|
)| OPERATION/PROTECTION
OPEN/CLOSE
ie)
@ PROTECTION function
This unit incorporates a protection function
which protects the main unit and speakers
from troubles. The unit stops to function
when the protection function Is activated.
¢ When the OPERATION/
PROTECTION indicator blinks:
e A speaker wire may be short-circuited.
e A speaker output may be in contact with
the ground.
¢ The temperature of the internal parts may
be higher than 120°C (248°F}
e The fuse of this unit may be blown.
e The unit may be malfunctioning and
sending DC signal to the speaker output.
e The sigma servo connection may be —
erroneous.
Canceling: turn the accessory power
source (ACC) OFF, then back ON. ©
When the POWER indicator and the
OPERATION/PROTECTION function
both go out:
e The fuse of this unit may be blown.
When the LOW VOLTAGE indicator
glows or blinks:
els the battery exhausted?
e The car battery has a small capacity.
e |f the battery wire is too thin or too long, it
will not be able to supply enough power.
els the battery wire deteriorated? _
English 5