Kenwood WD250 Instruction Manual - Page 6

Troubleshooting, Guide, Specifications

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Troubleshooting Guide Often, what appears to be a malfunctionis due to user error. Before calling for service,please consult the following table. Oroblem Cause • The fuse is blown. Remedy • Check the (+)/(-) polarity of the power cord and that the cords are not shorted, then replace with a fuse with the rated capacity. • Re-connect the cords correctly by referring to the connection example (on page 4). • The power supply pin (yellow) of the 10-pin connection cord is Power cannot be turned on not connected. (the POWER indicator does • The power control pin (blue) of the 10-pin connection cord is not light). not connected. • The 10-pin connector is not plugged in completely. • The grounding pin (black) of the 10-pin connection cord is not connected. • Connect the cord correctly by referring to the connection example (on page 4). • Check the connections of all cords, then connect the (-) cable to the battery. • Insert the connector all the way in. • Attach the grounding terminal to the metallic section of the vehicle (not a coated surface) by tightly screwing it. • The negative (-) cable of the car battery is disconnected. • Check the connections of all cords, then connect the (-) cable to the battery. • The attenuator of the center unit is set to ON. • Switch the attenuator OFF. No sound • The LEVEL control is set to the MIN position. • The speaker cords are connected improperly. • Increase the volume to an optimum level. • Connect the cords correclty by referring to the connection example (on page 4). Sound quality is bad (sound is distorted). • Connection terminals are connected improperly. • The LEVEL control is set to the MAX position. • Insert the connectors or jacks all the way in to the terminals. • Set the volume to an optimum level. Unable control • Remote control cord is not connected. • Connect remote control cord to remote control terminal. The sound is unnatural. • The speaker cords are connected with incorrect positive (+)/ negative (-) polarity. • The grounding pin (black) of the 10-pin connection cord is poorly contacted. • Connect the cords correctly by referring to the connection example (on page 4). • Attach the grounding terminal to the metallic section of the vehicle (not a coated surface) by tightly screwing it. Specifications The followingratings anddesign are subject to change withoutnotice. [Amp unit] Maximum output Frequency Response (System) S/N ratio Low Pass Filter Frequency Phase Sensitivity/ Input Impedance (RCA pin jack) (Speaker input) Power Maximum current consumption Fuse capacity External size Weight 200W 30 - 150Hz 85dB 50Hz, 80Hz, 100Hz, 150Hz (4 steps) 0°, 180° 210mV / 10kO 4.2V / 1kO DC14.4V (Operational range 10.5 - 16V) 10A 5A x 2 Width 195mm x height 30mm x depth 155mm (7-11/16"x 1-3/16"x 6-1/8") 800g (1.81b) [Speaker unit] Impedance Woofer (1.5 O + 1.5 O) = 0.75 10 inch Cone type [Amp unit] + [Speaker unit] Net weight External size 11.5kg (25.4 Ib) Width 353mm x height 327.5mm x depth 371.7mm (13-7/8" x 12-7/8"x 14-5/8") 6 English

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Troubleshooting
Guide
Often,
what
appears
to
be
a
malfunction
is
due
to
user
error.
Before
calling
for
service,
please
consult
the
following
table.
Oroblem
Cause
•
The
fuse
is
blown.
Remedy
•
Check
the
(+)/(-)
polarity
of
the
power
cord
and
that
the
cords
are
not
shorted,
then
replace
with
a
fuse
with
the
rated
capacity.
•
Re
-connect
the
cords
correctly
by
referring
to
the
connection
example
(on
page
4).
•
Connect
the
cord
correctly
by
referring
to
the
connection
example
(on
page
4).
•
Check
the
connections
of
all
cords,
then
connect
the
(-)
cable
to
the
battery.
•
Insert
the
connector
all
the
way
in.
•
Attach
the
grounding
terminal
to
the
metallic
section
of
the
vehicle
(not
a
coated
surface)
by
tightly
screwing
it.
•
Check
the
connections
of
all
cords,
then
connect
the
(-)
cable
to
the
battery.
•
The
power
supply
pin
(yellow)
of
the
10
-pin
connection
cord
is
Power
cannot
be
turned
on
not
connected.
(the
POWER
indicator
does
•
The
power
control
pin
(blue)
of
the
10
-pin
connection
cord
is
not
light).
not
connected.
•
The
10
-pin
connector
is
not
plugged
in
completely.
•
The
grounding
pin
(black)
of
the
10
-pin
connection
cord
is
not
connected.
•
The
negative
(-)
cable
of
the
car
battery
is
disconnected.
No
sound
•
The
attenuator
of
the
center
unit
is
set
to
ON.
•
Switch
the
attenuator
OFF.
•
The
LEVEL
control
is
set
to
the
MIN
position.
•
Increase
the
volume
to
an
optimum
level.
•
The
speaker
cords
are
connected
improperly.
•
Connect
the
cords
correclty
by
referring
to
the
connection
example
(on
page
4).
•
Connection
terminals
are
connected
improperly.
•
Insert
the
connectors
or
jacks
all
the
way
in
to
the
terminals.
Sound
quality
is
bad
(sound
is
distorted).
•
The
LEVEL
control
is
set
to
the
MAX
position.
•
Set
the
volume
to
an
optimum
level.
Unable
control
•
Remote
control
cord
is
not
connected.
•
Connect
remote
control
cord
to
remote
control
terminal.
The
sound
is
unnatural.
•
The
speaker
cords
are
connected
with
incorrect
positive
(+)/
negative
(-)
polarity.
•
The
grounding
pin
(black)
of
the
10
-pin
connection
cord
is
poorly
contacted.
•
Connect
the
cords
correctly
by
referring
to
the
connection
example
(on
page
4).
•
Attach
the
grounding
terminal
to
the
metallic
section
of
the
vehicle
(not
a
coated
surface)
by
tightly
screwing
it.
Specifications
The
following
ratings
and
design
are
subject
to
change
without
notice.
[Amp
unit]
Maximum
output
200W
Frequency
Response
(System)
30
-
150Hz
S/N
ratio
85dB
Low
Pass
Filter
Frequency
50Hz,
80Hz,
100Hz,
150Hz
(4
steps)
Phase
0°,
180°
Sensitivity/
Input
Impedance
(RCA
pin
jack)
210mV
/
10kO
(Speaker
input)
4.2V
/
1
kO
Power
DC14.4V
(Operational
range
10.5
—
16V)
Maximum
current
consumption
10A
Fuse
capacity
5A
x
2
External
size
Width
195mm
x
height
30mm
x
depth
155mm
(7-11/16"x
1-3/16"x
6-1/8")
Weight
800g
(1.81b)
[Speaker
unit]
Impedance
(1.5
O
+
1.5
O)
=
0.75
Woofer
10
inch
Cone
type
[Amp
unit]
+
[Speaker
unit]
Net
weight
11.5kg
(25.4
Ib)
External
size
Width
353mm
x
height
327.5mm
x
depth
371.7mm
(13-7/8"
x
12-7/8"x
14-5/8")
6
English