Troubleshooting Guide - Kenwood KSC-SW1 Mode D'emploi

Troubleshooting Guide

Often, what appears to be a malfunction is due to user error.
Before calling for service, please consult the following table.
Problem
● The fuse is blown.
● The power supply pin (yellow) of the 10-pin connection
Power cannot be turned on
cord is not connected.
(the POWER indicator
● The power control pin (blue) of the 10-pin connection cord
does not light).
is 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.
● The attenuator of the center unit is set to ON.
● The LEVEL control is set to the MIN position.
● The speaker cords are connected improperly.
No sound
● Connection terminals are connected improperly.
● The remote control cord is unplugged.
Sound quality is bad
● The LEVEL control is set to the MAX position.
(sound is distorted).
● The speaker cords are connected with incorrect positive
(+)/negative (-) polarity.
● The grounding pin (black) of the 10-pin connection cord is
The sound is unnatural.
poorly contacted.
● The balance between the front speakers or between those
and the rear speakers are not well adjusted.
Specifications
Caution: –––––––––––––––––––––––––––––––––––––––––––––––––––––
The following ratings and design are subject to change without notice.
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
Type
Maximum output
Frequency Response
S/N ratio
Cut of Frequency
Phase
[Amp unit]
Sensitivity /
Input Impedance
Power
Maximum current consumption
Fuse capacity
Enclosure
[Speaker unit] Active woofer
Passive woofer
External size
Weight
8
KSC-SW1
Cause
Powered Enclosed Subwoofer
150 W
35 – 120 Hz
85 dB
50 – 120 Hz
0°, 180°
RCA pin jack 50 mV / 15 k
Speaker input 1.0 V / 2.2 k
DC14.4 V (Operational range 10.5 – 16V)
8 A
10 A
Passive radiator type
160 mm (Silver-coated concaved cone)
160 mm (Silver-coated cone)
Width 400 mm
(15-3/4"
3.6 kg (7.9 lb)
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 connec-
tion example (on page 5).
● Connect the cord correctly by referring to the connection
example (on page 5).
● 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.
● Switch the attenuator OFF.
● Increase the volume to an optimum level.
● Connect the cords correclty by referring to the connection
example (on page 5).
● Insert the connectors or jacks all the way in to the terminals.
● Plug the cord into the remote control connector.
● Set the volume to an optimum level.
● Connect the cords correctly by referring to the connection
example (on page 5).
● Attach the grounding terminal to the metallic section of the
vehicle (not a coated surface) by tightly screwing it.
● Adjust the tone balance by switching the PHASE switch to
0° or 180° as required.
Ω
Ω
× ×
height 91 mm depth 228 mm
× ×
3-9/16" 9")