Boss Audio Systems Klash K480 User manual

AUDIO SVBTEW#5
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USER'S
MAHUAL
AmpllRers and 2 Ohm
. . .-

F
Congratulations on your purchase of a 8w Audio Systems KL4SH car
amplifier. KLASH amplifiers are designed, engineered and manufactured i
USA to the highest lev4 of quality, and will afford you years of listening enJoy
All KWH amplifiers utilize fulCy-regulated MOSFET pourer supplies, which+
that switching response is extremely fast and output power is clean.
Thank you for making - Audio Systems your choice for car audio equipment!

eve1 and
pwly Variable Input Galn
Turn Oflum
Q
' Puke Wdth "
1 Clrmft
9aker Short Protection Circuitry
RT and Protection lndlcators

All KWH amphfks feature hllt-in dectronid
CrOSSWtK.
These ampiifier
an Htlstab8a 1W mr
hlgh pass cro-wer, amd wWe +Xw TQ*
and Ea$s Wt.
I a
;.cz/
The 2~hannel~m/&fl~) mmp-
feature an adjwmWlW &is, ~Q#I p&s 9oIs-
swr. Vwbble +t 2dB Bass Boost, aad f reble
mst ,
The 4Channel(KW/SBD39 amp tlhr @We a pak
of IndlMdually adjustable low pass crossover and
fixed ht~h paas crossover, as well as variable
+12dB Ws Wsr.
MI KMH amplifter have been desig~ wfth 18095
Mow3 mr fblpplles, ensuriw amw autdr
switching respome and d~~~. '.
7r '
AII KMH unpl~fitr'futryr WL -lc cmr
mr.
me* Thegaln~dofanycar~rrmpHfTer~klno4bemlstakenfwa~~~bIsa~d
device, desfgnd to match
mput MI of WY audb souru unit to th Irrpuf W m#fi& Do rpot a&ust
this inpvt twd w rngxlmum u& y&#rlntwt M raquIm It. Mnwl'ng tkgss I- w#! Wlrt an ktput d
to tkt mp&W, and ex- a& dIstortlon. h cars also cause tht ~~ dr#k to ewge,

Electrical Wlrlmg
All 1& KIASH amplifiers are equipped with easy access screw terminah
These terminals in Nlckel-platad fn order ta ensure e?cc&kn t &rld mnW
and to resist mrrmlon.
When making electrical cmctions to the amp#fk, plea* &em rhe fallowing:
u Use at least 4 gauge or Mr Wes for pwer ad gmmd hmneWns,
Connect r he BAlTERY (-t) termlnal to the posifke 4+) terminal of the car battery.
Be sure to Install a fuse (or other circuit pmteaion device) wkhln I8 inches of the bme~.
B Wre the amplifter dlreftly to the car battely.
m For the ground connection, use the sbrtest posslble wire to a good chassis ground point.
Wire the Remote cc1maealw ro the remote turn-on lead of wur eaualizer or source unit.
muses protect both the amplifier and the electrical 1
mnditions. If you must replace the fuse In your KMH amplifier, d
bn for the mountlhg screw ho
scm Tnto
hy wires, lines or other dcvlc
lecated behind ad
:e note af i
mounting
L -

Lonr Lerel RCA lnprrtd
- emrd Amplb:
m-, KSW, K-* rd KtlO
toDUT#rT
ot HEAD UNIT

High Lewl Inpub
If the FMCH LEVEL INPUTS are usd, do not use the LOW LEVft RCA Inputs at t)le sme Ume.

Ram-

Speaker Wiring
Tri-Mode Operational Output is a unique feature which allows a subwmferto be operated in
MONO mode, wh tle the main speakers are playing STEREO slmultaneousllg on one pair of
amplifier output channels.
To engage the amplifier in this mode, place the Crossover SWWI tn the WilJ*"
Use a 1 OOv non-polar capaclf or for a hlg h pars crossover and a wire tag hdwr @Wli@@Wh
frequencies fromthesubwoofer (as shown in the figure below). please redewthe W&W
for inductor and capacitor component values to determIna the desiredcrwsow 'Frequeactes.
,m",p<T--- , v:T, -- ---
-. n :- FILTER (IN~],,
I

SPEAKER IMPEDAhll
I - Q flCII*CI
I ,I ,I iil m,;
--If- :- < 4
1 --'-
HI.. rn
. .
- -1g

Trf-Mode Operational Output Is a unIque feature which allows a subwokr t~
in
MONO mode, while the main speakers are playing in !SER€U stmu~ti~@~~ pfiQmbtaf
amplifieroutput channels.
To engage the amplifier in this mh, plat@ the Cm~sover (subW~fef) s#lt& itrt%e~'@ositj~n. ,
Use a 1 OOv non-polar capacitor for a hlgh pass cmscwerand a Mre col! hdwr to Muck high
frequencies from the subwoofer as shown in the figure below. Please review the table below for
inductor and capacitor component values to determine the desired crossover frequencies.
--..."".I.... .",...!5
'or 6dS Passive Crossover
7

-
Before you drill or cut any h&s , Imsttgate your cat% layour very carefully. Take an when
d
you wwk near the gar tank, fuel liner, hydnulk fines and ekc~ial wlrlngl
Do not
the amplifier when it is unmounted. Attach all audio system cwnpo~nts
securely within the automobile to prevent damage, &pkWy in an addent.
Ch not mount this amplffk so that the win conmcths arr uqm&cW ot In a pimhd
condition, or likely to be damaged by neah objects.
Lfwe making or breaking power cmabons In yoyr system, Ulsconrrect the vehicle battery,
60nflrm that your head unit or dher equipment is turned off while rxmmahg the lnputjacks
ad speaker tsrrnimls.
If you need to replace the power fuse, only replace It whh a fuse lntld to that supplied with
the system. Using a fuse of a different type or rating may result in damage to your system
whkh isn't covered by the manufacture& wamnty.

cvd RCA lnpuy reverse t6:
-.nL'-L -"em swlrrner [u tnq
mntalng cable$<;