FLI LOADED 450s Parts list manual

Model: FLI LOADED 450s
loaded
amplifier
www.fliaudio.co.uk

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g
ht to make needed chan
g
es or improvements to the product ,
without in
f
ormin
g
the customer about this in advance.
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y
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ht
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raphics, lo
g
os, icons, ima
g
es data, the selection and arran
g
emen
t
thereo
f
, are the propert
y
o
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(
herein re
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erred to as "FLI", "us" or "we"
)
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ht laws. All ri
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hts reserved.
T
rademark
s
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y
TM, FLI Inte
g
ratorTM , FLI LoadedTM , FLI Trap PassiveTM, FLI Trap ActiveTM , and FLI Trap TwinTM
and all st
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g
os are all trademarks o
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raphics and lo
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y
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y
product or service that is not FLI's, in an
y
m
anner that is likel
y
to cause con
f
usion amon
g
customers or in an
y
manner that dispara
g
es or discredits FLI. All other
trademarks not owned b
y
FLI or its subsidiaries that appear in this manual are the propert
y
o
f
their respective owners,
who ma
y
or ma
y
not be a
ff
iliated with, connected to, or sponsored b
y
FLI or its subsidiaries.
Limited Warrant
y
All FLI
g
oods are covered b
y
a
f
ull twelve months warrant
y
. Valid
f
rom
the date o
f
the ori
g
inal receipt and proo
f
o
f
purchase. In order t
o
validate this warrant
y
, the warrant
y
card should be returned to FL
I
within seven da
y
s o
f
the ori
g
inal purchase date. The ori
g
inal receip
t
and packa
g
in
g
should also be kept
f
or this twelve month period.
I
f
at an
y
sta
g
e durin
g
the warrant
y
period
y
ou have a problem with th
e
p
roduct then it should be returned to the point o
f
purchase in its
ori
g
inal packa
g
in
g
, complete and with no items missin
g
.
I
f
the store is unable to
f
ix the product it ma
y
have to be returned t
o
FLI this process takes around 7 workin
g
da
y
s.
A
f
ull description o
f
FLI's warrant
y
in
f
ormation can be
f
ound on our
w
ebs
it
e:
w
ww.
f
liaudio.co.uk
/
warrant
y
Awritt
e
n v
e
r
s
i
o
n
ca
n
a
l
so
be
ob
t
a
in
ed
f
r
o
m
FLI warrant
y
departmen
t
P
O
Box 11
000
B7
5
7W
G
2

T
hank
y
ou
f
or purchasin
g
this FLI ampli
f
ier. It will provide
y
ou with a li
f
etime o
f
trouble
f
ree use
providin
g
y
ou
f
ollow a
f
ew simple
g
uidelines.
M
ountin
g
G
uideline
s
Your FLI ampli
f
ier is desi
g
ned with a swi
f
t installation routine in mind. Please mount the ampli
f
ier in a dr
y
location on a soli
d
s
ur
f
ace. NEVER mount the ampli
f
ier upside down, this will cause the ampli
f
ier to over heat and will eventuall
y
dama
g
e th
e
ampli
f
ier. Be
f
ore
f
ixin
g
the ampli
f
ier in place please ensure that there is su
ff
icient air
f
low around the exterior o
f
the casin
g
, a
t
leas
t tw
o
in
c
h
es
will
be
suff
i
c
i
e
nt.
C
onne
c
tion
s
Power
C
able
O
At least an 8
g
au
g
e cable should be used
f
or both the power and the
g
round connections to the ampli
f
ier.
O
The power cable should be taken directl
y
f
rom the batter
y
. Rubber
g
rommets should be used when passin
g
throu
g
h an
y
bulkheads to prevent the cable
f
rom becomin
g
cha
ff
ed or cut.
O
It is vital that a
f
use
/
circuit breaker
(
o
f
at least equal value to the one
f
itted on the ampli
f
ier
)
is placed in line with
t
h
e
p
ower cable and is no
f
urther than ei
g
hteen inches awa
y
f
rom the batter
y
.
O
Please ensure that the
f
use is not
f
itted until the entire installation procedure is complete.
O
The two tables below are to help
y
ou decide on what cable is correct
f
or
y
ou. The
f
irst enables
y
ou to select the size o
f
c
able dependin
g
on the len
g
th required. The second will help
y
ou convert the cable size
f
rom American Wire
G
au
g
e to
M
etric if
y
ou need to.
Len
g
th o
f
Ru
n
Current demand 0 – 4 Ft 4 – 7 Ft 7 – 10 Ft 10 – 13 Ft 13 – 16 Ft 16 – 19 Ft 19 – 22 Ft 22 – 28 Ft
0 – 4 Ft 4 – 7 Ft 7 – 10 Ft 10 – 13 Ft 13 – 16 Ft 16 – 19 Ft 19 – 22 Ft
0–20 amps 14 12 12 10 10 8 8 8
14 12 12 10 10 8 8
20–35 amps 12 10 8 8 6 6 6 4
12 10 8 8 6 6 6
35–50 amps 10 8 8 6 4 4 4 4
10 8 8 6 4 4 4
50–65 amps 8 8 6 4 4 4 4 2
88 6 4 4 4 4
65–85 amps 6 6 4 4 2 2 2 0
66 4 4 2 2 2
85–105 amps 6 6 4 2 2 2 2 0
66 4 2 2 2 2
105–125 amps 4 4 4 2 0 0 0 0
44 4 2 0 0 0
125–150 amps 2 2 2 0 0 0 0 0
22 2 0 0 0 0
AW
G
to Metric
C
onversion
C
har
t
c
r
oss
sec
ti
o
n
a
l
a
r
ea
AW
G
Number Inch mm mm
2
0 0.325 8.25 53.5
0.325 8.25
1 0.289 7.35 42.4
0.289 7.35
2 0.258 6.54 33.6
0.258 6.54
3 0.229 5.83 26.7
0.229 5.83
4 0.204 5.19 21.1
0.204 5.19
5 0.182 4.62 16.8
0.182 4.62
6 0.162 4.11 13.3
0.162 4.11
7 0.144 3.66 10.5
0.144 3.66
8 0.128 3.26 8.36
0.128 3.26
9 0.114 2.91 6.63
0.114 2.91
10 0.102 2.59 5.26
0.102 2.59
1Metre–
3
.2
8
Fee
t
3

,
G
round
C
able
O
The
g
round cable needs to carr
y
the same current as the power cable. At least an 8
g
au
g
e cable should be used.
O
The ampli
f
ier
g
round should be connected directl
y
to the chassis o
f
the vehicle, to bare metal.
O
The cable len
g
th should be kept to an absolute minimum.
I
t
is not recommended that
y
ou connect the
g
round cable to the vehicles seatbelts anchor point.
Remote Turn
On
O
A minimum o
f
18
g
au
g
e cable should be used
f
or this connection.
O
The cable should be run with exactl
y
the same care and attention as the power cable and taken back to the source
(
headunit
)
and
j
oined to the remote cable provided.
O
I
f
the source
(
headunit
)
does not have a remote turn on cable then a 12v suppl
y
should be used. This will require a
s
witch to be
f
itted inline to enable the ampli
f
ier to be turned on and o
ff
. Remember that i
f
this switch is le
f
t on
y
ou will
flatten the car batter
y
.
R
C
A
C
able
s
O
Dependin
g
on the model number o
f
y
our ampli
f
ier and the number o
f
speakers
y
ou wish to power
y
ou will have to run
e
ither one or two RCA cables from the source to the amplifier.
O
Please take extra care when runnin
g
these cables
f
rom the source to the ampli
f
ier. Ensure that the
y
are placed awa
y
f
rom all items that can
g
enerate an
y
inter
f
erence, wirin
g
harnesses etc.
O
It is recommended that the R
C
A cables should be run on the opposite site o
f
the car to the previousl
y
installed power
c
ables, i
f
possible.
A
.Low Level In
p
ut
/
out
p
ut.
Low level input for connection to any source (headunit) with a low level output. This is your RCA output from the source
y
source
(
headunit
)
with a low level output. Th
i
(
headunit
)
.
Low level output for connection to another amplifier
B
.Hi
g
h Level Input
To be used when no R
C
A’s are available. Use the provided loom to connect to closest speakers. The loom provided will onl
y
f
it one wa
y
round.
O
nce plu
gg
ed in
y
ou should connect the wires this wa
y
around
:
C
.
G
ain
C
ontro
l
U
sed to match the input si
g
nal o
f
the source
(
headunit
)
to the ampli
f
ier.
S
ee the setup section
f
or more details.
Brown
–
n
Left
–
Speaker
ft
P
os
itiv
e
r
R
ed – Le
f
t
S
peaker Ne
g
ativ
e
Orange
e
Right
–
Speaker
ht
Negative
e
r
Yellow
ow
Right
w
–
w
Speaker
g
h
t
P
os
itiv
e
ke
r
4

G
.
B
ass Remote In
p
ut Jac
k
U
se to plu
g
in the optional remote bass controller.
H.
Op
tional Bass Remote
C
ontroller
This remote can be mounted in the
f
ront o
f
the car and will
g
ive
y
ou the abilit
y
to raise the bass boost o
f
the ampli
f
ier
r
emotel
y
in the ran
g
e o
f
0 to +12 dB.
The
y
can be purchased separatel
y
f
rom the FLI website www.
f
liaudio.co.uk, see back pa
g
e
f
or more details.
I.
Sp
eaker Terminal
O
ut
p
ut
For connection to the speakers.
S
ee application section
f
or wirin
g
examples.
J
.
Fu
s
e
Please ensure the followin
g
fuse ratin
g
is used when replacin
g
fuses
:
FLI Loaded 450s – 20 amp
K.Power
C
onne
c
tion
s
Power connections.
S
ee
C
onnections section
f
or details on correct connections.
S
et U
p
S
ectio
n
To correctl
y
set the
g
ain control o
f
the ampli
f
ier to match that o
f
the source
(
headunit
)
use the
f
ollowin
g
setup routine
:
Turn the
g
ain control to minimum on the amplifier.
Ensure the bass boost is set to
0
dB.
O
n the headuni
t
se
t
a
ll
c
r
osso
v
e
r
s
t
o
f
l
a
t
a
n
d
bo
th
bass
a
n
d
tr
eb
l
e
t
o
z
e
r
o
.
Turn up the source
(
headunit
)
to approx 3
/
4 volume.
Ver
y
slowl
y
turn up the
g
ain on the ampli
f
ier until distortion can be heard in an
y
o
f
the speakers or until the volume reaches
an uncomfortable listenin
g
level when this is reached turn down the
g
ain control sli
g
htl
y.
The
g
ain control is now set.
The settin
g
o
f
the crossover will depend on what kind o
f
speaker
y
ou are installin
g
.
For a subwoo
f
er it is recommended that the crossover is set to Low Pass and the
f
requenc
y
is set to match that o
f
th
e
s
peakers speci
f
ications.
For a pair o
f
f
ull ran
g
e speakers it is recommend that the crossover is set to Flat. The two
f
requenc
y
controls will then hav
e
n
o effect on the amplifiers output and the speaker will receive a full ran
g
e si
g
nal.
For a pair o
f
speakers with a passive crossover it is recommended that the crossover is set to Hi
g
h Pass and the frequenc
y
is set to match that of the speakers specifications.
Note
:
B
y
usin
g
the crossovers correctl
y
y
ou will not onl
y
len
g
then the li
f
e o
f
y
our speakers but will also
g
et better per
f
ormance
f
ro
m
them. To optimise
y
our setup seek the advise o
f
a pro
f
essional installation en
g
ineer or visit
y
our local FLI audio dealer.
D
.
C
ro
ss
O
v
er
S
e
l
e
c
t
S
w
it
c
h
U
sed to select between Flat, Hi
g
h Pass Filter and Low Pass Filter.
The hi
g
h pass
f
ilter will onl
y
allow hi
g
h
f
requenc
y
in
f
ormation to be passed to the speaker
(
s
)
while the low pass
f
ilter will
o
n
l
y
allow low
f
requenc
y
in
f
ormation to be sent.
I
f
no
f
ilter needs to be applied then place the switch in the
f
lat position.
E
.C
ross
O
ver Frequenc
y
C
ontro
l
H
i
g
h pass
f
requenc
y
control. The
f
requenc
y
ran
g
es
f
rom 50hz to 500 Hz.
F.
B
a
ss
Boo
s
t
C
ontro
l
To provide up to an extra +12 dB o
f
bass boost at 45 Hz. Use this boost to increase bass output
f
rom the ampli
f
ier.
L. Power Protect Li
g
ht
When the amplifier is operatin
g
correctl
y
the li
g
ht will illuminate constant ‘
g
reen’. When the amplifier is in power protecttio
n
mode the li
g
ht will illuminate
‘
red’.
5

A
PPLI
C
ATI
O
N
S
Sy
stem W
i
r
i
ng
I
np
u
t connections
Sy
stem W
i
r
i
ng
2
c
h
annel stereo conf
i
g
u
rat
i
on
6

A
PPLI
C
ATI
O
N
S
Sy
stem Wiring
B
R
I
DGED MONO conf
i
g
u
rat
i
on
7

T
roubleshootin
g
Be
f
ore removin
g
the ampli
f
ier, re
f
er to the list below and
f
ollow the su
gg
ested procedure.
O
Alwa
y
s test the speakers and con
f
irm that the
y
are wired correctl
y
f
irst.
O
I
f
in an
y
doubt
g
et help
f
rom a quali
f
ied auto electrician.
A
m
p
li
f
ier Will Not Power U
p

C
heck
f
or
g
ood
g
round connections. Ensure
G
round cable is connected directl
y
to bare metal and not a painted sur
f
ace.

U
sin
g
a multimeter check the that remote terminal has at least 7V DC.

U
sin
g
a multimeter check that there is batter
y
volta
g
e on the positive terminal.

C
heck all
f
uses.

C
heck that the protection li
g
ht is not illuminated. I
f
it is lit, shut o
ff
the ampli
f
ier
f
or thirt
y
seconds and then turn it ba
c
k
o
n.
Protection LED Illuminates When Am
p
li
f
ier Is Powered U
p

C
heck
f
or shorts on all speakers wires.
(
i.e no speaker wires should be
j
oined to
g
ether and no speaker wires should be
touchin
g
the car’s chassis
)
O
The ampli
f
ier is desi
g
ned to shut down automaticall
y
when the units temperature
g
oes above 80 de
g
rees. I
f
the ampli
f
ier
f
eels ver
y
hot then this ma
y
be the reason
f
or the ampli
f
ier not startin
g
.
O
R
emove the speaker wires and reset the ampli
f
ier. I
f
the Protection LED still comes on then the ampli
f
ier is
f
ault
y
. This
dama
g
e ma
y
have been caused b
y
either
f
ailure to
f
ollow these setup
g
uidelines or abuse.
A
mpli
f
ier
G
ets Ver
y
Hot

C
heck the minimum speaker impedance
f
or the ampli
f
ier is correct. This ampli
f
ier is not recommended
f
or impedance
l
oads below 2
O
hm stereo and
/
or 4
O
hm brid
g
ed mono.

C
heck
f
or shorts on all speakers wires.
(
i.e no speaker wires should be
j
oined to
g
ether and no speaker wires should be
touchin
g
the car’s chassis
)

C
heck that there is
g
ood air
f
low around the ampli
f
ier. In some applications an external
f
an ma
y
be required.
B
lown Fuse
(
s
)

C
heck both positive suppl
y
and
g
round
f
or shorts.

C
heck that the positive wire is connected to the positive terminal on the ampli
f
ier.

C
heck that the ne
g
ative wire is connected to the
g
round terminal on the ampli
f
ier.

En
su
r
e
th
a
t th
e
co
rr
ec
t r
a
t
ed
f
use
i
s
fitt
ed:
FLI Loaded 450s – 20 amp
Di
s
torted
S
ound

C
heck the
g
ain control is not set at too hi
g
h a level. I
f
the speakers sound distorted turn the down the
g
ain until the
sou
n
d
i
s
c
l
ea
r.

C
heck that all crossover
f
requencies are correct.
S
ee
S
etup section
f
or more details.

C
heck for shorts on all speaker wires.

C
heck all speakers are wired correctl
y
. With the correct polarit
y
bein
g
observed on each connection.
8

notes

In order to protect
y
our purchase and aid
y
our
warrant
y
please fill in the followin
g
form and
k
eep it safe for
y
our future reference
:
M
odel Number
:
Serial Number
:
P
urchased From
:
D
ate of Purchase
:
E
F
A
S
T
I
P
E
E
K
:
e
r
e
h
t
p
i
e
c
e
r
r
u
o
y
e
l
p
a
t
S
www.fliaudio.co.uk
Sp
eci
f
icatio
n
R
MS Power @ 13.8v D
C
Power @ 4 Ohms stereo 2 x 100 watts RM
S
Power @ 4 Ohms brid
g
ed 1 x 225 watts RM
S
M
AX power 450 watts
C
rossover Ran
g
e 50 Hz – 500 Hz
B
ass Boost 0
d
B - +12
d
B
Fuse ratin
g
20A x
1
S
ize depth x width x hei
g
ht 203mm x 237mm x 55 mm

FLI Line Le
v
e
l
Co
n
v
er
t
or
I
f
yo
u
r
cu
rr
e
n
t
head
u
ni
t
has
no
r
ampli
f
ie
r
pre
outputs thi
s
FLI Lin
e
L
e
v
e
l
C
onvertor
n
can
be
co
nn
ec
t
ed
directl
y
t
o
yo
u
r
rear
s
peaker
w
ir
es
w
t
o
p
rovid
e
a
s
t
e
r
eo
set
of
RC
A
co
nn
ec
t
o
r
s
which
w
can
be
co
nn
ec
t
ed
directl
y
t
o
an
fie
amplifie
r
.
FIREFLI LED
R
C
A
inter
c
onne
c
t
H
i
gh
q
ualit
y
2
C
hannel
RC
Aint
e
r
co
nn
ec
t
featurin
g
FIREFLI
mega
b
rit
e
LED
RC
A
e
n
d
p
lu
g
s
Av
a
il
ab
l
e
i
n
1
m
e
tr
e
a
n
d
5
metr
e
l
en
g
ths
FLI
R
CA-Y
Y
inter
c
onne
c
t
H
i
gh
q
ualit
y
RC
A
Y
-lead
Y
Y
int
e
r
co
nn
ec
t
C
onverts
s
t
e
r
eo
RC
Aoutpu
t
t
o
4
c
h
a
nn
e
loutput
2
f
e
m
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870 765
8
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Accessories can be ordered separately from the
FLI website www.fliaudio.com
Only available in the UK If outside uk please contact your dealer or distributer from the FLI website
Order online or call sales on 0870 765 8423 . All items above come with free next day delivery.
FLI Power Capacitor
The FLI powercap, a 1 farad, high
specification power capacitor is another great
addition to our range. This is an essential item
for maximum power delivery.
10 Gauge FLI Wiring Kit
For use with Car audio systems up to 1000
watts. Kit contents:
5 metre 10 AWG power cable
1 metre 10AWG ground cable
5 metre RCA interconnect
5 metre remote turn on cable
8 metre speaker cable
Inline ATC fuse holder, 30 amp ATC blade
fuse, Fitment pack,
AK8 – 8 AWG amplifier wiring kit
For use with Car audio systems up to 1500
watts Kit contents:
5 metre 8 AWG power cable
1 metre 8AWG ground cable
5 metre FIREFLI LED RCA interconnect
5 metre remote turn on cable
8 metre speaker cable
AGU glass fuse holder, 60 amp AGU glass
fuse, Fitment pack
AK4 – 4 AWG amplifier wiring kit
For use with Car audio systems up to 2000
watts Kit contents:
5 metre 4 AWG power cable
1 metre 4AWG ground cable
5 metre FIREFLI LED RCA interconnect
5 metre remote turn on cable
8 metre speaker cable
AGU glass fuse holder, 80 amp AGU glass fuse
Fitment pack
Stores
added power
for when your
system really
needs it
For
use with
Stereo
amplifier
systems
For
use with high
power stereo
amplifier
systems
For use
with Bass
amplifier
systems