Peavey XR 400B User manual


A
A
In1e11ded
to
alert
the u
se
r to
the
prese
nce of
un.i.J1
ulated
"d
angerou volta_ge" \Vithin the product's enclos1.
1J"
that
may
be
of
ufficient
magnitude
to constitute a
ri
sk
of
electric shock lo p n .
lnt
ended
to a
le
rt
lhe u·
er
of
the presence
of
important
op
erating and
maimenaoce
-se
rvicin
g)
ins
truct
ions
in
tb.e
literature
accompanying
the
pro
duct.
CAUTION: Risk
of
electri
ca
l
shock-
DO
NOT
OPEN
!
AlJTION: To
red
uce the risk
of
el
ectric
shoe , do
no
t r
emo
e
cove
r.
No
user servi
cea
ble
part
.
jn
lde. Re
fer
ervic
ing to
qu
alified.5ervice
per
sonnel.
WARNJNG:
To p·re
vent
electJical s
ho
ck or
fi
re ha
za
rd. do n
ot
expose
this applia
nc
e t.o rain
or
moisture.
"B
efore u. ing this
appliance, read
the
opera
ti
ng
guide
fo
r further warning .
A
A
Este
·
fm
b
olo
tienc el
pro
p6
ito de alertar al usuario
de
la pre ·encia de
"(v
oltaje) peligrnso" qlle no
ti
ene
ai. lamiento
dentro
de
la
ca,_
ja de!
produ
cto
qu
pu
ed
tener
una
ma_gni
.tud ·uficient corno
para
constituir
rie
go
de
co
rrientazo.
E t
fin
bo
lo
tien.e el
prop6
ito de alert
ar
al usarfo
de
la
pr sencia
de
in
stru
ccon
im
portant obr.e la operaci6n
y m,mtenim.iento
en
la
li
tcraturn
que
viene
con el
pr
od
ucto.
PRE
,
CA
U
CION:
Rje
go
de corricntazo -
No
a
br
a.
PRECA
U
CJON:
Para
ili
·m
i'n
u
fr
el riesgo de corrientazo,
no
abra
la
cnbierta
. o hay pieLas adenrro
q11e
el us
ario
pueda
rcparar.
Dej
e todo manlenimiento a lo · recnic s cal
iii
.ado .
AD
..
RTENCIA:
Pa
m evilar
con
:iemazo. o peligro de in
cen
dio, no d
eje
e
xp
u to a la Lluvia o humedad .este
apa
nu
An
te'
de u
sar
este aparaco, lea m,is adverren
c-
ias
en
la guia
de
operaci6n.
A
A
Ce
symbole est uti
li
·e
pur
indi<Juer
i'l
l'o
iii
Meur la pre
cnce
a l'inLerieur de
ce
produit
de
ten ion aon
-i
sotee
dangereu.e pouvan1
etre
d'int
en
. ite s
uff
isan
te
pour
co
n
Sli
ut!r un risque de
choc
e
le
ctri'que.
Ce
sym
bole
~
1 u
tilis'
pqur i
11Cl
i
c.1ue
r a l'utilisateu.r
qu
'
il
ou qu'elJe l
rouvera
d
'i
mporr
antes instructions
sur
l'utili'
Rllon
el
'l'
em
re
tie11(
se
rvice) de l'appare
il
dnn' la litt
era
ture accompagmlnt le produit.
A' ENTION:
RJ.
que:
de
ch
oc
el
eca·
.iquc -
NE
PAS
OUVRIR!
ATTE
TION: Afi n de
reduire
le
ri
qu de
choc
electrique, ne
pa
e
n1
eve
r le couvercle.
Il
ne
se
Lrouve a
l'i
ll
teriem
aucune
piece
vou
vam
etre
rc
paree par l'utilisateur.
Confier
l'
entretien atm
pe
r
soa
nel qualifte.
AVEJnISSEME
T:
A£in
de
pr~venir le
ri
,qucs de d
echarge
ele
tr.i
que
ou
d
fo
u. n'exp
osez
pa
ce
t app.are
il
ala pluie
ou
a l'h u
mid
ite.
vani
d'm
ilise
r
ce
t a
pp
areii, l
ise:i:
le,
avertL'>
emenl upplernentaircs situe
dans
le guide.
A
A
D
ie
e.-
ymbol ·o
ll
den n
wendcr
vor
unisolie
rten gefa.hrli
'hen
pannungen
innerhalb d
es
Gehauses
war
n.
en, die
von
u
re
ic
hcnd
eT
SUi
rke
·ind, um ein
en
elektr
i h
en
S
ch
l
ag
verursach n zu .konnen.
Dieses Symbo·1
JI
den Benutzer auf wichtige
ln
sLruk:tioncn in
der
Bed
i
enungsanle
itung aufrnerks.m1 machen,
di
Handhabung
trnd
Wartung des Produkt,; berreffen.
VORSICHT:
Risiko - Elektii ·che
rS
chlag! Nicht offnenl
VO:RSICHT:
Um
das R
is
iko cines el ktr.isch
e:
n Schlage_
zu
verrneiden, nichl
die
Abdeckung
enfernen. E" befintlen . ich
kdne
Teilc darin, die
om
Anwe
nd
er reparie1i werden ki)nruen. Rep
ar
atucen
nur
von
qW:1J
ifiziertcm
Fac
hp
er
'onal
du
rcltli.ilir
en
la
sse
n.
ACHTUNG:
Um
einen e
le
krri
chen
S
chlag
oder
·e
ucrgefahr zu
venne
i
den
, , ollte di
ese
GerHt n
ic
bt elem R
ege
n
od
er
Feuchtigkeit
au ge!ietzL
wer
den. Vor
lnbetriebnahme
unbedin
gt
di
e
Bedicnungsanleilung
Jesen.

GENERAL DESCRIPTION
The
new
XR
4008represents
our
latesteff
ort
to
combine
profe'ssional1eatures
pr
eviously found on
ly
inseparate
mixer/e
quat.lze
rfp
owe
r
amp
components
In
to
-a
sing
le compact
and
rugged
package.
Th
e-
desig
n
of
the XR-4008 utlHzes the latest advances in sem
iconductor
tec
hno
l
ogy
,1nd
th-e
overall
cimuitry
has been designed and o
pt
imized
by
use-of
the
latest comp
uter
-aided design techniq
ue
s.
This
un
i
t'
s
improved
s
pecf
fi
cations
ha"e
been made possible by a
thorough
a-nd
comp
lete des
ign
effort
result
ing
inall new circuitry from t
he
input
jack
thr
ou
gh to the
speaker
.
ou
tp
ut
_
T
he
XR-4008 features
four
independent Input channels and i
ncludes
a separate
pre-mon
itor
send, active shelving
typ
e high
and
low
equalrzaHon,and a post·-e1fec
t-s
send on each ch·annel. Master level
con
t
wl
s
are
provided
for
the
main.
monito
r, and reverb return. A full
five-band
graphic
eq
ua
lfzer has been bui
lt
Ir'lto thesystem
an
d
utilizes
the most
contemporary
aclive
filter
ci
r
cuit
ry available. A
ddit
ional
flexibil
i
ty
is
prov
i
ded
by
lhe
XR
-400B'
spatch
panel
, enabli
r'lg
this versatile u
nitt0
beused
tn
conjunc
ti
on
wfth an extrem
ely
wide range
al
auxiliary
equ
ip
ment.
The 100
watt
p
ow
er ampli
fi
er
of
the
XR
-40
0BAJ
tilf
zes
fo
ur
high
-voltage,
high-speed
T0-3
power
devices b
olted
to a
ma
ssive heaisink.
The
JnternaJ
pow
er
supply
con
sists
of
a·
very
l
arge
·
power
(mains) t
ransformer
feat_u
rt
ng
a
grafn-o
rie
n1ed
sil
i
co
n ste~I
core
and
a hi
gh
deg
ree of
magne
t
ic
shierding to
mini
mize extraneous
hum
nelds
.
SIiicon
rectifie
rs
connected
in a full wave bridge feed p
ower
to large
e
lec
tr
olytic
filter
banks and
provi
de
considerably
more
music
power
th
an the 100
wau
RMS p
ower
rating
wo
uld I
ndica
te.
Overal
l,
t
he
XR-4008
bri
ngs
pr
ofe
ssional
performanc
e 1ogether in ah
ext
re
mely
versatire and
compact
p
ortable
package,
offering
f
ea
tures
and
spec
if
ications for
merly
available only With separate
components
.
FRONT PANEL
INPUT
JACKS (A) and
(B)
00
1
00
0 0
00
1
00
00
0
00
ttttt
The
-new
XR"<IOOB
ls
equ
ip
ped
w
ith
-dual
cha
nn
el
I
nput
connecto
rs.The balanced
low
impedance
input (A) is intended
for
use
with
l
ow
i
mped
ance mi
cr
ophones and .accepts the professional XLR
stan
dard
-type
connect
ors
.
Th
e high impedance i
nput
(B) is
equ
ipped with
standard
phone
J
ack
co
nn
ectors
as
per
professi
onal
prac
ti
ce. N.ote: It is not
po
ss
ible
to
use
both
low
and high
imp
edance Inputs on any
single channel sim
ultaneou
sly.
CHANNEL
CONTROLS
Each of
the
XR-400B's
tou
r in
de
pendent channels
contai
n five
controls
:
Galn
,
Mon
ito
r, Eff
ects
and
High
1\0d
L
ow
E
quali
zalion
_
CHANNEL
GAIN CO.
NTROL
(CJ
The
channel gain
control
varies t
h-e
gain
of
tt,e
1n
put
preampllf
ie
"r
_This in
put
preamp
is
designed
around
a vari
able
negative feedback
approac
h and
prov
ides
optimum
dyna
mic
range as
well
as
ex1remely
low
no
ise operation, This control is used
to
set tj,e- level of"the
respective channels
to
achieve tt,e main mix.
CHANNEL
MONITOR
CONTROL (D)
T
he
channel
monitor
control
is a tota
ll
y Independentlevel adjust
ment
used
for
derivi
ng
the
proper
mon
it
or
mix. It is i
mportan
t that t
he
user be awaret
hat
this
channe
l
mon
i
to
rsend is
tota
lly 1nd
ependentirom
all
other
cha
nn
el
c
ontrols
and feeds
dire
c1
1y into t
he
mon
ito
r bus
whose
output
is deter
mi
ned by the m
as
ter
monitor
control
(I).

CHANNEL
EQUALIZATION
CONTROLS
Tt,e
channel
equalization
controls
are
of
the
active
''
shelving
"
type
and
prov
ide
15
dB
of
boost
or
cut
in
their
respective
frequency
r,mges.
These
equalization c,
ontrols
are
extreme
ly
effective
and
will
allow
the
user
to
achieve
almost
any
blend
of
hi
ghs
and
lows
with
proper
adjustment_
Since
thes-e
EQ
controls
are
capable
of
a
30
dB
r
ange
, care
should
be t
aken
to
properly
utilize
their
capabijities.
Excessi
ve
boosting
of
low
s
can
cause
"'
muffled
"
or
..
boomy
"
sounds
,
as
wet!
as
ten
d
ing
to
prematurely
overload
the
power
ampbecause
of
excessive
low
fre
quen
cy
power
reqvirements. OverboostTng the
highs
wiU
tend
to cause a
"striden
t"
or
"
screechy
" tonalrty,
as
weH
as
tending
to
emphasize
resieual p
reamp
noise and
susceptib
i
lity
to
acoustic
feedback.
Care
s
hou
ld
be
observed when using excessive
cut
in
either
trequency
r
ange
si
nce
excessive cuHi
ng
may
degrade
the
dynam
ic
range-
capa
.bilrties of the
input
preamp
and
creaie
po
or
tonality
.
These
channel
e
qu
al
iz
a
tion
controls
ha
ve beenpr
ovided
to
achie
ve
tonal
balance
,as
well
as
f
eedback
contro
l in
the
individua
l
channe
ls
for
t
he
main
mix
only
.
All
experimentation
-sh
ould
begi
n
with
these
co
ntr
ols
se
t in
the
flat
"O"
(strai
ght
up
or
12
:00)
pos
it.ion.
Use
of
t
he
I
ndiv
idual
channel
contro
ls in
conjunction
with
the
master
·graphic-
equalizer
is v
taJ
to
provide
the
use
r
with
optimum
equalization.
CHANNEL
LOW
EQUALIZATION
CONTROL
(E)
The
low
equali'zatlon
cont
rol
de
t
ermines
whether
t
he
low
frequencies
will
be
boosted
or
cut.
Boost
occurs
rn
the
clockw
i
se
settings,
while
c
ul
9ccurs
in
the·
counte
r
clockwise
settings. Flat response
is
obta
ined
lR
the
"fJ'
or
vertical
position
.
CHANNEL
HIGH
EQUALIZATION
CONTROL
{f)
T
he
higti
e_
qualiza
tfon
control
determ
ines
whether
the
high
frequencies
will
be
boosted
or
cut
Boost
occurs
in t
he
c
lockw
i
se
settings.
while
cut
ocCtJrs
in
the
counterc
lo
ckw
i
se
setting
s. Flat'respons.e is o
bta
i
ned
In
the
"
O"
or vertical position.
CHANNEL
E_FFECTS
CONTROL
(G}
T
h-e
channel
eliects
send
contro
l adjusts
the
si
gnal
levela
pplie
d·to the effects
mix
bus
-
wh
lch
feedsthe i
nternal
reverberationsystem, as
well
as
the
effec
ts
oulput
on
the
parch
panel.
The
overall
sellings
of
the
channel effects send
cont
rols
determine
the
amount
of
reverb
drive
,as
well
a·
sthesigna
l
output
levelavailable
f(Om
lhe
effects
outpu
t jack.. It is i
mpo.rtan!to
note
that
the
eflec
ts
se
nd
contro
l ls a
"post"
ty
pe
adjustment
wh
ic
h is l
ocated
in
the
ci
rctJit after
the
channel
gain
Md
equa
li
zation
contro
ls.
Th
e us
er
should
beaware
that
use
of
lhe
internal
reverberation
system
can
only
occur
wh
en
the
channel
gain,
the
channel
effec
ts s.
end
,the mast
er
reverb return
and
lhe
master
g~in
controls
are
all
proper
ly ai;ljusted.
MASTER
SECTION
Th
.e
XA-4008
master
sect
i
on
co
nta
ins
the
overall
master
level
contro
l,
the
master
moni
tor
contro
l and
th
e
re
.verb.
return
(to rnaster}
control,
as
well
-as a five-.band g
ra
phic
.
equalize
r
and
patch
panel.
As
the
name
impli
es
,
the
rnasier c·
ontrols
operate
as
the final
control
element
fo
r.th
eir
respecti11e
mi>d
ng
buses
$ln
d the
ma
st
er
graphic
EQ
determ
in
es
the
final ove~a
ll
equalization.
MASTER
LEVEL
CONTROL
(H)
The
ma:sier level
contro
l adjusts
the
gain
of
the
main
mixing
bus
and
dete
rm
ines
the
level at
the
ma
in nne
output
j
ack.
(0),
as
well
as
determin
i
ng
the si
gnal
level
app
Hed to
the
.
input
of
the
graphic
equalizer/power
amplifier.
II is
ge
nera
ll
y
good
p
ra
ctlce
te
operate
-th
e
master
le
vel
co
·
ntro
l
somewhe
re in t
he
m
iddle
of
its
operaHng
range
to a
ll
ow
maxi
mum
11ex.lblllty In adjusting·overall levels: I.e., it is
poor
praclio
eto runthe i
ndiv
i
dual
c
hann
el
gains
way
up
and
t
he
master
contro
l
way
down
sinoe
th
is
li
mits
the
headroom
of
the
inputslages
and
coul
d cause
distortion
. ·
MASTER
MONITOR
LEVEL
CONTROL
(I)
The
master
mon
i
tor
control
adju
sts
the
gain
of
the-moni
to
r mix.
ing
bus
and
de
term
ines
the
level
o1
th
esignal availab
le
from
the
mon
i or
output
jack
(P).
The
operatien
of
this
cont
rol
and
its
Independent
channel
sends
Is
ident
ical
to
that
o
the
ma
in, with
theexcept
io
n
that
i
ts
o
ul
put
is
aµpl
ie
d to.
the
monitor
line
output
ja
ck in
stead
oJ
the
ma
in
output
jack.
MASTER
REVERB
RE
TU
RN
CONTROL
(J)
The
master
reverb·
control
de
t
ermines
the
amo
uri
t of delayedsi
gna
l (reverberation)
that
is mi,ced
back
i
nto
.
the
main
mix
bus. T
he
action
of
this
control
(J) is defeated
by
use
of a
remote
sw
itch being pl
ugg
ed
i
nto
the
lootswitch
jack
(M) l
oca
.ted
on
the
patch
panel. U Is
I
mpo
rtant
to
note
tha
t
no
reverberation
wlll
occur
unless
the
internal
de
l
ay
line
is.being fed si
gnals
from
t
he
channel
effectssend
co
ntrols
.
The
master
reverb ret
urn
control
does·
not
arfecl t
he
le
ve1
available
from
lhe
etfeets
output
jack
loca
ted
on t
he
paJch panel-
(0
).
GRAPHIC
EQUALIZER
(K)
This
f
ive-band
eq
ua
li
zer
is
of
th
e latest
ac
tiv
e
type
and
eK
hi
bits
performance
compara
ble
to
tha
t found
in
t
he
finest
commercia
t
equipment.
The
graphioequaf
i
zeris
lo
cated
in
thecircu.i!Justb-efore
the
interna
1
100watt
power
amplif
ier
and
prov
id
es a11eryversatileand
profess
ional
equalization of
the
overall
system. Because
of
the fl
exibility
bullt
Intot
he
XR-400B,several
different
modes
o1
operation
are
possible.
NORMAL
MODE
Unde
r
no
rmal
operating
condit
i
ons
(no
pa
tch
con
nect
ions),
the
eqllalizeris
connected
thr
o
ugh
t
he
graphic
inp
ut
switch
i
ng
j
ack
to
he
main
output
which
is
the·
signa
l derive.
ct
from
the
main
mixing
bus and
controlled
by
the
·
master
gain
control
.
MONITOR
OPERATION
The
graphic
equalizerand i
nte
rn-a
l
power
amp
may
be
used
to
power
a
rnonilo
r-system by
simply
patchin
g
from
Ihe
monitor
o
utput
o
the
graphic
m
put
us
i
ng
a
short
s
hie
l
ded
patch
cable
. When
this
patch
is
accomplished
,
the
sign\l,1
fr
om
the
main
mixing
bus isavailable
on
ly
at
t
he
output
jack
(P)
on
t
he
pat
ch
panel
to
be used In
conjunction
with
e~lernal
powe
r amp
s,
equa
lizers,
or
othe
r accessories_
MASTER
EOUALIZATION
The
master
graphic
equalizer
is
designed-10
pro
vide
room
eq
ua
l
ization
an
d overalI
syste
mton.e
contro
l. I isi
mportan
t to
note
that
th
ere
are
no
fi
rm
operatihg
inst
ru
ct
io
ns
tha
t
wi
ll
res
ult
in
th
e ideal EQ
for
ea
ch
and
!;)V
e
ry
set·
of
ope
ra
ti
ng
co
ndition
s. E
xpe
ri
menta
ti
on
with
adequate
understand
ing
o1
the
graphic
equalizer is necessary
to
achieve
optimum
results.
No
amount
of equallz:ation
will
correct
an
acoustically
bad
room/mike
/
speaker
arrangeme.nt
or
completely
correc;;t
the
response
curve
of
a
poor
lo
udspeaker
.
Pfease
make
su
re that tt,e
power
ampliffe
r Aas
adequate
headr-0om
to
handle any
boost
that
may be in
c1;1r
red. If
you
boost
100
Hz
by
3
dB
,
your
power
req
ui
rement
will
double
.As
an
exampl
e.
ii
your
no
rmal
performing
level requ
i(
es 100wµtts,
the
power
required
alter
a3
dB
equalizati
on
boost
will
be 200 watts.
Y
ou
s
hould
always
b_
egin
ope
ra
tion
wit
h t
he
eq
ualizer
s in
the
"0"
or
center
p·
osilion
.
It
Is
wi
se
to
avoid e
xc
essive cu
ttin
g
of
larg
e
segmen
ts
of
the
aud
io passband s
inc
e
this
·t
ends
to
reduc
e
th
e
dyn
a
mic
ran
ge
of
the
syslem. Also, it Is
bette
r
to
raise t
he
level ,
co
ntr
ol
rather
tha
n
to
use
the
majority
of
th
,e
eq
ua
lizers In
the
boo
st
positi
on
since
ove
ra
ll
si
gnaHo-noise
·raUo will result. As
with
any
equa
li
zer
device,
carefu
l
exper
imenta.f-ion
and
a li
ttl
e
common
sense
wlll
yield
the desired r
esult
PILOT
LE
D
(L)
The
pilot
L
ED
indicates
when
the
electr
ical
supp
ly
is
switch
ed
on
a
nd
is
actually
delivering
power
to
th
e
amp
li
fi
er.

PATCH PANEL
The
patch
panel
ol
the
XA-
4008
has been
designed
to
allow
useo'f
au
xiliary
accessories
, mi
xers
,
power
amps
,
etc
.,
in
conjunct
i
on
wi
th
Ihis
unit.
FOOTSWI
TCH
JACK (M)
T
he
tootswitch
jac
.k
prov
i
des
an i
nput
to
accommodate
the
opho
n
al
remote
reverb
cutoff
peda
l.
This
f
ootswitch
J
ack
is
conventiona
l
and
should
present
no
operational
prob
lems
.
AUXILIARV
INPUT
(NJ
T
he
aux
i
lia
ry
mput
prov
i
des
access
to
the
main
mixi
ng
bus
for
pa!ctii
ng in si
gna
ls f
rom
externa
l
devices
such
as
de
l
ay
li
nes
or
extra
mixing
channels.
Its
input
impeda
nc
e is
22K
ohms
and
is
designed
for
si
gnal
levels
of
approximate
ly
1
volt
RMS
.
EFFECTS
OUTPUT
(0)
The
effects
ou
tp
ut
has
been
designed
to
de
ll
veroutputs
ig
na
l f
rom
the
effe·
c1s
bus
fo
r
driving
va
r
io
us
li
ne
level devices.
Cau
ion
should
be
observe
d
when
us
ing
accessory
devi
ceswith
the
rel
at
i
vely
hi
gh
outpu
t
signal
level
available
fr
om
theetfecis
output
.
Overall
signa
l le
ve
l
is
de
term
i
nei;J
by
the
setting
of
th
eva
r
ious
e·
ff
ects
send
controls
of
the
respective-channels
.
This
output
1s
of
relativel
y l
ow
impedance
an
d
is
capable
oi
approximately
4
volts
i
nto
600 oti
ms
or
8
volts
i
nto
h
igher
l
oad
i
mpe
d
ances
.
MONITOR
OUTPUT
(P)
T
l1e
mo
ni
tor
output
provii;Jes a
signa
l
fo
r an
external
mo
nit
or
system
and
Is
of
reli;ilively
low
output
im
p
edance
capab
le of'
over
4
volts
Into
600
ohms
or
over
Svo
lt
s Into
hig
her lo-ad
Impedanc
es,
The
level i
i;;
c
on
tr
alled
by
sett
i
ngs
of the
individua
l
cha
nnel
mon
it
or
sends
as
w
ell
as the m
aster
monitor
level
con
trol.
MAIN
OUTPUT
(Q)
The
ma
in o
ut
put
prov
i
des
output
from
the
mai
n
mixing
bus-
.
This
output
is
of
relat
i
vely
low
i
mpedance
a
nd
is
capable
of
over
4
vo
lts
AMS
f
nto
600 ·o
hms
or
over
8
vo
lts I
nto
high
er
lo
ad i
mpedances
.
The
outpu
t level is
de
termi
ned
by
the g
ai
n and eq
uali
z_
ation
se
tt
i
ngs
of
the
ndi
vi
dual
channels
, as wetl
~
t
he
master
gain
c
on
trol.
GRAPHIC
INPUT
(R)
T
tie
graph
ic
Inp
ut
j
ack
p(ov
ides
a
mea
ns
to
a
ll
ow
p
atch
i
ng
i
nto
t
he
Interna
l
graph
ic
equalizer
/
powe
r amp. Th
is
j
ack
is
otthe
swftch
ing
t
ype
tha1
norma
lly
picks
up
the
sign
al
f
rom
t
he
ma
in
out
put
Jac
k (Q).
When
a plug is i
nserted
in
to
l
he
gr
aphic
In
put
,
th
e ci
rcu
it
pat
h Is
b
roke
n
and
this
Inp
ut
may
now
be pl
ugg
ed
i
nt
o
other
de
vices
o r
any
of
the
output
j
acks
of
the
XR-400B.T
he
graphic
lnputprovides
much
greater
flexibil
ity
In
allowing
the
int
erna
l
grap
h
ic
/
power
amp
to
be
ut11
l
zed
as a
rnon
itoramp
or
for
a
ny
ot
he
r
pur
pose
th
e us
er
may
deem
necessary
. I
ts
input
i
mpedance
is
approx
im
ately
SOK
o hms al.
approximately
1
vol
t
sign
al level f
or
f
ull
power
output
at the
spe
aker
j
acks
.
REAR
PANEL . .
FUSE (S)
The-fuse is l
ocated
wJt
t,
in t
he
·
cap
of
the
fuseholder
.
II
is
necessary
that
the
fuse be r
eplaced
w
it
h
th
e p
rop
er
type
and
va
lue if1·1
sho
uld fa
11
in
order
to
avoid
damage
to
the
equ
i
pment
and
to
pre
vent
voi
di
ng
tl1ewar
ra
nty
. If
your
un
It
repea
ted
ly bl
ows
fuses,
it
sho
uId be
taken
to
a
qu
ali
fied
service
ceAter
for r
epai
r.
POWER SWITCH (T)
On domestic units.
the
power
s:witch
is
or
e three oosihon type with the
cen11ar
p0sit;on being "
OFF"
This switch has two ''ON" positions. one
of
wh
i
ch
,s used
to
grou
nd
the amplifier properly One of he "ON"
po
sitions will yield he rawest amoun of Tesidual hum o '
popping
" when
the instrument
1s
iouched
, and this 1s tne
p-oSllion
ll1
at
should
oe
used.
On expon m
ooe
lS;
we utilize a simple on/o switch thal does not
l'la11e
multiple
''
ON"
pos1t1ons
si
nce the grou
nd
ing (earthingI cond
it
ions in most
fo
re
ign
co
ntries are posillvely
ad
e t rough siandard tamper-proof plug-in systems.
LINE CORD (U)
For you salety,
we
have Incorporated a three-wire line (mains)
cab
le with r:,roper grounding lacilitles.
II
is
noi
adv1sabJe
10
remove he ground
pin unde
arJY
circumslancJ,JS. H
rt
,s necessary
10
use lhe
a.mp
in a two-pin plug system wi1hout proper
ground
fng faclli 1es, suitable grounotng
daptors should
be
used
Muc
h less n0ise and greatly reduced shock hazard
exis[!>
when
U·1e
unit is
op-er,.i
ted with tne proper grounded receptacles.
SPEAKER OUTPUTS
(V)
The
sp
eaker output
Jack
s are of
the
s~andard
1/~
~·
type
. <h the-ouiput
Jacl<s
are wrreci
1n
parallel and either or both may
be
used w en
co
nnect-
ing your speaker system
The
200H
module
has·been opti
miZB
d for a 4
ohm
load but h9S.adeejuate
pe
rfo
rm
ance
to
dr
i
ve
loads
above
the r
ecom
·
mended
4
ohm
imped
anc
e,
Exfrerne
ca
re shou'o
oe-
used
whe
n operating a unit al below 4 ohms
si
ce lower toad impedances le
ri
d lo overload
the power
.a
mp
liher
and
may cause prema
Ufe
actwatlon of the power
amp
's s
ott
c,rcu
1!
protectron
s·yStem
andior thermalfault protection pircu
itry.
LINE (MAINS) CORO RETAINER
(W)
We
have provided two large
mo
!
ded
line
cor
d rela,iners on lt,e
re<lr
panel to allow slorage of the mains
cable
for !ravel.
In
operation the
cab
le
should
be
completely unwfap
pe
d to allow· maximum hea dissipation
fr
om
1t1e
rear panel/
eatsi1
.

XR-400B
SPECIFICATIONS
CHANNELS;
4
CHANNEL
INPUTS
:
4 High Z unbalanced; 4
Low
Z balanced
MASTER INPUTS:
Graphic In: Auxiliary In
CHANNEL
INPUT
CHARACTERISTICS:
SENSITIVITY:
INPUT
IMPEDANCE:
220K ohms (Jack A); 44K ohms (Jack B)
SIGNAL-TO-NOISE
RA
TIO:
Main Level @
12
:
00:
all EQ flat:
20
Hz to 20 kHz
Unweighted; 600 ohm termination (L
ow
Z)
1Channel
Gain
@ 12:00: 80
dB
All Channel Gains @ 12:00: 76 dB
CHANNEL EQUALIZATION:
+ -15
dB
@ 80 Hz & BkHz, Shel
ving
Characteristic
MASTER GRAPHIC EQUALIZATION:
POWER AMP SPECIFICATIONS:
RATED POWER:
100 W RMS
into
4 ohms load
POWER AT CLIPPING:
1%
THD@
1kHz,
120VACllne
:
typicallySOWRMS
inlo8
oh
ms
:
120
W
RMS
int
o 4 ohms: 2 ohm
load
not
re
commended
FREQUENCY RESPONSE:
Mast
er
. Channel
Gain
@Vertica
l (12:00) setting: all EQ
flat
: 150 mV RMS (High Z): 25 mV RMS (Low 2)
lor
full
rated
outp
ut
INPUT
IMPEDANCE: +
-15
dB
@ 100 Hz. 350 Hz, 1 kHz, 3 kHz and 8 kH
z,
Peak/
N
otch
Characteristic: Average
"O
" of 1.5 +O, -1 dB. 30 Hz
to
30 kHz, 100 W RMS
into
4 oh
ms
220K
ohms
(H
igh
Z):
3K
oh
ms (Low
Z)
MAXIMUM
DYNAMIC
RANGE; TOTAL SYSTEM FREQUENCY RESPONS
E:
+ -2
dB
, 60 Hz
to
25
kHz. all EO 11at TOTAL HARMONIC DISTORTION:
Less
tha
n 0.
2%
. 1
00mWto
100W RMS,
SO
Hz
to
lOk
Hz. 4
ohms: typ
ically
be
low
0.1%
3 V AMS (+10 dB
V)
(High Z) LINE
OUTPUTS
:
0.5 V
RM
S (·4
dBM
) (L
ow
Z) Main,
Mon
i
tor
, a
nd
Effects
MAXIMUM
GAIN:
INTERMODULATION
DISTORTION:
56
dB
(High
Z),
72
dB
(Low
Z)
at Channel Gain lull
CW
70dB
(H
igh
Z).
B6dB
(Lo
w
Z)
at Channel Gain and Main
Level full CW
MAXIMUM
OUTPUT
:
8 V RMS into 10K
ohms
(+18
dBV
) or 4 V RMS
into
600
ohms
(
+14
dBM)
Less than 0.2%. 100
mW
to 100 w RMS. 60 H, to 5 kHz. 4
ohms:
typically
below
0.1%
A
M
AIN
BU
S
MA
STER
S
UM
MONIT
OR
MONITOR
BU
S
S
UM
EFFECTS
BU
S
MO
NIT
OR
TO MONI
TO
R BUS
MON
AMP
GAIN TYPICAL OF 4 CHANNELS
LO HI
Q
MAIN
OUT
Q
MON
ITOR OUT
TO
EF
FE
CTS
BUS
AUX
n~
INP
UT ¥
TO
MA
IN B
US
FOOTSWIT
CH
TO
MA
IN MIX aus
THIS
BLOCK
DI
AGRAM
SHOWS SIGNAL FLOW WI
THIN
THE
UNIT
. IN ORDER
TO
THOROUGHLY
UNDERSTAND
THE
UNITS
FUNCTIONS, PLEASE STUDY
THE
BLOCK
DIAGRAM CAREFULLY.
D.utOUI
ll;JCP(J$UFIE TO
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l.V
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,an

THIS LIMITED WARRANTY VALID ONLY WHEN PURCHASED AND REGISTERED
IN
THE UNITED STATES
OR
CANADA. ALL EXPORTED PRODUCTS
ARE SUBJECT
TO
WARRANTY AND SERVICES TO BE SPECIFIED AND PROVIDED BY THE AUTHORIZED DISTRIBUTOR FOR EACH COUNTRY.
Ces clauses de garantie ne sont vaiables
qu
'aux Etats-Unis
et
au
Canada. Dans tour les autres pays, les clauses de garantie et de maintenance son!
fixees par le distribuleur national
et
assuree par
lul
seion
la
legislation envigueur.
Diese Garantie ist nur
in
den USA and Kanada
gultig.
Alie Export-Produkte sind der Garanlie und dem Service des lmporteurs des jewelligen Landes
unlerworten. Esta garantia es valida solamente cuando el producto es comprado en E.U. continentales o en Canada. Todos las productos que sean
comprados en el extranjero, estan sujetos a las garanlias y servicio
que
cada distribuidor autorizado determine y otrezca
en
los diferentes paises.
PEAVEY ONE-YEAR LIMITED
WARRANTY/REMEDY
PEAVEY ELECTRONICS CORPORATION ("PEAVEY"} warrants this product, EXCEPT for covers, footswitches, patchcords, tubes and meters,
to
be free from
defects
in
material and workmanship for a period of one (1) year from date of purchase, PROVIDED, however, that
th
is limited war
ra
nty
is
extended only to the
original retail purchaser and is subject to the condition
s,
exclusions, and limitations hereinafter set forth:
PEAVEY 90-DAY LIMITED WARRANTY ON TUBES AND METERS
If
th
is product contains
tu
bes or meters, Peavey warrants the tubes or meters contained in the product
to
be free from defects in material and workmanship for
a period of ninety (90) days from date of purchase; PROVIDED, however, that this limited warranty is extended only
to
the original reta
il
purchaser and
is
also
subject
to
the conditions, exc
lu
sions, and
li
mitations hereinafter set forth.
CONDITIONS, EXCLUSIONS, AND LIMITATIONS OF LIMITED WARRANTI
ES
These limited warranties shall be void and of no effect, if:
a.
The first purchase of the product is f
or
the purpose of resale; or
b.
The original retail purchase is not made
fr
om an AUTHORIZED PEAVEY DEALER;
or
c.
The product has been damaged
by
accident
or
unreasonable use, neglect, improper service or main
te
nance,
or
other causes not arising out of defects
in
material
or
workmanship; or
d The serial number affixed
to
the product
is
altered, defaced,
or
removed.
In
th
e event of a defect
in
material a
nd
/or workmanship covered by this limited warranty, Peavey will:
a.
In
the case of tubes or meters, replace the defective component without cha
rg
e.
b.
In
other covered cases (i.e., cases
in
volv
in
g anything other than covers, footswitches, patchcords, tubes or meters), repair
th
e defect in material or
workmanship
or
replace
th
e product. at Peavey's option; and prov
id
ed, however, that, in a
ny
case, all costs of shipping, if necessary, are paid by you, the
pu
rchaser.
THE WARRANTY REGISTRATION CARO SHOULD
BE
ACCURATELY COMPLETED AND MAILED TO ANO RECEIVED BY PEAVEY WITHIN FOURTEEN (14)
DAYS FROM THE DATE OF YOUR PURCHASE.
In
order to obta
in
service under these warranties, you mus
t:
a. Bring the defective item to any PEAVEY AUTHORI
ZE
D DEALER or AUTHOR
IZ
ED
PEAVEY SERVICE CENTER and present therewi
th
the ORIGINAL
PROOF OF PURCHASE supp
li
ed to you by the AUTHORIZED PEAVEY DEALER in co
nn
ection with your purchase from him of
th
is product.
If
th
e DEALER or SERVICE CENTER is unable to provide the necessary warranty service you will be directed to
th
e nearest o
th
er PEAVEY AUTHORIZED
DEALER or AUTHORIZED PEAVEY SERVICE CENTER which can provide such service.
OR
b.
Ship the defective item, prepaid,
to
: PEAVEY ELECTRONICS CORPORATION
International Service Center
326 Hwy.
11
& 80 East
MERIDIAN, MS 39301
includ
in
g therewith a complete. detailed description of
th
e problem, together with a legible copy of the original PROOF
OF
PURCHASE and a complete retu
rn
address. Upon Peavey's receipt of
th
ese items:
If the defect is remedial under these limited warranties and the o
th
er terms and conditions expressed herein have been complied with, Peavey wi
ll
provide the
necessary warranty service
to
repair
or
replace the product and will return it, FREIGHT COLLECT, to you,
th
e purchaser.
Peavey's liability to
th
e
pu
rchaser for damages
irom
any cause whatsoever a
nd
re
gardless of the form of action, including negligence, is limited to the actual
damages up
to th
e greater of $500.00 or an amount equal
to th
e purchase price of
th
e product that caused
th
e damage or
th
at is the subject of or is directly related
to
the cause of action. Such purchase price will be that in effect for
th
e specific product when the cause of action arose. This limitation of liability will not apply to
claims for personal injury
or
damage to real property
or
tangible personal property a
ll
egedly caused by Peavey's neg
li
gence.
Pe
avey
do
es not assume
li
ability for
personal inju
ry
or property damage arising out of or caused by a non-Peavey alteration or attachment, nor does Peavey assume any responsbility for damage to
interconnected no
n-
Peavey e
qu
ipment that may result from the normal functioning and maintenance of
th
e Peavey equipment.
UNDER
NO
CIRCUMSTANCES WILL PEAVEY BE
LI
ABLE FOR ANY LOST
PR
OFITS, LOST SAVINGS, ANY INCIDENTAL DAMAGES, OR ANY
CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT, EVEN
IF
PEAVEY HAS BEEN ADVISED
OF
THE
POSSIBILITY OF SUCH DAMAGES.
THESE LIMITED WARRANTIES ARE
IN
LI
EU
OF ANY AND ALL WARRANTIES,
EX
PRESSED OR IMPLIED, INCLUDING,
BU
T NOT LIMITED
TO
, THE
IMPLIED WARRANTIES
OF
MERCHANTABILITY ANO FITNESS FOR A PARTICULAR USE; PROVIDED, HOWEVER, THAT IF THE OTHER TERMS AND
CONDITIONS
NE
CESSARY
TO
THE
EX
ISTENCE
OF
THE EXPRESSED, LIMITED WARRANTIES, AS HEREINABOVE STATED, HAVE BEEN COMPLIED
WITH, IMPLIED WARRANTIES ARE NOT DISCLAIMED DURING THE APPLICABLE ONE-YEAR OR NINETY-DAY PERIOD FROM DATE OF PURCHASE OF
THIS
PRODUCT
SOME STATES
DO
NOT ALLOW LIMITATION ON HOW LONG AN IMPLIED WARRANTY LASTS, OR THE EXCLUSION OR LIMITATION
OF
INCIDENTAL
OR
CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS
OR
EXCLUSIONS MAY NOT APPLY
TO
YOU. THESE LIMITED WARRANTIES GIVE YOU
SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH MAY VARY FROM STATE
TO
STATE.
THESE LIMITED WARRANTIES ARE THE ONLY EXPRESSED WARRANTIES ON THIS PRODUCT, ANO
NO
OTHER STATEMENT, REPRESE
NT
ATION,
WARRANTY,
OR
AGREEMENT BY ANY PERSON SHALL BE VALID OR BINDING UPON PEAVEY.
In
the event of any modification
or
disclaimer of expressed
or
implied warran
ti
es. or any limitation of remedies, contained herein conflicts with ap
pli
ca
bl
e law,
then such modification, disclaimer or limita
ti
on,
as the case may be, sha
ll
be deemed to be modified
to th
e extent necessary to comply with such law.
Your remedies for breach of these warranties are limited to those remedies provided herein and
Pe
avey Electronics Corporation gives this limited warranty only
with respect
to
equipment purchased in
th
e United States of America.
INSTRUCTIONS
-WARRANTY
REGISTRATION CARD
1.
M
ai
l
th
e completed WARRANTY REGISTRATION CARO to:
PEAVEY ELECTRONICS CORPORATION
POST OFFICE
BO
X 2898
MERIDIAN, MISSISSIPPI 39302-2898
a.
Keep the PROOF OF PURCHASE.
In
the event warranty service is required during
th
e warranty period, you will need this document. There will be no
id
en
ti
ficat
io
n card issued by Peavey Electronics Corporation.
2. IMPORTANCE OF WARRANTY R
EG
ISTRATION CARDS AND NOTIFICATION OF CH
AN
GES OF ADDRESSES:
a. Completion and mailing of WARRANTY REGI
ST
RATION CARDS - Should notification become necessary for any condition that may require correc
ti
o
n,
the REGISTRATION CARO will help ensu
re
that you are contacted and properly noti
fi
ed.
b.
Not
ic
e of address changes -If you move from the add
re
ss shown on the WARRANTY REGISTRATION CARD, you should notify Peavey of the change of
address so as
to
facilitate your receipt of any bulletins or other forms of noti
fi
cation which may become necessary in connec
ti
on
wi
th
any condition that may
requi
re
dissem
in
ation of inlormation or correction.
3. You may contact Peavey directly by telephoning {601) 483-5365.

MPORTANT SAFETY INSTRUCTIO S
WAR
NJ
G:
Whcl.l
using electric products.
bask
cautions should al.ways.be followed. including the followi n
g,
I. R
ead
all safely
and
operating
in
structi
on
s before
u.
ing
IJJj_
product.
11
safety
1u1d
op
erati
ng
instrucLions _houJtl be reulin d
fo
r
fo
ttr
c
rc~~rence..
3. (}hey all caution
in
th
opernti
n.,,
in r
ruc1ion
. and m the back
nf
the
unit.
4.
AJJ
op
rn
ting
ins
rruc
tions
sho
uld
be:follo
wed
,
5.
Thi.
product
sh
ould
not be u'
ed
car
w 1e
r.
i.e., a h
aLhtub.
, sink. swimming pool. \
et
ba
s
c:m
em . etc.
6. 'f his
-p
rod ct should
be
located
~1
that
it~
position doc -
no
t inter
fe
re with its proper
ve
ntilat
io
n. l
t.
hou
ld
n t beplated
{]a1
ug:l
in
»I a
wa
ll
or
pi
a ·ed in a
bu
ilt-in enclosure (hat
wjlJ
impede rh~n
()w
ofc
noling ai
r.
7.
This product
.hou!d
no
t
be
placed
11
ear
:i
~ou
rce of heat.such
as
as
tov<J.
rudiamr.
or
another hem produc
in
"
ampJilieL
Connect on
ly
to a power suppl.
vr
rbe type marked on
the
tmit adjacent to
th
e.
powersupply co
n.
L
9.
Neve.r br
-e
ak
off1
he
g.r
u
nd
p
in
on the power supp-ly cord. Fmmore infonnali
no
n grounding.
11/ri
te fbr
Llf
free b
p()
kle
.l
•· ho.ck
Hazard and Ground
in
2:
:·
I0. Power.
upply
cords
s-
ho
ul
d alway- be handled carefully. Never w,
1Lk
or place equipment 0
11
pov
,,rer
~upply ord. . Periodica
lly
check.
cord:
fo
r
·u1s
o
signs
of
stre
;,
. especialI
at
U1
e
pl
ug and the point wher t
il
e
rd
exits Lhe unit.
JI. The power su
pri
ly cord 'hou
ld
b,
·. unp
lu
ggod when the mi
ir
i
to
be unu.ed
fo
r l(}ll" periods ur
Lim
e.
1-.
If
this produc, is to
be
mou.n
ted
in
an equ
ip
ment rack. rear uppurt
shoul<l
b' p
ro
ided.
IJ. Metal pa
rt.
-.
c·
rn
b
e.
cJeam:d \ ilh a
d,
mp rag.
TJ1e.
vi
11
yl c
ve.ri
ng used O
JJ
some unit
·m1
be cleaned wirh a o
amp
rag or ai1ammonia-
based lmuseho
id
cleaner if necess~r .
Di
sco
nn
ecl umt from power supply before deaning.
l4
.
Ca.n:
hould be
rnk
.en so th
at
obj~ts
,Jo
not fa
ll
UJ1d
liquid·
.11'1!
11
01
,pilled i
n1
0 the unit throu2h Lhe
ve
ntil tiun ho!
~
or
ai
c,1
hcr
o
pen
in
gs
.
15. '
hi
unit -houtd
be
checked by a qualified service technician if:
ii. Ti
t.::
p(i, er supply cord <lr plug has been damage
b. A
11
yt
hi
ng has fallen
<l
r b
ee
n ·piJlcd inlu \h
e:
unir.
c. The
un
jt does
nm
oper:uc corr
ec
dy.
d,
Tb.:
unit
ha
$ b
.::e
n
droppe
d or the enclosure
tl
a11:r..
1ged.
1
6.
11
,e
u~er
sh
ould
mt
attempt to
se
rvice th
is
equi
pm
e
nt
_A
ll
se
rv
ice work
sho
uld he done by a quali
fit:d
!!it:rvice
cccl111i
ian.
17.
18.
This
pr
oduct hou
Jd
be used on
ly
wi
th
a c
r-trt
or
sta
nd
t
h-al
i · recommended by Pcavoy Electronics.
Exposure
to
extremely
h.i
gb nui c level ·
may
ca
u
ea
permanent he
.J
r
in
g lo
.s.
lndivid
L1a
ls vary c
onsi.
derab
l~
in ~
Ll
~ccptibility to 1
10i.
e
in
du ed hearing lo
",
bill n
e,1rl
eve1yone wi
ll
l
o~c
some hearing if exposed w
-su!
Tic
1e
n1
ly lmcn e noise
or
a ufficient tune.
Tbt' U.S. G ,1
t:rn111
nt"s O upationalSafety and
He
alth dministnuion OSHA) ha. pccified 1he
f0
Llowi11
~ pennisxible noise
le
el
Duration Per Day
[n
Hou
r~
8
6
4
3
2
I 1/2
I
1/2
l
/4
or
le
Sound
Le
el dBA. Slow Response
gp
92
9.
C:J
7
JOO
10
2
10
5
110
1
i-
ccor
ll
ing Lo OSHA.
.:
mye ·
po
. ure in
e.x:cesi,
of the a
bove
permi
;;s
ible lirni ·oultl rcsull ln
:;:omc
hearing
lo
ss.
Ear
ph
1
g~
or protectors in tl
1e
ea
r
ca
nals
or
overthe ear: mu '
lb
wo
rn when op·rating
U,i
~
111pli
ficatimJ ry tern in order ( 1pre cm a
p
cr
rnanem hearing lo:s if exposure i ' in excess
of
th
e li
mir
as e1
fo
1i h above.
To
ensu
re
aga.
in
~t
pote
mi
a1Jy
da11ger us e
xp
sure to
hi
gh
o
un
d pressure l
e~
'eh . it i~n.:commcnded !hat
illl
p
'"r
on~
ex:
po
.ed Lo equipmeni capable
o.r
prnducing h
ig:h
suund pre.sure l
evd
such as
this a
mpL
tficalion sy ·t m
be
prmected h)• heari
ng
protectors w
hi
le
Lh
i
·_
rn1
il is
in
6p,
ra1
ion.
SA
VE THESEINS . RUCTIONS!
Fe
ature.s arid specificati
ons
.sut)ject to c-hange without notice.
Peavey
Electr
onics
Corporation
7
11
A Street I
Me
ridian, MS 39301/ U.S.A. /
(601
)
483
-5365I Telex
5041
15 / Fax 486-1278
©1994
-#
80300503 Printed in U.S.
A.
2/94
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