A.
T he
p ower-‐supply
c ord
o r
t he
p lug
h as
b een
damaged;
o r
B.
O bjects
h ave
f allen,
o r
l iquid
h as
b een
s pilled
into
t he
a mplifier;
o r
C.
T he
a mplifier
h as
b een
e xposed
t o
r ain;
o r
D.
T he
a mplifier
d oes
n ot
a ppear
t o
o perate
normally
o r
e xhibits
a
m arked
c hange
i n
performance;
o r
E.
T he
a mplifier
h as
b een
d ropped,
o r
t he
enclosure
d amaged.
F.
T he
a mplifier
n eeds
t ube
r eplacement
o r
biasing
14.
S ervicing
–
T he
u ser
s hould
n ot
a ttempt
a ny
service
t o
t he
a mplifier
b eyond
t hat
d escribed
i n
the
o perating
i nstructions.
All
o ther
s ervicing
s hould
b e
r eferred
t o
q ualified
service
p ersonnel.
15.
V entilation
–
S lots
a nd
o penings
i n
t he
c abinet
are
p rovided
f or
v entilation
a nd
t o
e nsure
r eliable
operation
o f
t he
p roduct
a nd
t o
p rotect
i t
f rom
overheating,
a nd
t hese
o penings
m ust
n ot
b e
blocked
o r
c overed.
16.
A ttachments
–
d o
n ot
u se
a ttachments
n ot
recommended
b y
t he
p roduct
m anufacturer
a s
they
m ay
c ause
h azards.
17.
A ccessories
–
D o
n ot
p lace
t his
p roduct
o n
a n
unstable
c art,
s tand,
t ripod,
b racket,
o r
t able.
T he
product
m ay
f all,
c ausing
s erious
i njury
t o
a
c hild
or
a dult,
a nd
s erious
d amage
t o
t he
p roduct.
U se
only
w ith
a
c art,
s tand,
t ripod,
b racket,
o r
t able
recommended
b y
t he
m anufacturer,
o r
s old
w ith
the
p roduct.
18.
L ightning
–
F or
a dded
p rotection
f or
t his
product
b efore
a
l ightning
s torm,
o r
w hen
i t
i s
l eft
unattended
a nd
u nused
f or
l ong
p eriods
o f
t ime,
unplug
i t
f rom
t he
w all
o utlet.
T his
w ill
p revent
damage
t o
t he
p roduct
d ue
t o
l ightning
a nd
p ower
line
s urges.
19.
R eplacement
P arts
–
W hen
r eplacement
p arts
are
r equired,
b e
s ure
t he
s ervice
t echnician
h as
used
r eplacement
p arts
s pecified
b y
t he
manufacturer
o r
h ave
t he
s ame
c haracteristics
a s
the
o riginal
p art.
U nauthorized
s ubstitutions
m ay
result
i n
f ire,
e lectric
s hock,
o r
o ther
h azards.
20.
S afety
C heck
–
U pon
c ompletion
o f
a ny
s ervice
or
r epairs
t o
t his
p roduct,
a sk
t he
s ervice
technician
t o
p erform
s afety
c hecks
t o
d etermine
that
t he
p roduct
i s
i n
p roper
o perating
c ondition.
21.
F USES
–
A lways
u se
t he
c orrect
r ating
a nd
t ype
of
f use
a s
i ndicated
o n
t he
r ear
p anel.
N ote
t he
proper
r ating
f use
i s
d etermined
b y
t he
A C
l ine
voltage
i n
t he
c ountry
t his
u nit
i s
b eing
o perated.
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