Maintenance; Repairs And Warranty; General - JBL 6290 Manual

SECTION V
MAINTENANCE
5.1
GE NE RA
L
This
Amplifier
is all
solid state,
ruggedly constructed
and uses
the
finest
components.
As
such,
it
will
provide
years
of
trouble free
use
with
normal
care.
All
parts
are conservatively rated for their
application.
NO SPECIAL PREVENTIVE
MAINTENANCE
IS
REQUIRED.
THERE ARE NO
USER
SERVICEABLE PARTS
INSIDE.
The
metal
and
plastic
surfaces of the
Amplifier
may
be cleaned
with
a
damp
cloth.
In
case
of
heavy
dirt,
a
non-abrasive
household cleaner
such as Formula
409
or
Fantastik®
may
be
used.
DO NOT SPRAY THE CLEANER DIRECTLY
ONTO THE FRONT OF THE
UNIT
AS
IT
MAY
DESTROY THE
LUBRICANTS
USED
IN
THE SWITCHES
AND
CONTROLS!
Spray
onto
a
cloth
and
then
use
the cloth to
clean the
unit.
5.2
REPAIRS _AND
JWARRANXY
This
JBL/UREI
Audio
Amplifier
is
warranted by the
manufacturer
to
the
original
purchaser
against defects
in
material
and workmanship
for
a
period
of
three
years from
the date
of
purchase.
Complete
terms
of
the Limited
Warranty are stated
on
the
Warranty
Card packed
with
this
manual.
We
suggest
that
you
retain
a copy
of
your dated sales
receipt for
proof
of
warranty
status
should
that
be necessary.
If
you wish
to return
the
unit for
service,
please
call
or
write to
the
Customer
Service
Department
at
the Service
address
listed
on
the
title
page
of this
manual
for
a
Return
Authorization
Number.
All
products
_returned
tolhe
factory
mustJ?e _accQjmpanied
bv a Return
Authorization
Number, and
must be
shipped prepaid.
COD
shipments
will
not
be accepted.
For prompt
service,
ship the
unit to
the factory with the
RA
number marked
on
the shipping
label.
Use
the
original
factory carton;
if
necessary
call
or write
the
factory at
the service
address
listed
on
the
title
page
of this
manual
to
secure
a
new
carton
at
a
nominal charge.
The
Amplifier
is
heavy,
and
shipping
to
the factory
is
at
the customer's
risk;
do
not
take
a chance
with
inadequate
packing
materials.
Be
sure
that
it
is
well
packed
in
a
sturdy carton, with
shock
absorbing
material
such as styrofoam
pellets
or "bubble-pack" surrounding the
unit.
Pay
particular
attention to protecting the controls
and
switches
and
make
sure
that
the
unit
cannot
drift
around
in
the shipping box. Shi pping
damage
caused by inadequatepackingis not-covered
byllie
JBL/UREI
warranty.
Tape a
note
to
the top
of the unit
describing the
problem,
include
your
name
and a phone number where
we may
contact
you
if
necessary,
and
give
us
instructions
for
returning the product.
We
will
pay
return
shipping costs
on any
repair
covered under
the
terms
of
this
warranty.
Field repairs
are not normally authorized during the warranty
period,
and
repair
attempts by
unqualified
personnel
may
invalidate
the warranty.
Customers
outside the
USA
should
contact
their local
JBL/UREI
Professional
Products dealer
for
warranty
assistance.
Do
not return products
to
the factory
unless
you have been
given
specific
instructions to
do
so.
WARNING:
The
full
AC
line
voltage,
as
well
as
high voltage/high current
DC
are present
at
several points
inside
the chassis. Refer
servicing
to
qualified technical
personnel.
V-1