STEREO AMPLIFIER
A)G390
YAilAllA
urunm souNo srEFEo aMpLrF EB
ax-3eo
orcwEF
.,",,*H'?^,.,
'.Y,
r r.9,
'
,;?ri<V, ,;?äq,
"rli\|.
,-A;"
,{r
}'.
"{r
)f, Jr-}'"
"Yr
'
)t;
Nr
++
+4
+#
,,"\
i{\
,:\\
lt,
-\\
/tt
L
IMPORTANT
NOTICE
This
manual has been
provided for the use of authorized YAMAHA Retailers
and
their service
personnel.
It has been assumed that
basic service
procedures
inherent
to the
industry,
and
more specifically YAMAHA
Products,
are already
known and understood by the users, and have therefore not been restated.
WARNING:
Failure to follow appropriate
service and safety
procedures
when
servicing this
product
may
result in
persona)
injury, destruction of expensive components, and failure
of the
product
to
perform
as
specified.
For
these reuons, we advise all YAMAHA
product
owners
that any service
required
should be
performed
by an
authorized
YAMAHA Retailer
or the
appointed
service representative.
IMPORTANT:
The
presentation
or sale of this manuai
to any
individual
or
firm
does not constitute
authorization, certification or
recognition
of any applicable technical capabilities, or
establish a
principle-agent relationship
of any form.
The
data
provided
is believed
to be accurate and applicable
to the unit(s)
indicated
on the cover.
The research,
engineering, and service departments
of YAMAHA
are continually striving to improve YAMAHA
products.
Modifications are, therefore,
inevitable and specifications
are subject to change
without notice
or obligation
to
retrofit.
Should
any discrepancy
appear
to exist,
please
contact the distributorrs Service Division.
WARNING:
Static discharges can destroy expensive
components.
Discharge
any
static electricity your
body may have accumulated by
grounding
yourself
to the
ground buss in
the
unit
(heavy
gauge
black
wires
connect to this buss).
IMPORTANT:
Turn the unit OFF during disassembly
and
pan replacement.
Recheck all
work
before
you
apply
power
to the unit.
PIN
CONNECTTON DTAGRAM
..............5
PRTNTED
CIRCU|T BOARD ...........
6-11
BLOCK DIAGRAM
.,,12-13
lC BLOCKS
12-13
SCHEMATIC DIAGRAM
14-15
PARTS 1rST.............
.16-23
REMOTE
CONTROL TRANSMITTER........-......,,.,..24
YAMAHA
EäHTf f"9§fiR§Ö]I8#
7.7K-734
En
=s
Printed in
Japan
'96.5
To Next Page
Need help?
General
