Denon DN-790R - Page 14

DN-790tr
-
XLR Ouiput
P.w.Boord
R lnput P W.Boord
Screw
7P TBG
connector
-
(3.
10)
4P
Pin
iock
Audio P.W. Board
Meter
P.W.
Board
5.
How
to
Remove
the Cassette
Door
(1)
Remove
the
Mini damper
retaining
screw
3
X
8
CBTS(P)-B
and
take out
the Mini
damper.
(2\
Hold the
legs of
the Cassette
box
folded
inwards and
pull
up to
remove
the Cassette
box and
Box
spring.
........-.--
cotch
4
Note:
o
Almost all
of the
service repairs
to the audio
P.W. Board can
be
performed
by
removing
the bottom
cover on
the rear side
of the chas-
sis.
Only
when
it is unavoidable
shold
you
refer to
the removal method mentioned
above.
o
When reassembling,
follow the
procedures
in
the reverse
order.
However,
if
each
of the
various
parts
are
not assembled
properly
in
their respective
position,
the set cannot
be as-
sembled
in some cases.
Therefore.
check
the
work of each
step
carefully
when assembling.
How
to Remove
the
Power SupPly
P.W.
Board
Remove the
top cover and
the
front
panel.
(Refer
to sec-
tion
1.)
Remove the bushing
that
is fixing the
power
supply
cord
from the chassis.
When the
five screws
(4
x
10 CBTS'P
tight)
(3
x
10
CBTS
.
P tight) that are
holding
the
power
transformer
and
P.W. Board are
removed,
the
power
supply
P.W'
Board
can be
removed by
raising
it.
Screw
(4x10)
\
Cordbush
Screw
(3x10)
Screw
(3x
8)
Cossette
box
Box spring
7.
(1)
(2t
(3)
Ccrew-'
(3xa)
Power
lronsformer
Mini
domp e
r
Side of the
Power supply
P.W. Board
Fronl
surface o{
Front
Ass'y
6.
How
to Remove
the
Audio
P.W. Board
(1)
Remove
the top cover
and
the front
panel.
(Refer
to sec-
tion
1.)
l2l
Remove
the
inner
panel
ass'y.
(Refer
to section
2.)
(3)
Remove the
connectors
from the
audio
P.W. Board and
power
supply
P.W.
Board.
Side
of the
CN901
-
(7P)
-
C8101 audio
P.W.
TBG-S
Board
Connector
ChoSSiS
Remove the
screw
(3 x
10 CBTS '
P tight
(3 x
8 CBTS ' S
tight)
that is
holding down
the
4P
pin
jack
and
P.W'
Board.
By
removing the
two catches
(left
and
right) of
the chassis
holding
down the
P.W. Board
in the direc-
tions of the arrows
shown
below,
the audio
P.W. Board
can
be
pulled
forward.
(4)
Power
supply
P.W. Board