Denon DN-730R Service Manual page 7

C)N-730R I
HO0_
Meier Circuit Board
5. How to Remove the Cassette Door
(1) Remove :the MfNI]Zf_l_PER"_etaining screw _'-x 8 CBTS{P)-
B and take out tl_ MINI DAMPER
(2) Hold the legs of the CASSETTE BOX folded inwards and
pull up to remove the CASSETTE BOX and BOX SPRING
sc_ew_ ,i __
¢smper --Box spring
Front surfaceofFroqtAss'y
6. How to Remove the Audio Circuit Board
(1 } Remove the top cover and the front panel. (Refer to section
1)
(2) Remove the front esc. ass'y. (Refer to section 2.)
(3) Remove the connectors from the audio circuit boa{d and
power supply circuit board.
Side of the Side of the
Power suppl,i CN901 -- (7P) _ CN901 audio circuit
circuit board TBG board
CONNECTOR
(4)
Remove the screw (3 x 10 CBTS-P tight) (3 x 8 CBTS.S
tight) that is holding down the 4P pin jack and circuit board.
By removing the two catches (left and right) of the chassis
holding down the circuit board in the directions of the
arrows shown below, the audio circuit board can be pulled
forward.
Power supply
circuit b0crd
\,\
7F TBG
Screw
.(3x10)
Ccrew
I',3X 8] )
circuit board
Note: Almost all of the servire repairs to the audio cir-
cupt board can be performed by removing the
bottom cover on the rear side of the chassis
Only when it is unavoidable should you refer to
the removal method mentioned above.
When reassembling, follow the procedu-es in
the reverse order. However, if each of the various
parts are not asserrbled properly in their re_pec-
twe position, the sel cannot be assembled in
some cases. Theretore, check the work of each
step carefully when assembling
7. How to Remove the Power Supply Circuit
Board
{1 _ Remove the to_ cover and the front oanel. (Refer to section
(2) Remove the bushing that is fixing the power suppl_ cord
from the chassis.
(3) When the five screws (4 x 1:3 CBTS.P tight;, (3 x 10
CBTS-P tight) that are holding the power transformer and
chicuit board are removed, the power supply circuit board
can be removed by raising it.
Powe" supp(y
circuit board