Internal View; Disassembly Procedures - Yamaha DP-U50 Service Manual

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3 7 63 1515 0
I INTERNAL VIEW
TE
L 13942296513
I DISASSEMBLY PROCEDURES
1. Removal of Top Cover
Remove 14 screws ( q and w ) and then remove the
Top Covers in Fig. 1.
q
q
q
w
www
Top Cover (R)
.
http://www.xiaoyu163.com
q w
Top Cover
x ao
y
q
i
http://www.xiaoyu163.com
8
e r
Q Q
3 6 7 1 3
(Remove parts in the order as numbered.)
2. Removal of Front Panel
Remove 6 screws ( e ) and then remove the Front
Panel in Fig. 2.
3. Checking the DSP P.C.B.
Remove 4 screws ( r ) and then remove the Shield
Case in Fig. 2.
Top Cover (L)
q
u163
.
q
Fig. 1
The shield case can be removed only by
loosening these 2 screws marked
2 9 9 4 2 8
q
DSP P.C.B.
w
MAIN P.C.B.
e
OPERATION (1) P.C.B.
r
OPERATION (2) P.C.B.
1 5 0 5 8 2 9 9 4
e
m
co
r
( r ).
DP-U50
9 9
2 8 9 9
e
Front Panel
r
Shield Case
Fig. 2
4