Yamaha GX-505 Service Manual page 10

GX-505/GX-505VCD
5. Operation Check of CD/VCD P.C.B.
a. Remove the CD Mechanical Unit.
b. Remove 5 screws ( y ) and then remove the CD/VCD P.C.B. in Fig. 4.
c. Place blocks (at 3 locations) to hold the CD Mechanical Unit horizontally as
shown in the Fig. 5.
d. Connect the Flat Connecting Cable ( CB10 ) and 3 connectors ( CB11,
CB12 and CB9 ) in Fig. 4 and Fig. 5.
e. Fit insulating material (thick paper, etc.)to prevent the chassis from
contacting the CD/VCD P.C.B.
f. Connect the power plug and turn on the Power Switch.
CD/VCD P.C.B.
Block
9
y
y
VCD Module
(GX-505VCD only)
CD/VCD P.C.B.
Block
Block
y
CB11
CB12 (VCD only)
CB9
y
CB10
y
Fig. 4
Fig. 5