Disassembly Procedures - Yamaha RX-Z7 Service Manual

■ DISASSEMBLY PROCEDURES /

(Remove parts in the order as numbered.)
Disconnect the power cable from the AC outlet.
1. Removal of Top Cover
a. Remove 2 screws ( ), 8 screws (
(Fig. 1)
b. Slide the top cover rearward to remove it. (Fig. 1)
2. Removal of Front Panel
Remove 6 screws ( ) and then remove the front
panel forward. (Fig. 1)
3. Removal of Sub Chassis Unit
a. Remove 3 screws ( ) and then remove the DCCNVT
(2) P.C.B.. (Fig. 1)
b. Remove 4 screws ( ) and then remove the frame
cross. (Fig. 1)
c. Remove 3 screws ( ) and then remove the frame
top. (Fig. 1)
d. Remove 2 screws ( ), 2 screws (
(Fig. 1)
e. Remove CB12, CB110, CB801, CB805–807, CB809,
CB901 and CB971. (Fig. 2)
d. Remove the sub chassis unit forward. (Fig. 1)
POWER (1) P.C.B.
OPERATION (3) P.C.B.
CB12
CB807
CB801 CB809
CB806
OPERATION (5) P.C.B. CB805
4
9
) and 5 screws ( ).
) and 5 screws ( ).
FL (2) P.C.B.
D-VIDEO (2) P.C.B.
D-VIDEO (1)
P.C.B.
CB110
CB971
FL (1) P.C.B.
CB901
CB801
Fig. 2
Frame cross
Frame top
8
Sub chassis unit
9
Front panel unit
4
Fig. 1
Top cover
2
DCCNVT (2)
P.C.B.
6
7
6
10
10
RX-Z7/DSP-Z7
3
1
3
5
7
2
8
19