Disassembly Procedures - Yamaha RX-V800 Service Manual

I DISASSEMBLY PROCEDURES
(Remove parts in the order as numbered.)
Disconnect the power cord from the AC outlet.
1. Removal of Top Cover
a. Remove 2 screws (1), 4 screws (2) and 5 screws (3)
in Fig. 1.
b. Slide the Top Cover rearward to remove it.
2. Removal of Front Panel
Remove 9 screws (4) in Fig. 1, and the Front Panel
can be removed forward.
3. Removal of MAIN PCB (1)
a. Remove the Top Cover.
b. Remove 2 screws (5) in Fig. 3 AND remove the
support metal plate.
c. Disconnect 3 connectors (CB232, CB601, CB602 in
Fig.2) from the VIDEO PCB (1), and disconnect the
connector (CB3) from the MAIN PCB (1) in Fig. 2.
d. Remove 8 screws (6) in Fig. 3, and the VIDEO PCB (1)
and VIDEO PCB (3) can be removed.
e. Disconnect the connector (CB353) from the POWER
PCB (6) in Fig. 2.
f. Remove the plastic rivet 7, and the POWER PCB (6)
can be removed upward from the heat sink.
g. Disconnect the connector (CB1 in Fig. 2) from the MAIN
PCB (1) .
h. Remove 2 screws (8) in Fig. 2, and the support
Transistor can be removed.
i. Remove 6 screws (9) in Fig. 2.
j. Remove 6 screws (0) in Fig. 3.
k. Pull out the MAIN PCB (1) forward as shown in Fig. 3.
At this time, disconnect the flexible flat cable connected
to the MAIN PCB (1) if necessary.
5
5
Fig. 3
2
4
0
0 0
6
POWER (6) PCB
6
RX-V800/RX-V800RDS/HTR-5280
1
3 3
4
Fig. 1
9 9
CB3
8
CB1
CB353
9 7 9 9
MAIN (1) PCB
Fig. 2
3
2
CB601
CB602
CB232
VIDEO (1) PCB
8