Internal View; Disassembly Procedures - Yamaha RX-V1800 Service Manual

RX-V1800/HTR-6190/DSP-AX1800
I INTERNAL VIEW
• Top view
1 2 3 4 5 6 7 8 9 0 A
J I
• Front view
K L M N O P
• Rear view
R Q
14
1
Power Transformer
2
POWER (4) P.C.B.
3
POWER (2) P.C.B. (R, L models)
4
TUNER
5
B MAIN (2) P.C.B.
6
FL (3) P.C.B.
C
7
FL (5) P.C.B.
D
8
FL (6) P.C.B.
E
9
FL (4) P.C.B.
F
0
A-VIDEO P.C.B.
G
A
FL (2) P.C.B.
H B
D-VIDEO P.C.B.
C
FUNCTION (1) P.C.B.
D
FUNCTION (2) P.C.B.
E
DSP P.C.B.
F
MAIN (1) P.C.B.
G
POWER (3) P.C.B.
H
POWER (5) P.C.B.
I
POWER (6) P.C.B.
J
POWER (1) P.C.B.
K
OPERATION (5) P.C.B.
L
OPERATION (1) P.C.B.
M
OPERATION (4) P.C.B.
N
OPERATION (3) P.C.B.
O
FL (1) P.C.B.
P
OPERATION (2) P.C.B.
Q
MAIN (3) P.C.B.
R
MAIN (4) P.C.B.
I 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 (1), 4 screws (2) and 5 screws (3).
(Fig. 1)
b. Slide the top cover rearward to remove it. (Fig. 1)
2. Removal of Front Panel
Remove 6 screws (4) and then remove the front panel
forward. (Fig. 1)
6
4
Sub chassis unit
6
4
Front panel
3. Removal of Sub Chassis Unit
a. Remove screw (5), 2 screws (6) and 5 screws (7).
(Fig. 1)
b. Remove CB12, CB805-807, CB970 and CB971. (Fig. 2)
c. Remove the sub chassis unit forward. (Fig. 1)
1 2 3
4
3
2
Top cover
1
3
5
2
7
7
Fig. 1
5 6 7