When Checking The P.c.b.s: - Yamaha RX-V667 Service Manual

RX-V667/HTR-6063/RX-A700

When checking the P.C.B.s:

• Follow the procedure below to place the P.C.B.s (with rear panel) upright. (Fig. 5)
a. Remove the top cover. (Fig. 1)
b. Cut out a part of the DIGITAL (1) P.C.B. as shown in the figure below in order that screw ( ) can be removed. (Fig. 4)
c. Remove screw ( ), 2 screws ( ) and 5 screws ( ). (Fig. 2)
d. Remove 3 screws ( ). (Fig. 3)
• Connect the ground points of the heatsink, rear panel and MAIN (1) P.C.B. (G101) to the chassis with a ground lead
or the like. (Fig. 5)
• When connecting the flexible flat cable, be careful with polarity.
• Reconnect all cables (connectors) that have been disconnected.
Cut out
MAIN (1) P.C.B.
18
Screw driver
DIGITAL (1) P.C.B.
Fig. 4
Rear panel
MAIN (1) P.C.B.
G101
Ground lead
Heatsink
Fig. 5
Ground lead
Chassis