Yamaha DSP-AX863SE Service Manual page 20

RX-V863/HTR-6180/DSP-AX863SE/DSP-AX863
When checking the P.C.B.:
• Put the rubber sheet and cloth over the equipment.
Then place the FUNCTION(1) P.C.B. upside down on
the cloth and check it. (Fig. 10)
• Reconnect all cables (connectors) that have been
disconnected.
• When connecting the flexible flat cable, be careful
with polarity.
• Be sure to use the extension cable for servicing for
the following section. (Fig. 10)
FUNCTION (1) P.C.B. CB205–DIGITAL P.C.B. CB61:
MF125400 (25P, 400mm, P=1.25)
• In this unit, the ground of P.C.B.s shown below is
connected to the rear panel and chassis.
When FUNCTION (1) P.C.B. is removed from the
rear panel and chassis, connect the ground point to
the rear panel or chassis, using a ground lead or the
like. (Fig. 10)
FUNCTION (1) P.C.B.: PJ201 (PHONO)
FUNCTION (1) P.C.B.: PJ203 (DVD)
FUNCTION (1) P.C.B.: PJ209 (PRE OUT)
FUNCTION (1) P.C.B.: PJ294 (SUBWOOFER2)
Ground point
PJ294
PJ209
20
Ground point
FUNCTION (1) P.C.B.
PJ203 PJ201
(R, T, K, A, B, G, E, F,
L, J models)
FUNCTION (1) P.C.B.
Ground lead
MF125400
Tuner
Fig. 10
Ground lead
Rubber sheet and cloth
CB205
CB61
DIGITAL P.C.B.
VIDEO (1) P.C.B.
VIDEO (2) P.C.B.
Rear panel