When Checking The P.c.b.s - Yamaha A-S701 Service Manual

A-S701

When checking the P.C.B.s:

• Put the rubber sheet and the cloth over this unit, Then place the sub-chassis unit on the cloth and check it. (Fig. 4)
• Connect the ground point of the sub-chassis unit to the chassis with a ground lead or the like. (Fig. 4)
• Reconnect all cables (connectors) that have been disconnected.
• When connecting the flexible flat cable, be careful with polarity.
Sub-chassis unit
Rubber sheet and cloth
Ground lead
Fig. 4
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