Mar. 2008 MT-90U As a measure to prevent electromagnetic interference (EMI), attach Wiring J-2 to the Volume Board. Be careful to attach at the correct angle. Twist the 9-pin wiring connecting the Jack Board and Volume Board 3 turns. fig.kumitate-15-e.eps fig.kumitate-12.eps Twist 3 turns. Also secure the 9-pin wiring and 3-pin wiring using a sub-tie. fig.kumitate-16.eps fig.kumitate-13-e.eps Attachment angle not OK 3-pin 9-pin Apply cushion tape for protecting the wiring to the Jack Board. Take care not to cover the screw hole. To keep the volume control from coming loose, apply double-sided adhesive tape having a width of 5 mm to the volume shaft.
fig.kumitate-14.eps fig.kumitate-17.eps fig.kumitate-18-e.eps Double-sided adhesive tape Volume control 13 20mm