(6) Memory back-up
When battery voltage drops, a warning will display when the power supply is turned on.
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When this warning displays, immediately replace the battery by contacting your nearest Yamaha service center,
or the shop from which you purchased your product.
(Note)
Since memory contents may be lost when replacing batteries, write down the contents of the settings
held in memory on paper, or transfer them to another device by bulk dump.
(7) Maintenance
@ Do not use benzene or thinner to clean the exterior of the unit.
2. Local address setting
e The local address should be set before using the unit. (Refer to page 20)
€ This unit can be only controlled by an external device (DEQS, personal computer, etc.) through RS-485. To
match the unit's communication conditions with those of an external device, the local address (something like
telephone number) should be set.