____________ Unison Research
Preludio
7
During the initial warm up keep the volume at the minimum
to avoid any possible sollicitation due to transient effects.
After the warm up time it is possible to regulate the volume
either rotating the handle on the front panel or pushing the
dedicated buttons on the remote handset.
REMOTE CONTROL FUNCTIONS
The volume of the amplifier can be controlled by means of
the InfraRed remote handset.
The remote control unit supplied with the amplifier is the same
used for amplifier of the Unico series.
The remote handset is supplied with two AAA type batteries
(1.5V) which should be inserted into the handset by opening
the rear flap. Ensure that the correct polarity is respected when
fitting the batteries. Replacement batteries should be of the
same type.
SWITCHING OFF THE UNIT
After switching off the unit, wait around 5 minutes before
switching it on again. This time is necessary to allow the valves
to cool down to room temperature.
SAFETY AND MAINTENANCE
Do not open the amplifier !
High voltages are present inside. There are no user
serviceable parts inside, and all service operations should be
undertaken only by an Authorised Service Centre.
Please note that any service work or modification to the unit
carried out by unauthorised personnel may invalidate the
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