Mastersound Monoblock 300 B Plus - Manual (Page 9)

M a s t e r E m o t i o n 9
Switching on of the amplifier
A red led flashing lights, which should go on when You switch on the amplifier,
indicating the correct functioning.
When the inner tensions have reached the correct level, while the red led light
grows bright, the
300 B Monoblock Plus
is ready to work.
Only after the amplifier be pre-heated for at least thirty minutes, will it reach the
ideal temperature so as to get the best results in listening.
The cylinders of the transformer have the function of heat sinks of the system, so
it's normal that they reach a certain temperature during the listening sessions.
Last recommendations
Never remove or insert the AC plug when the unit is on.
Any change of interconnectors (cables, etc...) must be done with the amplifier
switched in the off position.
Never move or remove the amplifier when tubes are still hot.
Never install or remove tubes when the amplifier is still switched in the on
position.