
Nirvana v1.1 ENG
Nirvana User Manual
10/11
Important safety information
Your NIRVANA Preamp was engineered and uilt according to the strictest electrical safety standards as per international
norm, IEN EN 60065 and according to the electromagnetic compati ility requirements specified y international norms EN
55103-1 and EN55103-2. It thus fully complies to EU standards and therefore carries the CE marking on the rear panel.
Our amps utilize as much as possi le eco-compati le materials. Do not however dispose of any parts of the amp in the
environment and please use special containers as per EU regulations.
To reduce the risk of electric shock or wounds, please follow the instructions on this manual very carefully, with particular
reference to the following ones:
•Do not open the chassis for any reason. Removing the rear grid or removing the metal chassis from the wooden
frame will expose you to live circuitry which is powered y potentially hazardous electric tension. Should you need to
replace the tu es or the internal fuses, please contact either MGD or an authorized technician.
•Do not remove any screws from the amp.
•Do not expose the amp to rain or moisture, steam, metal particles and anything that may penetrate inside the amp
through the air cooling grids.
•Do not o struct the air cooling grids. Always make sure that the top and rear parts of the amp are not o structed.
•Do not introduce any foreign o jects (metallic or insulating) in the air cooling grids.
•Do not use the amp without the protective metal grid on the rear.
•Do not insert o jects other than the standard jacks inside the amp’s input and output jacks.
•Do not expose the amp to excessive heat.
•Do su ject the amp to excessive vi rations or shock, especially when it is powered on.
•When setting up the amp in a room temperature environment following storage and/or transportation at very low
temperatures one, dew might form on the outside and/or inside of the amp. Make sure that the amp stays at room
temperature for a out 10 minutes efore turning it on in order for the dew to evaporate.
•Always use standard power ca les making sure they are intact. Do not remove or interfere with the ground
connection of the plug or socket.
•Always check that the mains power complies to the specs written on the rear panel of the amp.
•Disconnect the device from mains during thunderstorms.
•Should the HV fuse fail in a sence of exceptional external events such as violent power surges, severe
thunderstorms, etc., the cause might e one or more faulty power tu es. Do not attempt their replacement on your
own. Contact MGD or an authorized technician.
•Do not force pots and switches.