the installation base if the spikes are not fully retracted when installing the unit.
2.6 Cleaning
Use a soft, dry cloth for cleaning the casing of the unit. Never use any solvent or liquids as they may damage the surface or
infiltrate the unit.
Use ultra-soft lense cleaning cloth to clean the display window. This fabric an be wet with ethanol if greasy fingerprint needs to be
removed.
2.7 Maintenance and service
The M1.1 power amplifier contains no user serviceable parts. Do not try to open, modify or repair your M1.1 by yourself. This will
void any warranty. Your M1.1 power amplifier must be checked by a qualified technician in any of the following cases:
• The unit is not functioning properly
• The power cords or mains plug at the back of the unit is damaged
• The unit was dropped to the floor or presents external damages
• The M1.1 power amplifier has been exposed to liquids or unknown substances
14 M1.1 User Manual Rev 3.0
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