TL Audio 5021 - Manual (Page 6)

2 PRECAUTIONS
The Ivory 5021 requires very little installation, but like all electrical equipment,
care must be taken to ensure reliable, safe operation. The following points
should always be observed:
- All mains wiring should be installed and checked by a qualified
electrician,
- Ensure the correct operating voltage is indicated on the rear panel
before connecting to the mains supply,
- Never operate the unit with any cover removed,
- Do not expose to rain or moisture, as this may present an electric
shock hazard,
- Replace the fuse with the correct type and rating only.
Warning: This equipment must be earthed.