English LSUPage 22Safety instructionsMechanical hazardsCut wires can have sharp ends and can cause serious injuries. Watchout for sharp edges when you pick up the PCB.Visibly damaged parts can cause unpredictable danger. Do not usedamaged parts: recycle and replace them with new ones.Electrical hazardsß Touching powered, live components,ß touching conducting components which are live due to malfunction,ß short circuits,ß connecting the circuit to another voltage than specified,ß impermissibly high humidity,ß condensation build upcan cause serious injury due to electrical shock. Take the followingprecautions to prevent this danger:ß Never perform wiring on a powered module.ß Assembling and mounting the kit should only be done in closed,clean, dry rooms. Beware of humidity.ß Only use low power for this module as described in this manual andonly use certified transformers.ß Connect transformers and soldering irons only in approved mainssockets installed by an authorised electrician.ß Observe cable diameter requirements.ß After condensation build up, allow a minimum of 2 hours fordispersion.ß Use only original spare parts if you have to repair the kit or theready-built module.