Hoellstern DELTA 6.2-DSP User Manual page 8

Note: In the following cases it will be necessary to return the unit to the manufacturer or to a
producer-authorised specialised company for inspection. You will find the contact data on
the manufacturer's homepage www.hoellstern.com.
- The unit was dropped or otherwise mechanically mistreated or damaged.
- The mains cable or mains plug was damaged.
- Objects or liquids have got into the unit.
- The device does not function as usual.
- The unit signals internal faulty conditions on the LED display.
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