• The unit has been built by Hughes & Kettner in accordance with IEC 65 and left the

factory in safe working order. To maintain this condition and ensure non-risk operati-

on, the user must follow the advice and warning comments found in the operating

instructions. The unit conforms to Protection Class 1 (protectively earthed).

•The unit is used in accordance with the operating instructions.

• The unit is regularly checked and tested for electrical safety by a competent technici-

an.

WARNING:

• If covers are opened or sections of casing are removed, except where this can be done

manually, live parts can become exposed.

• If it is necessary to open the unit this must be isolated from all power sources. Please

take this into account before carrying out adjustments, maintenance, repairs and befo-

re replacing parts.

• Adjustment, maintenance and repairs carried out when the unit has been opened and

recommended by the manufacturer.

• Where possible, all plugs on connection cables must be screwed or locked onto the

casing.

• Replace fuses using only those of the specified type and current rating.

• It is not permitted to use repaired fuses or to short-circuit the fuse holder.

• Never interrupt the protective conductor connection.

• Surfaces which are equipped with the „HOT“ mark (Diagram 2, below), rear panels or

covers with cooling slits, cooling bodies and their covers, as well as tubes and their

covers are purposely designed to dissipate high temperatures and should therefore not

be touched.

• Caution: The unit mains switch must be in position ‘0’ before the mains cable is

connected.

• The unit is connected to the mains via the supplied power unit or power cable.

• Power unit: Never use a damaged connection lead. Any damage must be rectified by

a competent technician.

• Avoid connection to the mains supply in distributor boxes together with several other

power consumers.

• The plug socket for the power supply must be positioned near the unit and must be

easily accessible.

PLACE OF INSTALLATION:

• Ensure that the unit is well ventilated.

• Any ventilation openings must never be blocked or covered. The unit must be positio-

ned at least 20 cm away from walls. The unit may only be fitted in a rack if adequate

ventilation is ensured and if the manufacturer’s installation instructions are followed.

• Keep away from direct sunlight and the immediate vicinity of heating elements and

radiant heaters or similar devices.

• If the unit is suddenly moved from a cold to a warm location, condensation can form

inside it. This must be taken into account particularly in the case of tube units. Before

switching on, wait until the unit has reached room temperature.

• Accessories: Do not place the unit on an unsteady trolley, stand, tripod, base or table.

bination of unit and stand to tip over.

• Additional equipment: Never use additional equipment which has not been recom-

mended by the manufacturer as this can cause accidents.

• To protect the unit during bad weather or when left unattended for prolonged periods,

the mains plug should be disconnected. This prevents the unit being damaged by light-

ning and power surges in the AC mains supply.