User manual HELIX DARK BLUE FIVE

[. . . ] For safety reasons, the amplifier must be secured in a professional manner. This is performed by means of four fixing screws screwed into a mounting surface offering sufficient retention and stability. [. . . ] See figures on page 7. 8 Bassboost control To raise the bass signal from 0 to 18 dB at 45 Hz. 14 Switch full range and high pass channel 1 and 2 7/15/16 Level controls for input sensitivity These controls can be used to match the input sensitivity of the individual channels to the output voltage of the connected head unit. These controls are not volume controls and are solely intended for the purpose of sensitivity trimming. 17 Switch for 2-channel/4-channel/5-channel mode 4-channel mode: When head units without subwoofer output are operated, channel 5 is supplied by the signals from all inputs (20), this means, inputs 6 must not be connected. 5-channel mode: The subwoofer channel is supplied independently from inputs 20, e. g. 19 Protection LED The red LED indicates malfunctions of the amplifier. The HELIX DB-amplifiers have several electronic protection circuits that shut off the amplifier at overheating, overloading, short-circuit on loudspeaker, low-ohmic mode or defective power supply. Please check for connecting failures such as short-circuits, wrong connections and over-temperature. If the amplifier does not turn on it is defect and has to be send to your local authorized dealer for repair service. A detailed description of the malfunction and the purchase receipt has to be attached. WARRANTY REGULATION Due to the high quality standard Helix products achieved an excellent international reputation. The products checked and tested carefully during the entire production process. In the case of service note the following: 1) The 2 years warranty period commences with the purchase of the product and is applicable only to the original owner. 2) During the warranty period we will rectify any defects due to faulty material or workmanship by replacing or repai ring the defective part at our decision. Further claims, and in particular those for price reduction, cancellation of sale, compensation for damages or subse quential damages, are excluded. The warranty period is not altered by the fact that we have carried out warranty work. [. . . ] 7/15/16 Level controls for input sensitivity These controls can be used to match the input sensitivity of the individual channels to the output voltage of the connected head unit. These controls are not volume controls and are solely intended for the purpose of sensitivity trimming. [. . . ]