User manual HELIX E40

[. . . ] The attractive typical HELIX ESPRIT design makes this amplifier an outstanding and top of the class product. General installation instructions for HELIX amplifiers To find out how HELIX amplifiers work best for you, read this manual carefully and follow the instructions for installation. We guarantee that this product has been checked for proper functioning before shipping. before you start installation , disconnect the car battery at the minus pole. [. . . ] 2 Connecting the remote lead The remote lead is connected to the automatic antenna (aerial positive) output of the head unit (radio). 11 Phase control This control enables the phase of the bass signal to be shifted by 180° in order to achieve optimum delay equalization with the other channels. The impedance per channel should not be lower than 2 ohms as overheating could cause a shut down of the amplifier Connecting the ground cable Connecting the remote lead Connecting the battery cable Fuses 4 x 20 ampere Power LED Signal inputs 4 Fuses The input fuses are connected in parallel and provide protection against an internal equipment fault, i. The system must be additionally protected by a further line fuse located in the vicinity of the battery (max. 6 Signal inputs The ESPRIT amplifiers have RCA connectors for RCA cables that can be connected with the pre-amplifier output of the line-outputs of the headunit or with a pre-amplifier. This connectors are goldplated to ensure a better signal transmission. 9 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. 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. 3) Unauthorized tampering with the product will invalidate this warranty. 4) Consult your authorized dealer first, if warranty service is needed. Should it be necessary to return the product to the fac tory, please ensure that a) the product is packed in original factory packing in good condition b) the warranty card has been filled out and attached to the product c) the product is shipped prepaid, i. At your expense and risk d) the receipt/invoice as proof of purchase is enclosed 5) Excluded from the warranty are: a) Shipping damages, either readily apparent or concealed (claims for such damages must be immediately notified to the forwarding agent). c) Defects caused by incorrect installation or connection , by operation errors , by overloading or by external force. D) Products which have been repaired incorrectly or modified or where the product has been opened by other persons than us. F) Reimbursement when repairing damages by third parties without our previous permission. [. . . ] This connectors are goldplated to ensure a better signal transmission. 12 High- and low level signal switch CH 3 + CH 4 To change the input signals from low level (head unit or preamplifier) to high level (speaker outputs of head unit). 13 Highpass on/off control CH 3 + CH 4 If this switch is set on the crossover frequency for the highpass can be adjusted with control 9. 14 Level controls for input sensitivity CH 3 + CH 4 These controls can be used to match the input sensitivity of the individual channels to the output voltage of the connected head unit. [. . . ]