User manual ADVANCE ACOUSTIC X-A160

[. . . ] CAUTION: To prevent the risk of electric shock, do not remove cover (or back); no user serviceable parts inside. THE LIGHTNING FLASH with arrow-head symbo is intended to alert the user to the presence of uninsulated «dangerous voltage» within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. Before any transportation, your product must be packed correctly in order to avoid any damage. [. . . ] GROUNDING OR POLARIZATION Precautions should be taken so that the grounding or polarization means of an appliance is not defeated. POWER-CORD PROTECTION Power-supply cords should be routed so that they are not likely to be walked on or pinched by paying particular attention to cords at plugs, convenience receptacles, and the point where they exit from the appliance. CLEANING The appliance should be cleaned only as recommended by the manufacturer. POWER LINES An outdoor antenna should be located away from power lines. NON-USE PERIODS The power cord of the appliance should be unplugged from the outlet when left unused for a long period of time. OBJECT AND LIQUID ENTRY Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings. DAMAGE REQUIRING SERVICE The appliance should be serviced by qualified service personnel when: • The power-supply cord or the plug has been damaged; or • Objects have fallen, or liquids have spilled into the appliance; or • The appliance has been. Exposed to rain: or • The appliance does not appear to operate normally or exhibits a marked change in performance; or • The appliance has been dropped, or the enclosure damaged. SERVICING The user should not attempt to service the appliance beyond that described in the operating instructions. All other servicing should be referred to qualified service personnel. STANDBY/ON POWER BUTTON Press this button to turn ON your appliance, power is supplied to your unit and it becomes operational, the STANDBY indicator white lights after few seconds. (The main power switch is located on the back panel and must be ON in order to use STANDBY function). When set to STANDBY the main power is cut-off and the unit is no longer fully operational except for the micro controller. METERS They displays on left and right channels the peak power level into an 8 ohms load. Also, they integrate the signal over a short enough time to give an accurate representation of the average power. HIGH BIAS SELECTOR By switching the High Bias mode in ON mode, your amplifier will be similar as a Class’A amplifier of the first watts of use. [. . . ] HIGH BIAS SELECTOR By switching the High Bias mode in ON mode, your amplifier will be similar as a Class’A amplifier of the first watts of use. In this mode, the temperature of your amplifier will be important, also, it’s important that there should be enough clear space around the amplifier to permit a free flow of air. wARNING ATTENTION Your product is designed to be placed on a firm and level surface. [. . . ]