User manual AKG PR 40

[. . . ] Do not expose the equipment to direct sunlight, excessive dust, moisture, rain, mechanical vibrations, or shock. The AC adapter will draw a small amount of current even when the equipment is switched off. To save energy, disconnect the AC adapter from the power outlet if you will leave the equipment unused for a long period of time. When scrapping the equipment, separate the case, circuit boards, and cables, and dispose of all components in accordance with local waste disposal rules. [. . . ] LED does not light: power to the receiver is OFF, no batteries are in the battery compartment, or the batteries are dead. AF LED: Indicates the received audio level: LED lighting green and flashing red on peaks: optimum audio level. LED does not light: audio level is too low. BATT: Indicates battery status: LED lights green: batteries are O. LED does not illuminate on switching the power ON: no or dead batteries in the battery compartment. LED lights red: batteries will be dead in about 60 minutes. Antennas: Being a diversity receiver, the PR 40 uses two antennas to receive the transmitter signals at two different spots. 5 V dry batteries or rechargeable batteries of the same size (not supplied). 2) ¸ Charging contacts for charging rechargeable batteries inside the battery compartment using the optional CU 40 charger. 1 Powering To power the PR 40 portable receiver you can use the supplied 1. Pull the battery compartment lid (1) down to remove it from the receiver. If you do, the batteries will not be held in place securely and may cause a rattling noise. If there are dead or defective batteries inside the battery compartment, remove the batteries. Insert the supplied or new batteries (2) into the battery compartment as shown in fig. If the batteries are in good condition, the BATT LED (4) will light green. If the BATT LED (4) illuminates red, the batteries will be dead within about 60 minutes. Replace the batteries with new ones as soon as possible. Slide the battery compartment lid (1) onto the receiver against the direction of the arrow to the point that the lid (1) will click shut. Important: Before placing the receiver in the charger, switch the receiver OFF and fold the antennas all the way down, against the side panels of the receiver. With the antennas folded down, it will be easier to center the receiver inside the charging compartment and the charger will be less prone to be knocked over. [. . . ] Use the volume control (3) to set the desired volume level for the headphones. 9) For optimum reception, point each antenna away from the receiver at an angle of 45 degrees. With the antennas aligned like this, the diversity function will operate optimally Fig. 9: Optimum antenna alignment and prevent disturbances such as noise or dropouts most efficiently. [. . . ]