[. . . ] After you read it, put it away in a safe place for future reference. Avoid exposure of the system to rain or moisture. Handle the wireless system carefully, dropping or other shocks may cause failure. [. . . ] Handle the wireless system carefully, dropping or other shocks may cause failure. Avoid using the system where it may be subjected to heat, such as direct sunlight, near radiators or other heat sources. It may be possible to dry the system, but you should have it checked by a qualified technician before using it again. If damaged in any way, do not use Precautions Receiver Body pack transmitter Installation Specifications the system and refer to a qualified technician for repair. If the wireless system is not going to be used for a while, remove the battery to prevent leakage. When the guitar wireless system is not being used, turn OFF the guitar wireless system. Note that switching the guitar wireless system on and off can cause interference that will be heard if the guitar wireless system volume level of the amplifier system is still set high. 1 2 GUITAR AMPLIFIER Refer to the installation diagram below. GUITAR Push the battery cover in the front of the bodypack as per the sketch map; install the provided 9 volt battery, taking care to fit it with the correct polarity connected. If the red LED stays ON or is dim, this indicates the battery is low and should be changed. If the red LED does not come on at all, it indicates the battery is dead, and you should change the WIRELESS TRANSMITTER Using the supplied audio cable, connect from the AF OUT jack socket to the GUITAR INPUT socket on your guitar amplifier. Connect the mains power adaptor from "DC 12V" jack to a suitable mains power socket. battery. [. . . ] If the red LED stays ON or is dim, this indicates the battery is low and should be changed. If the red LED does not come on at all, it indicates the battery is dead, and you should change the WIRELESS TRANSMITTER Using the supplied audio cable, connect from the AF OUT jack socket to the GUITAR INPUT socket on your guitar amplifier. [. . . ]