JBL P R X 5 1 8 S Stereo Amplifier User Manual

2 - INPUT MIC / LINE: Allows the selection of different input sensitivities to permit the connection of many
different sources, with or without the use of a mixer or external microphone preamplifier. See “Setting
Input Sensitivity” on page 18.
3 - LEVEL: Sound level adjustment. With the input in the “MIC” position the level can be adjusted over a large
range. In the “LINE” position most typical applications will require that the level control is set at 12
o’clock. (More details are outlined in “Setting the Input Sensitivity” and “Setting the Gain”).
6 - POWER SWITCH: Turns the power on. The illuminated logo in the front of the speaker serves also as a
power “on” indicator.
7 - LINE SELECT: Allows the user selection for different local voltage ratings.
8 - AC LINE INPUT: Standard IEC AC mains input connector.
4 - SIGNAL: Signal indicator. The green LED illuminates when a signal is present.
5 - LIMIT: Protection indicator. The red LED illuminates when the system overload protection is active.
9 - XLR: Female balanced XLR and 1/4 inch phone jack combo balanced input connector.
10 -XLR : Male balanced XLR output connector. This connector provides a full-range signal which can be daisy
chained to another speaker.