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Figure 1.2. XAP 400 front-panel controls
Introduction ~ Controls and Connections
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Technical Services Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760
Controls and Connections
Front panel
The XAP 400 front-panel controls perform the following functions:
A. LCD. The LCD is used for numeric display of audio levels, gain readouts,
and limited set-up and programming functions. See page 13.
B. Enter/▲▼/ESC. These buttons are used to navigate the XAP 400’s menu
system.
C. LED Meter. The LED bar meter is displays the audio level of a selected
input, output, or processing channel of the XAP 400. The audio level of
Output 8 is displayed by default. See page 16.
D. Meter. The Meter button takes you directly to the Meter branch of the XAP
400’s LCD programming tree. See page 16.
E. Mic On LED. These LEDs indicate microphone gate status.
F. On LED/button. The bicolor LED on the button illuminates green when the
hybrid is on. The On button connects the XAP 400 to the telephone line and
automatically adapts the hybrid to the line. Pressing and holding the On
button for more than a half-second while the hybrid is active will readapt
the hybrid to the telephone line.
G. Off LED/button. The bicolor LED on the button illuminates red when the
hybrid is off. The Off button disconnects the hybrid from the telephone line.