bel Digital Audio 2120B, Руководство пользователя

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BEL DIGITAL AUDIO Bel2120B

2004 BEL Digital Audio Ltd.
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Memory
The operating mode and current setup are stored in one of eight memories.
This information is retained when the unit is switched off. The memory can be reset to
the factory default settings by depressing the set key while the BEL logo is displayed
at power on.
Keyboard lock
Inadvertent operation of the keys can be avoided by invoking the key ‘lock’
function.
Front panel controls
Several push buttons and indicators are located on the front panel, Fig 1.1, from left to
right these are:
LCD Graphic Display
On power-up the LCD will show model number, software version and model
description for a few seconds before resetting to the default display. In its default
mode the LCD will display:
•
Current input to output connections
•
Gains and phase reversal settings for each input
•
Memory number
•
State of the FAD, MAT, BYP and LOCK switches
Nudge up/down
∧∧∨∨
These buttons are used to adjust input gains when the default screen is visible
and the value of parameters within the setup menus.
SET
This key will enter the setup menus. See setup section for details of this
operation.
Input/Output
Two horizontal rows of switches control the input and output selection. The
upper row marked 1 to 4 are the input selection switches. The lower row are the
output selectors. A red LED indicator positioned beneath each input switch will show
the currently active input channel. See below for detail of their use.
FAD
This switch is only functional in the matrix mode and can be used to override
any gain adjustments imposed on the input audio. If the character F is not shown in
inverse video on the right hand side of the LCD display all inputs are passed to the
selected outputs without gain adjustment. The gains shown on the LCD will be