Operation Manual
Table Of Contents
Front Panel Interface
33
PLM Series Operation Manual Rev 1.3.0
7.3 Power Button
The unit is powered on by pressing the top-left button on the front panel, labelled in Figure 7-1. It has a
bi-color power symbol which illuminates red when connected to the AC mains and the unit is in standby
mode. It turns green when the button is pressed to turn the processor on. A subsequent press of this
button returns the unit to standby mode.
7.4 Mute Enable Button
The dynamic function buttons to the immediate left and right of the LCD are used as MUTE buttons only
when the MUTE ENABLE button is activated (ashing).
When MUTE ENABLE is activated, the two central buttons on the left act as Module mute controls, and the
four buttons on the right enable muting/unmuting of the power output channels.
In Meter Mode > Home View with MUTE ENABLE activated, text on the LCD adjacent to each button
indicates when a Module input or power output has been muted. Meter Mode must be selected for
MUTE ENABLE to be activated; MUTE ENABLE is not available in Menu Mode.
To exit MUTE ENABLE mode, press the ashing MUTE ENABLE button. If no mute activity occurs for two
minutes, MUTE ENABLE mode will automatically be disabled.
7.5 Meter Button
The front panel display has two main operating modes, Meter Mode (default) and Menu Mode. In normal
operation, the display will be in Meter Mode.
The following views are available in Meter Mode: Home View (default), Module View, Temperature View
and Input View. Pressing the METER button
scrolls through these views. Pressing the METER button
when in Menu Mode will return the system to Meter Mode, with the Home View displayed. Please refer to
section for further information.
7.6 Menu Button
Menu Mode is selected by pressing the MENU button . The screen displays the top level menu with
various submenu options. Press the button adjacent to the required submenu to select it.
Pressing the MENU button while in Menu Mode will display the previous menu level.
Menu Mode is used for processor conguration, or for editing a parameter. Please refer to section 7.11 for
further details.