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375 Field Communicator User's Manual - Emerson Process ...

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2-16<br />

About <strong>375</strong><br />

Learning the Basics<br />

About <strong>375</strong> lets you view the software revisions of your<br />

<strong>375</strong> <strong>Field</strong> <strong>Communicator</strong>. If you need to call Technical<br />

Support personnel, have the system software version,<br />

Communication and Diagnostic Circuitry (CDC) version,<br />

and the operating system version available.<br />

Launching RE-FLASH re-installs the firmware and<br />

software from the System Card. The <strong>375</strong> <strong>Field</strong><br />

<strong>Communicator</strong> must be running on external power when<br />

the RE-FLASH operation is performed. During the<br />

operation, the stand-by and auto-off timers are disabled.<br />

This operation should only be performed under the<br />

direction of Technical Support personnel.<br />

Launching RE-IMAGE re-installs the operating system,<br />

system software, and applications on your <strong>375</strong> <strong>Field</strong><br />

<strong>Communicator</strong>. The <strong>375</strong> <strong>Field</strong> <strong>Communicator</strong> must be<br />

running on external power when the RE-IMAGE<br />

operation is performed. During the operation, the<br />

stand-by and auto-off timers are disabled. This operation<br />

should only be performed under the direction of<br />

Technical Support personnel.<br />

Tap OK to return to the Settings menu.<br />

Backlight<br />

The Backlight setting lets you adjust the intensity of the<br />

screen. To adjust the backlight, drag the slider left to<br />

right.<br />

The Backlight setting also lets you set timers to<br />

automatically turn off the backlight after a specified<br />

period of inactivity. These timers apply when the <strong>375</strong> is<br />

running on or off external power. Turning off the<br />

backlight after periods of inactivity will save power. To<br />

enable a timer, tap a drop-down menu and select the<br />

appropriate time interval.<br />

When you have selected the appropriate Backlight<br />

settings, tap OK to retain this setting for this session<br />

only, SET DEFAULT to retain this setting upon start up,<br />

or CANCEL to exit without changes.

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