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3 configuration & control with scream, 1 the configuration dialogue – Guralp Systems CMG-CD24 User Manual

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Operator's Guide

3 Configuration & Control with Scream!

Scream! distinguishes between configuration and control of digitisers.

The most important difference is that a digitiser (and its attached
instrument) may be controlled through Scream! at any time while it is

acquiring data, whereas configuration options only take effect after a
reboot (with consequent loss of data.)

3.1 The Configuration dialogue

To change the configuration of any connected digitiser:

1. Locate the digitiser you want to configure. All connected

digitisers have an entry in the tree on the left of Scream!'s main

window. If the digitiser is transmitting data through a remote
server or EAM, you may need to “unroll” the entry for that

server (by clicking on the icon) to see the digitisers connected
to it.

2. Right-click on the digitiser's entry (not the icon for the server or

any ComXX icon). Digitisers are shown with icons depicting a

coloured cylinder.

3. Click Configure.... Scream! will then contact the digitiser and

retrieve its current configuration, a process which will take a
few seconds. Once done, the Configuration setup window will

be displayed.

4. Once you are happy with any changes you have made in the

Configuration Setup window, click UPLOAD to send them to the
digitiser and reboot. This will take a short while.

Note: After uploading, allow up to 1 minutes for the digitiser to
re-boot and resume transmitting data.

To control a digitiser whilst it is running, either right-click on the
digitiser's entry in the list and click Control..., or double-click the

entry. In either case Scream! will contact the digitiser to retrieve
control information and display the Control window. The options you

can control immediately are:

the type of sensor you are using

GPS power cycling options

March 2011

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