
LS 6000 Scintillation System User’s Manual
PN 247971-F
2-7
Getting Started
Using the Racks
2
Active Key Window. The monitor displays the count data and the menus and instructions for
using the instrument. If you are not familiar with these operating controls or the display, refer
to Operating Controls Section 2.
The Main Menu, shown in Figure 2.7, is used to access the various operating modes of the
system. An operating mode is selected using the Up/Down Cursor Arrow keys to highlight
the desired choice. Pressing SELECT displays the menu or further instructions for that
selection. Except for Automatic Count, a series of menus is presented when an operating
mode is selected. Prompts on these menus are also selected using the Up/Down Cursor Arrow
keys. When the last prompt is high-lighted, pressing the Down Cursor Arrow key displays the
next menu. When the first prompt on the menu is highlighted, pressing the Up Cursor Arrow
key displays the previous menu.
In this User’s Guide, “select” means highlight the operating mode or prompt and press
SELECT. “Highlight” means use the Up/Down Cursor Arrow keys to move the highlighted
bar designating the active prompt.
Whenever a prompt is highlighted, the Data Entry Window provides instructions for
completing the selection. A list of choices may be presented. The active choice is displayed
using inverse video. The present selection is given next to the prompt in the Main Editing
Window. To change the parameter, use the Right/Left Cursor Arrow keys to highlight the
desired choice. Press SELECT. The prompt in the Main Editing Window displays the new
choice.
In this User’s Guide, “choose” means highlight the desired selection from the list of choices
presented and press SELECT.
Another way instructions are given, is to display a message with a highlighted box, indicating
that new information can be typed in. Pressing HELP will display information regarding the
selected prompt, acceptable values and the format to use to enter the information. Use the
alphanumeric keyboard to type in the information. If you make an error in typing an entry,
use the BACKSPACE key to delete the unwanted characters, or the DELETE key to delete
everything. When the entry is correct press ENTER. This new information is shown next to
the prompt in the Main Editing Window. The prompt is not changed until you press ENTER.
In this User’s Guide, “enter” means type in the requested information and press ENTER.
The instructions given in the Data Entry Window may also be informational. Press SELECT.
Either a new menu is displayed, or more prompts are displayed in the Main Editing Window.
Further instructions are given in the Data Entry Window.
NOTE In this User’s Guide, SELECT is given when using the operator control keypad. ENTER is given to
complete an entry when typing in a response using the alpha-numeric key-board. Both SELECT and ENTER
perform the same function and may be used interchangeably.
2.4 Using the Racks
Description of the Racks
Racks for holding the sample vials during counting are sup-plied. These racks may be either
standard racks or miniature racks depending on the version of your instrument. Both types of
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