13
SECTION 1, continued
Table 2 Main Display Screen Icons
ITEM NO. DEFINITION
1 Indicates the user is in the SETUP menu.
2 Indicates the user is in the
RECALL menu.
3 The sample concentration exceeds the limits of the selected program.
4 Sample cell icon. Indicates a reagent blank adjustment is in use for the current program.
5 Standard adjust icon. Indicates a standard adjust is in use for the current program.
6 Indicates a low battery condition - replace the batteries as soon as possible.
7 These three icons follow the sample reading and represent either absorbance, percent
transmittance, milligrams per liter, micrograms per liter, or grams per liter.
8 Illuminates whenever the numbers in the main display (22) or the sample display (11) refer
to a sample number.
9 Indicates the instrument is waiting for information from the user.
10 Depending on the arrow(s) illuminated, these icons indicate the available scroll direction
(using the ARROW keys) for accessing options.
11 In the RECALL menu or when storing data, these digits show the selected sample number.
12 Most icons displayed in this area are action icons. Action icons tell the user what actions
are acceptable options during an analysis.
13 Indicates an invalid key press was made. This icon flashes briefly accompanied by a short
beep.
14 Exit action icon - (when illuminated) tells the user that pressing the EXIT key to exit the
current level of action is an acceptable option.
15 Enter action icon - (when illuminated) tells the user that pressing the ENTER key to confirm
an action is an acceptable option.
16 Numeric entry action icon - (when illuminated) tells the user the numeric key pad is active.
17 Timer action icon - (when illuminated) tells the user that the instrument is presently running
a timer. This icon will flash while the timer is counting.
18 Read action icon - (when illuminated) tells the user that pressing the READ key to read the
sample cell is an acceptable option.
19 Zero action icon - (when illuminated) tells the user that pressing the ZERO key to zero the
instrument on a sample cell is an acceptable option.
20 Depending on the currently active menu, the series of alphabetical letters displayed here
gives information on a current reading, a stored reading, indicates the options available
within a menu, or prompts the user for the next action.
21 Shows the active program number, (either a user-entered (101-110) or Hach-stored
program (1-100). The program number is displayed immediately below the PRGM icon.
22 Depending on the currently active menu, the numbers displayed here represent either the
sample reading, the clock timer, or the numeric characters entered by the user.
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