Hach-Lange HACH 5500 sc PO43-LR Operations - Manual (Page 5)

Status indicator light
When the analyzer power switch is on, a status indicator light is on.
Refer to
Table 1 .
Table 1 Status indicator definitions
Light color Definition
Green The analyzer is in operation with no warnings, errors or reminders.
Yellow The analyzer is in operation with active warnings or reminders.
Red The analyzer is not in operation due to an error condition. A serious
problem has occurred.
User interface and navigation
Keypad description
Refer to Figure 2 for the keypad description and navigation information.
Figure 2 Keypad description
1 Display 6 Diag: enter the DIAG/TEST MENU
2 Navigation keys UP, DOWN: scroll
menus, scroll measurement
channels, enter numbers and letters
7 Cal: enter the CALIBRATE MENU
3 Navigation keys RIGHT, LEFT:
switch measurement displays,
select options, navigate data entry
fields
8 Back: go back to the previous menu
4 Home: go to the main measurement
screen
9 Menu: select options from the
analyzer main menu
5 Enter: confirm and open sub-menus
Display description
Refer to Figure 3 for the measurement screen descriptions. Refer to
Figure 4 for the system status descriptions.
English 5