GE Industrial Solutions GPS4827 - Manual (Page 15)

Galaxy Power System GPS4827
13
Pushbutton Keys
A group of pushbutton keys below the backlit LCD display provides the
primary user interface with the controller. These keys are used singly or in
combination to navigate through the controller’s menus.
The following is a general description of the pushbutton keys:
•
ESCAPE: Return to the immediate higher level menu.
•
HELP: Displays limited on-line help information.
•
MENU: View the MAIN menu.
•
ENTER: Select a menu item.
•
Up arrow: Moves the cursor up one line.
• Down arrow: Moves the cursor down one line.
• Left arrow: Moves the cursor left one field.
•
Right arrow: Moves the cursor right one field.
•
+ and -: Increase or decrease parameter values.
•
Lamp test: Tests the controller’s circuit board LEDs and front panel LEDs. It
will also test the indicators of serially connected rectifiers.
Access Panel
A rubber flap can be opened to access the local port connector. The DB-9
local port connector supports standard RS232 serial communication. Refer
to the Galaxy Millennium II Controller product manual for additional details
on port configuration and isolation.