APC VS 50 - Manual (Page 33)

Magnum VS –48 Vdc User’s Manual Page 28
J1
1
1 1
10 1
6 5
J5
J3
J13
J9 J8
J2
J12
J4
DB9 - RS232 Port
MAJOR
DC GOOD
MINOR
OUT RLY
VR1
J10
J11
System Voltage Select
SNMP Interface
Vtrim Dropout
Parameter Change Lockout Firmware Change
Positive Test Jack
Negative Test Jack
Display Contrast
"HEARTBEAT" LED
Display Interface
Display Backlight Power
1
J6
Keypad Interface
Figure 6.2-1 Controller Card Jumper Locations
6.3. Controller with Display
Refer to Figure 6.3-1 for the front panel layout. The keypad consists of five buttons: , ,
↵
(Enter), ESC (Escape) and “?” or Help key. The displays available consist of selection menus,
informational displays and editable displays.
Selection Menus – permit the display of multiple items. The up and down keypads allow the user
to scroll up and down among the selections. The item indicated by the right carrot is the pre-
selected item. The
↵ selects the function and the display changes to that item. The ESC keypad
will take you back to the previous menu.
Information displays – display power plant information in a preformatted display. The information
is dynamic.
Editable Displays – permit the change of certain parameters within the power plant. The PIN or
password will need to be entered before parameters can be changed. Once the PIN is entered
it will not be required to be entered a second time that session. The up, down and enter keys
are used to modify the value.
The screen will revert to the language selection screen after a controller reset. Choices are
English and Chinese.