Toshiba 4200FA Power Supply User Manual


 
TOSHIBA
51
5.21.4 BATT Key
When the BATT key is pressed during normal 'AC Input Mode' of operation, the LCD
screen displays details about the battery capacity. The following system message is
displayed:
- UPS ON-LINE -
BATTERY VOLTAGE=324V
CHARGE CURR.=0%
If an AC input power failure occurs, and no abnormal operating conditions are
present, the UPS will switch to standard 'Battery Backup Mode'. The following system
message is displayed when the BATT key is pressed:
- BATTERY BACKUP –
BATTERY VOLTAGE=324V
DISCHARGE CURR. =76%
5.21.5 MENU, F1, ENTER, UP, & DOWN Keys
When the MENU key is pressed during normal ‘AC Input Mode’ of operation, a menu
of user adjustable data screens are available. Press 'up' arrow key to scroll up
through the available data screens. Press 'down' arrow key to scroll down through the
available data screens. Pressing the F1 key changes to the adjustment screen for
that menu item. Press 'up' arrow to move display to previously available item. Press
'down' arrow to move display to next available item. From the adjustment screen, if
the MENU key is pressed any changes are discarded and the display returns to the
regular menu screen with the previous data values shown. If the “ENTER” key is
pressed from the adjustment screen, the changes are saved. After pressing the
“ENTER” key, the display screen will return to the regular menu screen with the new
data values shown (see "Menu Data Screens").
5.21.6 BATT TEST Key
When the BATT TEST key is pressed during normal 'AC Input Mode' of operation,
the LCD screen displays details about the battery back-up capacity. The following
system message is displayed:
- BATTERY TEST –
BATTERY VOLTAGE=324V
> F1+ENTER TO BEGIN
Press the F1+ ENTER keys at the same time to begin the battery test and to display
the following screen while batteries are tested:
- BATTERY TEST -
BATTERY VOLTAGE=324V
## MINS ## SECS
> PLEASE WAIT