UPS operations 38
UPS operations
Modes of operation
The UPS has five modes of operation:
•
Standby mode (on page
38
)
•
Operate mode (on page
38
)
•
Configure mode (on page
39
)
•
Battery mode (on page
39
)
•
Auto-Bypass mode (on page
39
)
Standby mode
In Standby mode:
•
No power is available at the UPS output receptacles.
•
The UPS charges the batteries as necessary.
The UPS can be placed in Standby mode when the UPS is in Operate mode (on page
38
).
To place the UPS in Standby mode, press and hold the Off button until the audible alarm sounds and the
Utility LED flashes. Power to the load ceases.
When fault conditions occur in Standby mode, the UPS enters Converter Off mode ("
UPS is in Converter
Off mode
" on page
54
).
IMPORTANT:
While in Standby mode, the UPS maintains the charge on the batteries, but no
power is available at the output receptacles. The UPS remains in Standby mode until an
alternate mode is selected or until utility power is removed.
For the location of buttons, see "UPS front panel controls (on page
8
)."
For the location of LEDs, see "UPS front panel LED indicators (on page
8
)."
Operate mode
In Operate mode:
•
Power is available at the UPS receptacles.
•
The UPS charges the batteries as necessary.
The UPS can be placed in Operate mode if the UPS is powered up and in Standby mode (on page
38
).
To place the UPS in Operate mode, press the On button. The Utility LED illuminates, indicating that power
is available at the UPS output receptacles. The UPS acknowledges compliance with a short beep.
If the UPS is off (no LEDs are illuminated), press the On and Battery Start buttons simultaneously to start the
UPS on battery power.
Summary of Contents for Presario R3000 - Notebook PC
Page 1: ...HP UPS R T3000 User Guide Part Number 507932 002 December 2009 Second Edition ...
Page 21: ...Installation 21 Connecting the USB communications port Connecting the REPO port ...
Page 29: ...Installation 29 Installing the extension bars if included ...
Page 32: ...Installation 32 Attaching the ERM front bezel ...
Page 76: ...Acronyms and abbreviations 76 UPS uninterruptible power system USB universal serial bus ...
