Identifying Components
3-4
HP UPS R12000 XR Models Maintenance and Service Guide
HP CONFIDENTIAL
Codename: Sierra Part Number: 221273-001 Last Saved On: 7/31/02 8:58 AM
LED Indicators
Figure 3-4: Front panel LED display
Item
Description Symbol Meaning/Function
1 Utility
Solid Green
Normal operation
Rapidly Flashing Green—Startup in progress
Slowly Flashing Green
Standby mode (batteries charging)
2 Battery
Solid Amber
UPS is running on battery power
Flashing Amber
Battery test in progress
3 Bypass
Solid Amber
UPS is in Bypass mode
Flashing Amber—Bypass not available
4 Alarm
Solid Red
One or more alarms may be present or active
5 Redundant
Solid Green
Redundant mode (one or more redundant electronics
modules operating in system)
Flashing Green—Battery self-test initiated
Off
Nonredundant (not Redundant mode)
NOTE:
•
Upon first powering up, the time required for the UPS to reach Standby mode ranges from
45 seconds to several minutes, depending on the battery state of charge.
•
In Standby mode, the batteries charge and there is no output to the load.
•
If
no
electronics modules are installed and utility is present, the LED lights cycle. In this situation,
the unit will be in either Bypass or Standby mode.