Chapter 2 Installation
BU 802 Battery Backup Unit Installation
2-26
TA 102/202 Technical Support Guide
If your BU 802 Battery Backup Unit is using a Default Battery Status LED pattern, use
Table 2-1 to determine battery pack status.
If your BU 802 Battery Backup Unit is using an Optional Battery Status LED pattern,
use Table 2-2 to determine battery pack status
Table 2-1
Battery LED Status Conditions, Default Pattern
LED Color
Battery Status
Green
Battery packs are fully charged.
Flashing Green
Battery packs are in a discharge mode.
Amber
Battery packs are charging.
Flashing Amber
Battery pack power is less than 25% of maximum capacity.
Red
One of the two installed battery packs is defective.
Flashing Red
Both installed battery packs are defective, or no battery packs have been installed.
Dark
Battery packs have not been installed and the Power Adapter is not supplying the
BU 802 with DC voltage—most likely not connected to the BU 802.
Table 2-2
Battery LED Status Conditions, Optional Pattern
LED Color
Battery Status
Green
Battery packs are fully charged.
Flashing Green
Battery packs are charging.
Amber
Battery pack power is less than 25% of maximum capacity.
Flashing Amber
One or both of the installed battery packs is defective or are missing.
Dark
Battery packs have not been installed and the Power Adapter is not supplying the
BU 802 with DC voltage—most likely not connected to the BU 802.