Maintenance and Replacement
8–11
1070 073 822-104 (02.06) GB
7. Restore power to the system.
Observe the “UPS” LED display on the front panel:
D Battery pack already charged: UPS LED Off
D Battery pack discharged: UPS LED flashes red
Wait approx. 5 hours until the battery pack is fully charged, and the
UPS LED extinguishes.
. If the new rechargeable battery pack has not been charged, there will
not be sufficient UPS protection to effect a controlled shutdown of the
PC. Therefore, install fully charged batteries if at all possible.