IBM ServeRAID M5014, User Manual, Page: 78 / 106

7-2 ServeRAID M5000 Series Battery Assembly Specifications
30–90 days: 0–40° C
> 90 days: 0–30° C
7.2 Battery Life and Data Retention Time
The configuration utilities display a counter showing the number of times
the BBU has been recharged. When you install a new battery assembly,
the battery recharge cycle counter for the BBU is automatically set to
zero. For instructions on installing the BBU, see
Section 5.1, “Installing
the ServerRAID M5000 Series Battery Assembly on a Controller.”
For optimal performance, replace the battery backup unit every three
years, or as advised by the warning messages.
The data retention time shown in Table 7.2 is approximate. They can
vary based on a number of factors, including the following:
Table 7.1 ServeRAID M5000 Series Battery Assembly
Specifications
ServeRAID M5000
Series Battery
Assembly
Fast Charge Rate 500 mAH
Battery Pack 1 cell
Mechanical 2.611” x 2.122”
Battery Capacity 1350 mAH
Charge Circuitry Card Yes
Memory Technology DDR2 SDRAM (1.8V)
Battery Fast Charge Time ~3 hours
Socket Type N/A
Module Support DDR2
Cache Memory Size Supported 128 MB - 512 MB
Memory Bus Speed 800 MHz
Memory Bus Width Maximum 72 bit
Error Correcting Capability (ECC) N/A
Auxiliary Yes