Promise Technology M300i, M500i, M300p, M500p, M300f, M200i, M200p Replace Cache Battery M500f/i/p

VTrak M-Class Product Manual

Replace Cache Battery – M500f/i/p

The cache battery is located in the Cooling Unit 1 (the left one). The battery is replaced as an individual part. No tools are required for this procedure.

Cautions

•Try reconditioning the battery before you replace it. See “Battery” on page 120 for more information.

•Installing an incorrect replacement battery may result in an explosion.

•Dispose of used batteries according to the instructions that accompany the battery.

•While the battery is removed, your system will be vulnerable to a power failure. Temporarily set your cache policy to write- through before starting this procedure. See “Logical Drive Settings” on page 144 (WebPAM PROe) or “Logical Drive Settings and Functions” on page 189. (CLU).

•If power service has failed, do not remove the cooling unit if the Controller’s Dirty Cache LED is flashing. See “Unsaved Data in the Controller Cache” on page 295.

Note that the Battery LED on Cooling Unit 2 is always dark.

To replace a cache battery, do the following:.

Battery LED

1.Verify that the battery LED is amber or red (above).

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