11. Insert the controller into the chassis.
a. Make sure that the release levers on the controller are in the open position.
b. Slide the controller into the bay until it stops.
c. Push the release levers to the closed position.
After you replace a controller cache battery, reset the battery age timer. For
information about resetting the batter age timer, see the DS Storage Manager
software online help.
Replacing the memory cache DIMM
Attention: To avoid damage to the DIMM, you must first remove the memory
cache battery and wait the required time period before you install or remove the
DIMM. Follow the instructions in this procedure exactly.
Use these procedures if you are replacing a failed DIMM or if you are removing and
installing the DIMM as directed in “Replacing a controller” on page 96.
The following illustration shows the location of the memory cache DIMM.
Removing the DIMM
To remove the DIMM from the controller, complete the following steps:
1. Read the safety information that begins on page xiii and “Best practices
guidelines” on page 5.
2. Remove the controller from the chassis.
Battery connector
Captive fastener
Memory cache battery
Memory
cache DIMM
Host adapter
or filler panel
Figure 93. Memory cache DIMM location
120 System Storage DS3500 and EXP3500: Installation, User’s, and Maintenance Guide
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