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DSN-1100 Hardware Reference Guide 25

Appendix A Replacing and Upgrading FRUs

This appendix describes how to replace or upgrade the Field Replaceable Units (FRUs) in your

DSN-1100 storage system. FRUs that can be replaced or upgraded include:

 Battery Pack

 System and buffer memory

 SATA drives

 Fans

 Power supply

A.1 Removing the Cover

To remove the cover, use the following procedure.

1. Power down the DSN-1100 storage system and remove the power cord from the back

panel.

2. Attach an ESD-preventive wrist strap.

3. Remove the six screws as shown in Figure A-1.

4. Slide the cover towards the rear and remove as shown in Figure A-2.

5. To replace the cover, reverse these steps.

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