• Make sure that the DIP-switch settings on the old controller board are the same for the new controller
board. Do not change the DIP switches on the controller board in the field.
HDD Fan
1. Controller unit (*p.286 "Controller Unit")
2. HDD fan cover [A] ( x 2)
3. HDD fan [B] ( x 3, x 1)
HDD
1. Controller unit (*p.286 "Controller Unit")
2. Remove the HDD [A] with the bracket ( x 4, x 2).
4. Replacement and Adjustment
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