3-8 Preparation
Hitachi Compute Rack 220H CRU Replacement Guide
Removing the rear top cover
1. Slide out the system from the rack cabinet.
See Sliding out the system unit from a rack cabinet on page 3-5.
2. Remove the front top cover.
See Removing the front top cover on page 3-7.
Remove the front top cover before removing the rear top cover.
Otherwise the front edge of the rear top cover is caught on the front
top cover and may be deformed.
3. Loosen the captive screw at the rear of the system.
4. Press and slide the rear top cover toward the rear of the system.
5. Lift up and remove the rear top cover from the system.
Figure 3-6: Remove the rear top cover
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