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3-76 Machine Maintenance
Replacing the Lower Case 0
1. Place the lower case into the upper case, making sure the I/O ports of the mainboard are
extruding from their port holes.
Figure 3-127. Lower Case
2. Secure the lower case using twelve screws.
Figure 3-128. Lower Case Screws
Table 3-128. Screws
Step Screw Quantity Screw Type
Lower Case Reassembly M2 x L4.5 12