4 Replacement Procedures 4.21 System Board
4 Replacement Procedures
4.21 System Board
Removing the System Board
To remove the system board, follow the steps below and refer to figure 4-31.
1. Remove the following screws securing the plastic holder and the system board.
• M2.5×6 FLAT HEAD screw ×3
M2.5×6 FLAT HEAD screws
Key bracket
System board
Plastic holder
Guide
Modem jack
Figure 4-31 Removing the System board
2. Lift up the system board from the DC-IN cable side and remove it. When removing,
press slightly the left part of the rear frame (“A” in the figure) of the chassis outside.
3. Remove the modem jack.
4. Remove the key bracket on the left side of the chassis outside.
4-56 Satellite A20 Maintenance Manual (960-444)
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