Removal and Replacement Procedures

5.22 System Board

System Board Spare Part Number Information

855, for use on full-featured models with Intel Pentium M

381062-001

processors (includes a disk cell RTC battery)

 

855GM, for use on full-featured models with Intel Pentium M

373522-001

processors

 

852GM, for use on defeatured models with Intel Celeron M

373523-001

processors

 

PC Card assembly

389525-001

 

 

✎All system board spares kits include a disk cell RTC battery.

✎When replacing the system board, ensure that the following components are removed from the defective system board and installed on the replacement system board:

■Memory modules (Section 5.7)

■Mini PCI communications module (Section 5.8)

■Heat sink (Section 5.15)

■Processor (Section 5.17)

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Maintenance and Service Guide