5–62 Maintenance and Service Guide
Removal and Replacement Procedures
5.21 System Board
✎
When replacing the system board, ensure that the following
components are removed from the defective system board and
installed on the replacement system board:
■ RTC battery (Section 5.5)
■ Memory modules (Section 5.7)
■ Mini Card module (Section 5.8)
■ Modem module (Section 5.16)
■ ExpressCard assembly (Section 5.22)
■ Fan/heat sink assembly (Section 5.23)
■ Processor (Section 5.24)
System Board Spare Part Number Information
For use only with computer models using Intel processors:
PM/G72M-V for use with full-featured computer models using
Intel processors
GM for use with full-featured computer models using
Intel processors
GMZ for use with defeatured computer models using
Intel processors
417035-001
417036-001
417037-001
For use only with computer models using AMD processors:
For use with full-featured computer models
For use with defeatured computer models
431483-001
431844-001
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