Troubleshooting and Repair 4-37
Figure Section 4-23 Real-Time Clock Battery
System Board Removal
System boards are identified with the system unit at the factory. After replacing the system
board, the unit model number, serial number, and system board revision should be restored
in the NVRAM. Refer to the “Asset Management Identification” subsection earlier in this
section for instructions. Remove the system board from the chassis as follows.
1.
Remove the following components as previously described.
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top cover
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expansion slot boards
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memory expansion board
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5 1/4-inch device cage
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3 1/2-inch drive cage
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3 1/2-inch diskette drive bracket
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power supply
SW4
RTC/Battery