Removal and Replacement Procedures
Compaq ProLiant BL20p Server Blade Maintenance and Service Guide
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COMPAQ CONFIDENTIAL
Codename: AvalancheX Part Number: 316080-001 Last Saved On: 12/18/02 11:31 AM
System Board
To remove the system board:
1. Power down the server blade and remove it from the server blade enclosure. Refer to the
“Server Blade Preparation” section in this chapter.
2. Remove the access panel. Refer to the “Access Panel” section in this chapter.
3. Remove the DIMMs. Refer to the “DIMMs” section in this chapter.
4. Remove the PPMs. Refer to the “Processor Power Module” section in this chapter.
5. Remove the processor assemblies. Refer to the “Processor Assembly” section in this
chapter.
6. Remove the Battery-Backed Write Cache Enabler, if the option is installed. Refer to the
“Battery-Backed Write Cache Enabler” section in this chapter.
7. Remove the blower assembly. Refer to the “Blower Assembly” section in this chapter.
8. Remove the Compaq Smart Array 5i Controller module. Refer to the “Compaq Smart
Array 5i Controller Module” section in this chapter.
9. Remove the NIC module. Refer to the “NIC Modules” section in this chapter.
10. Remove the SCSI backplane. Refer to the “SCSI Backplane” section in this chapter.
11. Remove the system board battery. Refer to the “Battery” section in this chapter.
12. Loosen the system board thumbscrew.
Figure 2-19: Loosening the system board thumbscrew
