User guide

Hardware options installation 24
• Install only ECC PC2-5300 Registered DDR2 SDRAM DIMMs that meet the following specifications:
o Supply voltage: 1.8 V
o Bus width: 72 bits
• Always install DIMMs in sequence (1A, 2B, 3C, 4D).
Each server supports up to 16 GB of memory when 4-GB memory modules are installed. The amount of
memory supported is independent of the processor configuration.
Each server supports multiple memory modes, based on DIMM population. The system will default to
Advanced ECC. To select a mode, use RBSU ("HP ROM-Based Setup Utility" on page 45).
Installing DIMMs
To install the component:
1. Power down the server blade (on page 13).
2. Remove the server blade (on page 14).
3. Access the internal server components (on page 14).
4. Open the DIMM slot latches.
IMPORTANT: Always install memory in pairs of two identical DIMMs.
5. Install the DIMM.
6. Install the server B assembly ("Install server B assembly" on page 15).
7. Install the server blade ("Installing a server blade" on page 19).
Mezzanine card option
Optional mezzanine cards are classified as Type I mezzanine cards and Type II mezzanine cards. The
server blade supports only Type I mezzanine cards.