User`s guide

32 007-5688-001
5: Advanced Severboard Setup
Serverboard Quick Reference
Installing Memory
Caution: Exercise extreme care when installing or removing DIMM modules to prevent any
possible damage.
SGI Rackable C2108-TY10 serverboard supports up to 144 GB of DDR3 1333/1066/800
registered ECC SDRAM in 18 DIMM slots. Three-way interleaved memory is supported. For
optimal memory performance, install DIMMs three at a time. Use memory modules of the same
type and speed. See the following table for memory installation.
Install DIMMs
Perform the following steps to install memory modules, as follows:
1. Insert the DIMM module vertically and press down into its slot until it snaps into place. Pay
attention to the alignnment notch at the bottom of the module to avoid installing incorrectly
(see Figure 5-4 and Figure 5-5). Insert the desired number of DIMMs into the memory slots,
beginning with DIMM #1A and DIMM #2A, then DIMM #3A and DIMM #4A, etc. (see
Table 5-1 Jumper Descripton
Jumper Description Default Setting
JBT1 CMOS Clear See Section 5-10
J12 SMB to PCI-Exp. Slots Pins 2-3 (Disabled)
J13 SMB to PCI-X Slots Pins 2-3 (Disabled)
J21 Watch Dog Enable/Disable Pins 1-2 (Reset)
JP3 IDE Enable/Disable Pins 1-2 (Enabled)
JPG1 VGA Enable/Disable Pins 1-2 (Enable)
JPL1 LAN1/2 Enable/Disable
Pins 1-2 (Enabled)
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