Ultra 80 Memory Riser

Ultra 80 / Enterprise 420R / Netra t 1400/1405

501-5218
0MB FRU

Notes

1. The minimum requirement is four DIMMs in any bank.
2. The recommended installation sequence is Bank 0, 2, 1, 3.
3. DIMMs are required on both the Riser Board and the System Board.
4. Memory is 2-way interleaved when the same size DIMMs are installed in Banks 0 and 1.
5. Memory is 4-way interleaved when the same size DIMMs are installed in Banks 0, 1, 2, and 3.
6. Damage to the Mictor Connectors can occur if DIMMs are installed or removed when the Riser Board is installed on the System Board.
7. Each bank addresses 1GB of memory.

Torque Requirements

1. Use torque tool 340-6091-02 to install the memory riser board.
2. Tool 340-6091 is included with systems that use the memory riser board.
3. A torque driver set to 4.0 - 4.5 in/lbs with a #2 Square Drive bit may be used to install the memory riser board.

References

1. Ultra 80 Service Manual, 805-6618.
2. Ultra 80 Product Note, 806-1457.
3. Memory Riser Assembly Damage Caution, 806-2892.