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Last updated: November 26, 1999


Ultra 80 / Enterprise 420R / Netra t 1400/1405
(A27)

Options 7043 / 7005

501-5691 501-4743
64MB 5V ECC
60ns DIMM
Option 7043
256MB 5V ECC
60ns DIMM
Option 7005

Memory Map

RISER
BOARD
SYSTEM
BOARD
BANK ADDRESS
U0301
U0302



U1301
U1302
0
0
0
0
0000 0000 - 3fff ffff
0000 0000 - 3fff ffff
0000 0000 - 3fff ffff
0000 0000 - 3fff ffff
U0401
U0402



U1401
U1402
1
1
1
1
4000 0000 - 7fff ffff
4000 0000 - 7fff ffff
4000 0000 - 7fff ffff
4000 0000 - 7fff ffff
U0303
U0304



U1303
U1304
2
2
2
2
8000 0000 - bfff ffff
8000 0000 - bfff ffff
8000 0000 - bfff ffff
8000 0000 - bfff ffff
U0403
U0404



U1403
U1404
3
3
3
3
c000 0000 - ffff ffff
c000 0000 - ffff ffff
c000 0000 - ffff ffff
c000 0000 - ffff ffff

Notes

  1. The minimum requirement is four DIMMs in any bank.
  2. DIMMs are required on both the Riser Board and the System Board.
  3. DIMMs can be installed in any bank order.
  4. Each bank addresses 1GB of memory.
  5. 64MB DIMM 501-2480 and 128MB DIMM 501-3136 are not supported.
  6. 16MB and 32MB DIMMs are not sold for the Ultra 80.

Reference

Ultra 80 Service Manual, 805-6618.Internet Link


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