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Sun Blade 1000 (A28)
Sun Blade 2000 (A29)
Sun Fire 280R (A35)
Netra 20 (N28)

Options 7050 / 7051 / 7052 / 7053 / 7061 / 7062 / 7063

501-4489 501-5030 501-5031 501-5401
128MB
3.3V ECC
7ns SDRAM
Option 7050
512MB
3.3V ECC
7ns SDRAM
Option 7051
1GB
3.3V ECC
7ns SDRAM
Option 7052
256MB
3.3V ECC
7ns SDRAM
Option 7053
540-6173 501-6174 501-6175
1GB CR1/LC1
3.3V ECC
7ns SDRAM
Option 7063
512MB CR1/LC1
3.3V ECC
7ns SDRAM
Option 7062
256MB CR1/LC1
3.3V ECC
7ns SDRAM
Option 7061

Memory Map

U0407 Group 1 Bank 1/3 fa000000 - 1f3ffffff
U0406 Group 0 Bank 0/2 00000000 - f9ffffff
U0305 Group 1 Bank 1/3 fa000000 - 1f3ffffff
U0304 Group 0 Bank 0/2 00000000 - f9ffffff
U0203 Group 1 Bank 1/3 fa000000 - 1f3ffffff
U0202 Group 0 Bank 0/2 00000000 - f9ffffff
U0101 Group 1 Bank 1/3 fa000000 - 1f3ffffff
U0100 Group 0 Bank 0/2 00000000 - f9ffffff

System Codenames

System Codename
Sun Blade 1000 Excalibur
Sun Fire 280R Littleneck
Netra 20 Lightweight 2+

Notes

  1. The minimum requirement is four DIMMs of equal size in any group.
  2. DIMMs can be installed in any group order.
  3. Each group addresses 4GB of memory.
  4. The DIMMs in Group 0 do not need to be the same size as those in Group 1.
  5. The 501-6173/6174/6175 are 13mm taller than other listed DIMMs.
  6. The 501-6173/6174/6175 are for use in the Sun Blade 1000/2000 and Sun Fire 280R and are not qualified in any other system.
  7. Memory slots (Jxxxx) map to same-numbered DIMMs (Uxxxx):
    Slot DIMM
    J0407 U0407
    J0406 U0406
    J0305 U0305
    J0304 U0304
    J0203 U0203
    J0202 U0202
    J0101 U0101
    J0100 U0100

References

  1. Sun Blade 1000 Service Manual, 805-4496.
  2. Sun Blade 1000 and 2000 Service Manual, 816-3217.
  3. Sun Fire 280R Server Owner's Manual, 806-4806.
  4. Netra 20 Service and System Reference Manual, 806-7336.

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