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ALR 32-bit Memory Expansion (Rev. B)
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Jumper Settings
Card Type |
Memory card |
Maximum Onboard Memory |
4MB |
Data Bus |
16-bit ISA |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(18) 41256 |
None |
None |
None |
2MB |
(18) 41256 |
(18) 41256 |
None |
None |
3MB |
(18) 41256 |
(18) 41256 |
(18) 41256 |
None |
4MB |
(18) 41256 |
(18) 41256 |
(18) 41256 |
(18) 41256 |
DRAM JUMPER CONFIGURATION | ||
Size |
W1 |
W2 |
512KB |
Open |
Open |
1MB |
Open |
Closed |
1.5MB |
Closed |
Closed |
2MB |
Closed |
Closed |
3MB |
Closed |
Closed |
4MB |
Closed |
Closed |