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Articles / TULARC / PC info / Motherboards / Motherboards / |  |
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3000HD (DISCRETE VERSION) Motherboard Settings and Configuration |
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TANDY/RADIO SHACK
3000HD (DISCRETE VERSION)
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Processor |
80286 |
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Processor Speed |
8MHz |
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Chip Set |
C & T |
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Video Chip Set |
None |
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Maximum Onboard Memory |
640KB |
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Maximum Video Memory |
None |
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Cache |
None |
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BIOS |
Unidentified |
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Dimensions |
462mm x 458mm |
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I/O Options |
None |
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NPU Options |
80287 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Label |
Position | |
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» |
Monitor type select monochrome |
J1 |
Pins 1 & 2 closed |
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Monitor type select color |
J1 |
Pins 2 & 3 closed | |
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DRAM CONFIGURATION | ||
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Size |
Bank 0 |
Bank 1 |
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512KB |
(18) 41256 |
None |
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640KB |
(18) 41256 |
(18) 4164 |
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Note: The location of banks 0 & 1 are unidentified. | ||
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DRAM JUMPER CONFIGURATION | |
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Size |
J2 |
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512KB |
Open |
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640KB |
Closed |
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BIOS SELECTION | ||||
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Type |
J3 |
J4 |
J5 |
J6 |
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27128 |
Closed |
Closed |
Open |
Open |
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27256 (not used) |
Open |
Open |
Closed |
Closed |
3000HD (DISCRETE VERSION), motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections
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