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Articles / TULARC / PC info / Motherboards / Motherboards / |  |
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J-302 386DX/486DLC CACHE Motherboard Settings and Configuration |
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UNIDENTIFIED
J-302 386DX/486DLC CACHE
|
Processor |
80386DX/CX486DLC |
|
Processor Speed |
33/40MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
64MB |
|
Cache |
128KB |
|
BIOS |
AMI/Award |
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Dimensions |
220mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
80387DX |
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CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J1 |
Turbo LED |
JP5 |
|
Power LED & keylock |
J16 |
Speaker |
JP6 |
|
Turbo switch |
JP4 |
Reset switch |
S1 |
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USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
CMOS memory normal operation |
JP1 |
pins 2 & 3 closed |
|
CMOS memory clear |
JP1 |
pins 1 & 2 closed | |
|
» |
Monitor type select color |
JP2 |
Closed |
|
Monitor type select monochrome |
JP2 |
Open | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
64MB |
(4) 16M x 9 |
NONE |
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
TAG |
|
128KB |
(4) 32K x 8 |
(1) 8K x 8 |
|
Note: Cache is factory installed and is not configurable. | ||
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CPU SPEED CONFIGURATION | |||
|
Speed |
JP7 |
JP8 |
JP9 |
|
33MHz |
Open |
Closed |
Open |
|
40MHz |
Closed |
Closed |
Open |
J-302 386DX/486DLC CACHE, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections
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