LION COMPUTERS, INC.
LOCAL ISA 486 USA REV.1
|
Processor |
80486SX/80487SX/80486DX/ODP486SX/80486DX2/ODP586SX |
|
Processor Speed |
20/25/33/40(Internal)/50(Internal)/50/66(Internal)MHz |
|
Chip Set |
C & T |
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Max. onboard DRAM |
32MB |
|
Cache |
64/128/256KB |
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BIOS |
AMI |
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Dimensions |
220mm x 218mm |
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I/O Options |
32-bit VESA local bus slots (2) |
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NPU Options |
None |
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CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
JP10 |
External battery |
JP17 |
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Speaker |
JP11 |
Turbo switch |
JP32 |
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Power LED & keylock |
JP13 |
32-bit VESA local bus slot |
S1 |
|
Reset switch |
JP15 |
32-bit VESA local bus slot |
S2 |
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USER CONFIGURABLE SETTINGS |
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|
Function |
Jumper |
Position |
|
|
Factory configured - do not alter |
JP1 |
Closed |
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Factory configured - do not alter |
JP9 |
pins 2 & 3 closed |
|
|
Monitor type select color |
JP12 |
Closed |
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Monitor type select monochrome |
JP12 |
Open |
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CMOS memory normal operation |
JP16 |
pins 1 & 2 closed |
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CMOS memory clear |
JP16 |
pins 2 & 3 closed |
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Factory configured - do not alter |
JP29 |
pins 2 & 3 closed |
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|
Factory configured - do not alter |
JP36 |
pins 1 & 2 closed |
|
|
VESA video card chipset type select S3 or Western Digital |
JP37 |
pins 1 & 2 closed |
|
|
|
VESA video card chipset type select other |
JP37 |
pins 2 & 3 closed |
|
Factory configured - do not alter |
JP38 |
pins 1 & 2 closed |
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|
Factory configured - do not alter |
JP100 |
Open |
|
|
Factory configured - do not alter |
JP101 |
Open |
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|
Factory configured - do not alter |
JP102 |
pins 2 & 3 closed |
|
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Note: JP37 is present only on the Rev.1 system boards. |
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DRAM CONFIGURATION |
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|
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 |
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CACHE CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
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CACHE JUMPER CONFIGURATION |
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|
Size |
JP6 |
JP7 |
JP8 |
|
64KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 4 closed |
|
128KB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
256KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
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VESA WAIT STATE (ID2) CONFIGURATION |
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|
Wait states |
CPU speed |
ID2 |
|
0 wait states |
£ 33MHz |
Closed |
|
1 wait state |
> 33MHz |
Open |
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VESA BUS SPEED (ID3) CONFIGURATION |
|
|
CPU speed |
ID3 |
|
£ 33MHz |
Open |
|
> 33MHz |
Closed |
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CPU SPEED CONFIGURATION |
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|
Speed |
JP30 |
|
20MHz |
pins 2 & 3 closed |
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25MHz |
pins 2 & 3 closed |
|
33MHz |
pins 1 & 2 closed |
|
40i MHz |
pins 2 & 3 closed |
|
50i MHz |
pins 2 & 3 closed |
|
50MHz |
pins 1 & 2 closed |
|
66i MHz |
pins 1 & 2 closed |
|
CPU TYPE CONFIGURATION |
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|
Type |
JP2 |
JP3 |
JP4 |
JP5 |
|
80486SX |
pins 1 & 2 closed |
Open |
Open |
Open |
|
80487SX |
pins 2 & 3 closed |
Closed |
pins 1 & 2 closed |
Closed |
|
80486DX |
pins 2 & 3 closed |
Closed |
pins 2 & 3 closed |
Open |
|
ODP486SX |
pins 2 & 3 closed |
Closed |
pins 1 & 2 closed |
Closed |
|
80486DX2 |
pins 2 & 3 closed |
Closed |
pins 2 & 3 closed |
Open |
|
ODP586SX |
pins 2 & 3 closed |
Closed |
pins 1 & 2 closed |
Closed |