UNIDENTIFIED
VEGA VS3486AIO-2VL
|
Processor |
80386DX/80486SX/80487SX/80486DX/ODP486SX/80486DX2 |
|
Processor Speed |
20/25/33/40/50(internal)/50/66(internal) |
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Chip Set |
Symphony |
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Max. onboard DRAM |
32MB |
|
Cache |
64/256/1024KB |
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BIOS |
AMI |
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Dimensions |
330mm x 218mm |
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I/O Options |
32-bit VESA local bus slots (2), floppy drive interface, game port IDE interface, parallel port, serial ports (2) |
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NPU Options |
None |
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CONNECTIONS |
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Purpose |
Location |
Purpose |
Location |
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Floppy drive interface |
FDC |
32-bit VESA local bus slot |
S1 |
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Game port |
GP |
32-bit VESA local bus slot |
S2 |
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IDE interface |
IDE |
Serial port 1 |
SC1 |
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External battery |
J2 |
Serial port 2 |
SC2 |
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Power LED & keylock |
KEYL |
Speaker |
SPKR |
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Parallel port |
PC |
Turbo LED |
TLED |
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Reset switch |
RSET |
Turbo switch |
TSW |
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Note: A DS146818A must be installed and the DS1287 removed, to use an external battery. |
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USER CONFIGURABLE SETTINGS |
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Function |
Jumper |
Position |
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CMOS memory normal operation |
J3 |
pins 1 & 2 closed |
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CMOS memory clear |
J3 |
pins 3 & 4 closed |
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Battery select internal |
JP2 |
Closed |
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Battery select external |
JP2 |
Open |
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BIOS type select regular (27C512) |
JP3 |
pins 1 & 2 closed |
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BIOS type select flash (28F001BX) |
JP3 |
pins 2 & 3 closed |
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|
Factory configured - do not alter |
JP32 |
pins 2 & 3 closed |
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Parallel port (PC) select IRQ5 |
W7 |
pins 1 & 2 closed |
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Parallel port (PC) select IRQ7 |
W7 |
pins 2 & 3 closed |
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Serial port 2 (SC2) select IRQ3 |
W8 |
pins 1 & 2 closed |
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Serial port 2 (SC2) select IRQ4 |
W8 |
pins 2 & 3 closed |
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Serial port 1 (SC1) select IRQ3 |
W11 |
pins 1 & 2 closed |
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Serial port 1 (SC1) select IRQ4 |
W11 |
pins 2 & 3 closed |
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Floppy drive enabled |
W12 |
pins 1 & 2 closed |
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Floppy drive disabled |
W12 |
pins 2 & 3 closed |
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Note: J3 & JP2 will not function unless the DS1287 RTC is replaced with a DSA146818A RTC. |
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SERIAL PORT 1 (SC1) CONFIGURATION |
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COM |
I/O Address |
W1 |
W2 |
|
COM1 |
3F8h |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
COM2 |
2F8h |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
COM3 |
3E8h |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
N/A |
pins 2 & 3 closed |
pins 2 & 3 closed |
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SERIAL PORT 2 (SC2) CONFIGURATION |
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|
COM |
I/O Address |
W3 |
W5 |
|
COM1 |
3F8h |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
COM2 |
2F8h |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
COM4 |
2E8h |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
N/A |
pins 2 & 3 closed |
pins 2 & 3 closed |
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PARALLEL PORT (PC) CONFIGURATION |
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LPT |
I/O Address |
W6 |
W9 |
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LPT1 |
378h |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
LPT2 |
278h |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
LPT3 |
3BCh |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
N/A |
pins 2 & 3 closed |
pins 2 & 3 closed |
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IDE INTERFACE CONFIGURATION |
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Mode |
JA1 |
W4 |
W10 |
|
Enabled |
Closed |
Closed |
pins 1 & 2 closed |
|
Disabled |
Open |
Open |
pins 2 & 3 closed |
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DRAM CONFIGURATION |
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Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
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2MB |
(4) 256K x 9 |
(4) 256K x 9 |
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4MB |
(4) 1M x 9 |
NONE |
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5MB |
(4) 256K x 9 |
(4) 1M x 9 |
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8MB |
(4) 1M x 9 |
(4) 1M x 9 |
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16MB |
(4) 4M x 9 |
NONE |
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17MB |
(4) 256K x 9 |
(4) 4M x 9 |
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20MB |
(4) 1M x 9 |
(4) 4M x 9 |
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32MB |
(4) 4M x 9 |
(4) 4M x 9 |
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CACHE CONFIGURATION |
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Size |
Max Cachable |
Cache |
TAG |
|
64KB |
8MB |
(8) 8K x 8 |
(1) 8K x 8 |
|
256KB |
32MB |
(8) 32K x 8 |
(1) 32K x 8 |
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1MB |
64MB |
(8) 128K x 8 |
(1) 128K x 8 |
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CACHE JUMPER CONFIGURATION |
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Size |
JP27 |
JP28 |
JP29 |
JP30 |
JP31 |
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64KB |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
|
256KB |
pins 2 & 3 |
pins 1 & 2 |
pins 1 & 2 |
pins 2 & 3 |
pins 2 & 3 |
|
1024KB |
pins 2 & 3 |
pins 2 & 3 |
pins 2 & 3 |
pins 2 & 3 |
pins 2 & 3 |
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Note:Pins designated should be in the closed position. |
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CPU TYPE CONFIGURATION |
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Jumper |
80386DX |
80486SX/80487SX |
80486DX/DX2/ODP |
|
JP6 |
Open |
Closed |
Closed |
|
JP17 |
Closed |
Open |
Open |
|
JP18 |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
JP24 |
N/A |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
JP25 |
N/A |
Open |
Closed |
|
JP26 |
N/A |
Open |
Closed |
|
JP33 |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
JP34 |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
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JP35 |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
JP36 |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
JP37 |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
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CPU SPEED CONFIGURATION |
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|
Jumper |
20MHz |
25/50I MHz |
33/66I MHz |
40MHz |
50MHz |
|
JP4 |
Closed |
Open |
Closed |
Open |
Open |
|
JP5 |
Closed |
Closed |
Open |
Open |
Closed |
|
JP7 |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 2 & 3 |
|
JP7A |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 1 & 2 |
pins 2 & 3 |
|
JP8 |
pins 2 & 3 |
pins 2 & 3 |
pins 2 & 3 |
pins 2 & 3 |
pins 1 & 2 |
|
JP11 |
Open |
Open |
Open |
Open |
Closed |
|
JP12 |
Open |
Open |
Open |
Open |
Closed |
|
JP13 |
Open |
Open |
Open |
Open |
Closed |
|
JP14 |
Open |
Open |
Open |
Open |
Closed |
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Note:Pins designated should be in the closed position. |
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VESA CPU TYPE (ID0 & ID1) CONFIGURATION |
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CPU Type |
JP9 (ID0) |
JP10 (ID1) |
|
80386 |
Closed |
Open |
|
80486 |
Open |
Closed |
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VESA WAIT STATE (ID2) CONFIGURATION |
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Wait states |
CPU speed |
JP16 (ID2) |
|
0 wait states |
£ 33MHz |
Open |
|
1 wait state |
> 33MHz |
Closed |
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VESA BUS SPEED (ID3) CONFIGURATION |
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|
CPU speed |
JP15 (ID3) |
|
£ 33MHz |
Open |
|
> 33MHz |
Closed |