YOUNG MICRO SYSTEMS, INC.
VEGA 3486AIO-2VL
|
Processor |
80386DX/80486SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
Symphony |
|
Max. Onboard DRAM |
64MB |
|
Cache |
64/256/1024KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (2), floppy drive interface, game port, IDE interface, parallel port, serial ports (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
CN1 |
Game interface |
J19 |
|
Power LED & keylock |
CN2 |
Parallel port |
J20 |
|
Reset switch |
CN3 |
IDE interface |
J21 |
|
Turbo LED |
CN4 |
Serial port 1 |
J22 |
|
Turbo switch |
CN5 |
Serial port 2 |
J23 |
|
External battery |
J2 |
32-bit VESA Local bus slots |
SL1 & SL2 |
|
Floppy drive interface |
J18 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
CMOS memory normal operation |
J3 |
pins 1 & 2 closed |
|
CMOS memory clear |
J3 |
pins 2 & 3 closed | |
|
|
IDE interface enabled |
JA1 |
Closed |
|
IDE interface disabled |
JA1 |
Open | |
|
|
Battery type select internal |
JP2 |
Closed |
|
Battery type select external |
JP2 |
Open | |
|
|
BIOS type select Flash |
JP3 |
pins 1 & 2 closed |
|
BIOS type select normal |
JP3 |
pins 2 & 3 closed | |
|
|
Cache wait state select 1 wait state |
JP11 |
Open |
|
Cache wait state select 0 wait states |
JP11 |
Closed | |
|
|
VESA sample select T2 |
JP12 |
Open |
|
VESA sample select T3 |
JP12 |
Closed | |
|
|
Cache burst select <=33MHz |
JP13 |
Open |
|
Cache burst select >33MHz |
JP13 |
Closed | |
|
|
Factory configured - do not alter |
JP32 |
pins 2 & 3 closed |
|
|
Parallel port IRQ select IRQ5 |
W7 |
pins 1 & 2 closed |
|
Parallel port IRQ select IRQ7 |
W7 |
pins 2 & 3 closed | |
|
|
Floppy drive interface enabled |
W12 |
pins 1 & 2 closed |
|
Floppy drive interface disabled |
W12 |
pins 2 & 3 closed | |
|
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 |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
|
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 |
|
64KB |
(8) 8K x 8 |
|
256KB |
(8) 32K x 8 |
|
1MB |
(8) 128K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JP27 |
JP28 |
JP29 |
JP30 |
JP31 |
|
64KB |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
256KB |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
|
1MB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION | ||||||||||
|
Type |
JP6 |
JP9 |
JP10 |
JP17 |
JP18 |
JP33 |
JP34 |
JP35 |
JP36 |
JP37 |
|
80386 |
Open |
Open |
Closed |
Closed |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
|
80486 |
Closed |
Closed |
Open |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
Note: Pins designated should be in the closed position. | ||||||||||
|
CPU TYPE CONFIGURATION | |||
|
Type |
JP24 |
JP25 |
JP26 |
|
80486SX |
pins 2 & 3 closed |
Open |
Open |
|
80486DX |
pins 1 & 2 closed |
Closed |
Closed |
|
CPU SPEED CONFIGURATION | ||
|
Type |
JP4 |
JP5 |
|
25MHz |
Open |
Closed |
|
33MHz |
Closed |
Open |
|
40MHz |
Open |
Open |
|
50MHz |
Open |
Closed |
|
50iMHz |
Open |
Closed |
|
66iMHz |
Closed |
Open |
|
SERIAL PORT 1 CONFIGURATION | ||
|
Port 1 |
W1 |
W2 |
|
COM1 (3F8) |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
COM2 (2F8) |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
COM3 (2E8) |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
SERIAL PORT 2 CONFIGURATION | ||
|
Port 2 |
W3 |
W5 |
|
COM1 (3F8) |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
COM2 (2F8) |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
COM4 (2E8) |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
SERIAL PORT 1 INTERRUPT CONFIGURATION | |
|
Port 1 |
W11 |
|
IRQ3 |
pins 1 & 2 closed |
|
IRQ4 |
pins 2 & 3 closed |
|
SERIAL PORT 2 INTERRUPT CONFIGURATION | |
|
Port 2 |
W8 |
|
IRQ4 |
pins 1 & 2 closed |
|
IRQ3 |
pins 2 & 3 closed |
|
PARALLEL PORT CONFIGURATION | ||
|
Port 1 |
W6 |
W9 |
|
LPT1 (378) |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
LPT2 (278) |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
LPT3 (3BC) |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
IDE INTERFACE CONFIGURATION | ||
|
Setting |
W4 |
W10 |
|
Enabled |
Closed |
pins 1 & 2 closed |
|
Disabled |
Open |
pins 2 & 3 closed |
|
BUS SPEED CONFIGURATION | |
|
CPU speed |
JP15 |
|
<=33MHz |
Closed |
|
> 33MHz |
Open |
|
VESA WAIT STATE CONFIGURATION | |
|
Wait states |
JP16 |
|
0 wait states |
Closed |
|
1 wait state |
Open |
|
PHASE CONFIGURATION | ||
|
Setting |
JP8 |
JP14 |
|
1X |
pins 2 & 3 closed |
Closed |
|
2X |
pins 1 & 2 closed |
Open |
|
VESA PHASE CONFIGURATION | ||
|
Setting |
JP7 |
JP7A |
|
1X |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
2X |
pins 1 & 2 closed |
pins 1 & 2 closed |