MYLEX CORPORATION
MSL486 SLIMLINE
|
Processor |
80486SX/80487SX/80486DX/ODP486SX/80486DX2 |
|
Processor Speed |
16/20/25/33/50 (Internal)/66 (Internal) |
|
Chip Set |
Headland |
|
Max. onboard DRAM |
32MB |
|
Cache |
None |
|
BIOS |
Mylex |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2), VGA port |
|
NPU Options |
None |
|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
P1 |
Parallel port |
P7 |
|
Power LED & keylock |
P2 |
Serial port (COM2) |
P8 |
|
Speaker |
P3 |
Serial port (COM1) |
P9 |
|
IDE interface LED |
P4 |
IDE interface |
P12 |
|
Reset switch |
P5 |
Floppy drive interface |
P13 |
|
VGA port |
P6 |
|
|
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Jumper/Switch |
Position |
|
|
|
Factory configured - do not alter |
J5 |
N/A |
|
|
Factory configured - do not alter |
J11 |
N/A |
|
|
Parallel port select unidirectional (printer) |
J12 & J13 |
Closed |
|
|
Parallel port select bi-directional |
J12 & J13 |
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 |
|
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 |
|
VRAM CONFIGURATION |
|||
|
Size |
VRAM (U5,U6,U9,U10) |
J6 |
J7 |
|
512KB |
None |
On |
Off |
|
1MB |
(4) 256K x 4 |
Off |
On |
|
CPU SPEED CONFIGURATION |
|||
|
Size |
J8 |
J9 |
J10 |
|
16MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
20MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
25MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
33MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
50i MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
66i MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
CPU TYPE CONFIGURATION |
||||
|
CPU Type |
J1 |
J2 |
J3 |
J4 |
|
80486SX |
Open |
Open |
pins 2 & 3 closed |
Open |
|
80487SX |
Open |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80486DX |
Open |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
ODP486SX |
Open |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80486DX2 |
Open |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |