MAGITRONICS
A-B341H
|
Processor |
80386DX |
|
Processor Speed |
40MHz |
|
Chip Set |
UMC |
|
Max. Onboard DRAM |
32MB |
|
SRAM Cache |
32/64/128/256KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80387/3167 |
|
CONNECTIONS | |||
|
Function |
Location |
Function |
Location |
|
External battery |
J1 |
Reset switch |
J4 |
|
Turbo LED |
J2 |
Speaker |
J5 |
|
Turbo switch |
J3 |
Power LED & keylock |
J6 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
|
Battery select internal |
W1 |
closed | |
|
Battery select external |
W1 |
open | |
|
Monitor type select color |
W2 |
closed | |
|
Monitor type select monochrome |
W2 |
open | |
|
NPU disabled |
W4 |
open | |
|
NPU enabled |
W4 |
closed | |
|
CMOS memory normal operation |
W20 |
open | |
|
CMOS memory clear |
W20 |
closed | |
|
Note:Location of jumper W2 is unknown. | |||
|
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 |
|
SRAM CONFIGURATION | |||
|
Size |
Cache |
Location |
TAG |
|
32KB |
(4) 8K x 8 |
Bank 0 |
(1) 8K x 8 |
|
64KB |
(8) 8K x 8 |
Banks 0 & 1 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
Bank 0 |
(1) 8K x 8 |
|
256KB |
(8) 32K x 8 |
Banks 0 & 1 |
(1) 32K x 8 |
|
SRAM JUMPER CONFIGURATION | ||||||||
|
Size |
W8 |
W9 |
W10 |
W11 |
W12 |
W13 |
W14 |
W15 |
|
32KB |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
open |
|
64KB |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
open |
|
128KB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
256KB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note:Pins designated should be in the closed position. | ||||||||