AST RESEARCH, INC.
CUPID Desktop EISA 486/25 & 486/33 (VER. 2)
Model 202351-00X
|
Processor |
80486DX (on external CPU/Memory module) |
|
Processor Speed |
25/33MHz |
|
Chip Set |
AST |
|
Max. Onboard DRAM |
None (16MB on external CPU/Memory module) |
|
SRAM Cache |
None |
|
BIOS |
AST |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external CPU/Memory module slot, 32-bit external Memory module slot (2), bus mouse port, floppy drive interface, IDE interface, parallel port, serial port (2) |
|
NPU Options |
4167 (on external CPU/Memory module) |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 (COM1) |
CN1 |
Bus mouse port |
J30 |
|
Parallel port |
CN2 |
Front panel switches & LEDs |
P11 |
|
EISA slave slot |
ES |
External battery |
P14 |
|
Speaker |
J12 |
Serial port 2 (COM2) |
P18 |
|
Floppy drive interface (A: and B:) |
J20 |
32-bit external CPU/Memory module |
S1 |
|
Third floppy drive interface |
J21 |
32-bit external Memory module slots |
S2 & S3 |
|
IDE interface |
J22 |
Optional ROM (even) |
U32 |
|
IDE interface LED |
J23 |
Optional ROM (odd) |
U33 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Factory configured - do not alter |
E1 |
open | |
|
Factory configured - do not alter |
E2 |
closed | |
|
Factory configured - do not alter |
E3 |
open | |
|
Password check enabled |
E4 |
pins 2 & 3 closed | |
|
Password check disabled |
E4 |
pins 1 & 2 closed | |
|
Factory configured - do not alter |
E5 |
open | |
|
Factory configured - do not alter |
E6 |
closed | |
|
Factory configured - do not alter |
E7 |
pins 2 & 3 closed | |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Parity check enabled |
E1 |
closed | |
|
Parity check disabled |
E1 |
open | |
|
Note:AST CPU/Memory module part number is 202397-001, 202397-002, 202397-005, 202397-008, or 202397-009 for 25MHz systems or 202397-003, 202397-004, 202397-006, 202397-007, 202397-010, or 202397-011 for 33MHz systems. | |||
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
2MB |
(2) 1M x 9 |
NONE |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
|
8MB |
(2) 4M x 9 |
NONE |
|
10MB |
(2) 1M x 9 |
(2) 4M x 9 |
|
16MB |
(2) 4M x 9 |
(2) 4M x 9 |
|
Notes:128KB of DRAM is reserved for System and VGA BIOS shadowing and cannot be disabled. Up to two of the following memory boards may be installed in addition to the CPU/Memory module: AST part numbers 202275-002, 202275-004, 202275-006, 202387-001, or 202387-005. | ||