UNIDENTIFIED
L90 GRAPHICS ACCELERATOR CARD
940 GRAPHICS ACCELERATOR CARD
| |
Data bus: |
VESA local bus |
Size: |
Full-length, full-height card |
Hard drive supported: |
Two IDE (AT) Interface drives |
Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
CONNECTIONS | |
Function |
Location |
25-pin parallel port (LPT1/2) - external |
CN1 |
15-pin analog video port |
CN2 |
10-pin serial port (COM2/4) - internal |
CN3 |
10-pin serial port (COM1/3) - internal |
CN4 |
16-pin game port |
CN5 |
34-pin control cable connector - floppy drive |
CN6 |
Feature Connector |
CN7 |
40-pin IDE (AT) Interface connector |
CN8 |
USER CONFIGURABLE SETTINGS | |||
Function |
Location |
Setting | |
RDYRTN# |
JP3 |
pins 1 & 2 closed | |
» |
LRDY# |
JP3 |
pins 2 & 3 closed |
» |
Hard disk drive - enabled |
JP7 |
closed |
Hard disk drive - disabled |
JP7 |
open | |
» |
CPU speed <= 33mhz |
JP11 |
open |
CPU speed > 33mhz |
JP11 |
closed | |
» |
Parallel port - IRQ7 |
JP14 |
pins 2 & 3 closed |
Parallel port - IRQ5 |
JP14 |
pins 1 & 2 closed | |
» |
Floppy controller - enabled |
JP15 |
pins 1 & 2 closed |
Floppy controller - disabled |
JP15 |
pins 2 & 3 closed |
VGA MODE SELECT | |||
Setting |
JP5 |
JP4 | |
» |
Enabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
COM PORT SELECT | ||||
Serial 1 |
Serial 2 |
JP12 |
JP13 | |
» |
COM 1 - (3F8H) |
COM 2 - (2F8H) |
pins 2 & 3 closed |
pins 1 & 2 closed |
COM 1 - (3F8H) |
COM 4 - (2E8H) |
pins 1 & 2 closed |
pins 1 & 2 closed | |
COM 3 - (3E8H) |
COM 4 - (2E8H) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
COM 2 - (2F8H) |
COM 3 - (3E8H) |
pins 1 & 2 closed |
pins 2 & 3 closed |
PARALLEL PORT SELECT | |||
Setting |
JP16 |
JP17 | |
» |
LPT2 - (378h) |
pins 1 & 2 closed |
pins 1 & 2 closed |
LPT1 - (2BCh) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
LPT3 - (278h) |
pins 2 & 3 closed |
pins 1 & 2 closed | |
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
COM PORT SELECT | |||||
Serial 1 |
Serial 2 |
JP18 |
JP19 |
JP21 | |
» |
Enabled |
Enabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Enabled |
Disabled |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed | |
Disabled |
Enabled |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed | |
Disabled |
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
N/A |
MEMORY BANK CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1 MB |
(2) 512K x 9 |
NONE |
2 MB |
(2) 512K x 9 |
(8) 256K x 4 |