UNIDENTIFIED
PM-550C
|
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE(AT) Interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
CONNECTIONS | |
Function |
Location |
2-pin connector - Drive Active LED |
J1 |
40-pin IDE(AT) Interface connector |
CN1 |
34-pin control cable connector - floppy drive |
CN2 |
9-pin serial port 1 (COM1) - external |
CN3 |
9-pin serial port 2 (COM2) - internal |
CN4 |
25-pin parallel port - external |
CN5 |
USER CONFIGURABLE SETTINGS | |||
Function |
Location |
Setting | |
» |
Floppy drive enabled |
JP2 |
pins 2 & 3 closed |
Floppy drive disabled |
JP2 |
pins 1 & 2 closed | |
» |
Hard drive enabled |
JP3 |
pins 2 & 3 closed |
Hard drive disabled |
JP3 |
pins 1 & 2 closed |
SERIAL PORT 1 CONFIGURATION | |||
Select |
JP4/jumper 1 |
JP4/jumper 3 | |
Disabled |
open |
open | |
» |
COM1 (3F8-3FFh) |
closed |
open |
COM3 (3E8-3EFh) |
open |
closed | |
COM4 (2E8-2EFh) |
closed |
closed |
SERIAL PORT 2 CONFIGURATION | |||
Select |
JP4/jumper 2 |
JP4/jumper 4 | |
Disabled |
open |
open | |
» |
COM2 (2F8-2FFh) |
closed |
open |
COM4 (2E8-2EFh) |
open |
closed | |
COM3 (3E8-3EFh) |
closed |
closed |
PARALLEL PORT CONFIGURATION | |||
Select |
JP4/jumper 5 |
JP4/jumper 6 | |
Disabled |
open |
open | |
» |
LPT1 (278-27Fh) |
closed |
open |
LPT2 (378-37Fh) |
open |
closed |
SERIAL PORT 1 INTERRUPT REQUEST | ||||
Select |
JP5/jumper 1 |
JP5/jumper 2 |
JP5/jumper 3 | |
» |
IRQ4 |
closed |
open |
open |
IRQ5 |
open |
closed |
open | |
IRQ9 |
open |
open |
closed |
SERIAL PORT 2 INTERRUPT REQUEST | ||||
Select |
JP6/jumper 1 |
JP6/jumper 2 |
JP6/jumper 3 | |
» |
IRQ3 |
closed |
open |
open |
IRQ9 |
open |
closed |
open | |
IRQ5 |
open |
open |
closed |
PARALLEL PORT INTERRUPT REQUEST | |||
Select |
JP7 |
JP7A | |
Disabled |
open |
open | |
IRQ5 |
closed |
open | |
» |
IRQ7 |
open |
closed |