UNIDENTIFIED
SERIAL/PARALLEL ADAPTER
| 
 Card Type  | 
 Serial/Parallel Adapter  | 
| 
 I/O Options  | 
 Parallel port, serial ports (2)  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 26-pin serial port  | 
 J1  | 
 25-pin parallel port  | 
 J3  | 
| 
 9-pin serial port  | 
 J2  | ||
| 
 Note: For J1, one 26 pin-to-25 pin female D connector adapter cable is needed to provide a standard RS-232 connection point  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 COM1 enabled  | 
 SW1/1  | 
 On  | |
| 
 COM1 disabled  | 
 SW1/1  | 
 Off  | |
| 
 PRT1 enabled  | 
 SW1/2  | 
 On  | |
| 
 PRT2 disabled  | 
 SW1/2  | 
 Off  | |
| 
 COM2 enabled  | 
 SW1/3  | 
 On  | |
| 
 COM2 disabled  | 
 SW1/3  | 
 Off  | |
| » | 
 Factory configured - do not alter  | 
 SW1/4  | 
 Unidentified  | 
| 
 PARALLEL PORT ADDRESS SELECTION  | |
| 
 Setting  | 
 JP1  | 
| 
 LPT1 (378h)  | 
 Pins 1 & 2, 5 & 6 closed  | 
| 
 LPT2 (278h)  | 
 Pins 1 & 2, 4 & 5 closed  |