COMPAQ COMPUTER CORPORATION
9.6K BPS FAX/DATA MODEM
| 
 Modem Type  | 
 Data (synchronous/asynchronous)/Fax  | 
| 
 Maximum Data Rate  | 
 9600bps  | 
| 
 Maximum Fax Rate  | 
 9600bps  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Fax Class  | 
 Unidentified  | 
| 
 Data Modulation Protocol  | 
 Unidentified  | 
| 
 Fax Modulation Protocol  | 
 Unidentified  | 
| 
 Error Correction/Compression  | 
 Unidentified  | 

| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Line-in  | 
 CN1  | 
 Line-out  | 
 CN2  | 
| 
 ADDRESS SELECT  | ||
| 
 COM/Address  | 
 J1  | 
 J2  | 
| 
 í COM2/2F8h | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | 
| 
 COM1/3F8h  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 COM3/3E8h  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 COM4/2E8h  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 INTERRUPT SELECT  | ||||
| 
 IRQ  | 
 J3  | 
 J4  | 
 J5  | 
 J6  | 
| 
 í IRQ3 | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 IRQ2  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  |