ACER, INC.
28.8 internal MODEM (Jumper)
| 
 Card Type  | 
 Modem(synchronous/asynchronous), Fax, Voice  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Maximum Data Rate  | 
 28.8Kbps  | 
| 
 Maximum Fax Rate  | 
 14.4Kbps  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Fax Class  | 
 Class I & II  | 
| 
 Data Modulation Protocol  | 
 Bell 103A/212A ITU-T V.22, V.22bis, V.32, V.32bis, V.32terbo, V.34  | 
| 
 Fax Modulation Protocol  | 
 ITU-T V.17, V.21CH2, V.27ter, V.29  | 
| 
 Error Correction/Compression  | 
 MNP2-5, V.42, V.42bis  | 

| 
 CONNECTIONS  | ||||||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | |||
| 
 Line in  | 
 CN1  | 
 Line out  | 
 CN2  | |||
| 
 com PORT ADDRESS  | ||
| 
 Setting  | 
 JP1  | 
 JP2  | 
| 
 COM1 (3F8h)  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 COM2 (2F8h)  | 
 Pins 2 & 3 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  | ||||
| 
 Setting  | 
 JP3  | 
 JP4  | 
 JP5  | 
 JP6  | 
| 
 IRQ2  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ3  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 IRQ4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
Proprietary AT Command Set
See document V2110 for a full command summary.