ZOOM TELEPHONICS, INC.
56K INTERNAL V.34
| 
 Card Type  | 
 Modem, Fax  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 I/O Options  | 
 Line in(RJ-11), line out (RJ-11)  | 
| 
 Maximum Modem Rate  | 
 56.0Kbps  | 
| 
 Maximum Fax Rate  | 
 14.4Kbps  | 
| 
 Data Modulation Protocol  | 
 Bell 103A/212A, ITU-T V.21, V.22, V.22bis,V.23, V.32, V.32bis, V.34  | 
| 
 Fax Modulation Protocol  | 
 V.17, V.21, CH2, V.27ter, V.29, V.33  | 
| 
 Error Correction/Compression  | 
 MNP5, MNP10, V.42, V.42bis  | 
| 
 Fax Class  | 
 Class I & II  | 
| 
 Data Bus  | 
 8-bit ISA  | 

| 
 CONNECTIONS  | ||||||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | |||
| 
 Line out  | 
 CN1  | 
 Line in  | 
 CN2  | |||
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Setting  | 
 Label  | 
 Position  | 
| 
 Plug and play enabled  | 
 J2  | 
 Pins 2 & 3 closed  | 
| 
 Plug and play disabled  | 
 J2  | 
 Pins 1 & 2 closed  | 
| 
 SERIAL PORT ADDRESS  | |
| 
 Setting  | 
 J3  | 
| 
 COM1 (3F8h)  | 
 Pins 3 & 5, 4 & 6 closed  | 
| 
 COM2 (2F8h)  | 
 Pins 1 & 3, 4 & 6 closed  | 
| 
 COM3 (3E8h)  | 
 Pins 3& 5, 2 & 4 closed  | 
| 
 COM4 (2E8h)  | 
 Pins 1 & 3, 2 & 4 closed  | 
| 
 INTERRUPT  | ||||
| 
 Setting  | 
 J1/A  | 
 J1/B  | 
 J1/C  | 
 J1/D  | 
| 
 IR/FONT>  | 
 Open  | 
 Open  | 
 Pins 1 & 2  | 
 Open  | 
| 
 IRQ3  | 
 Open  | 
 Pins 1 & 2  | 
 Open  | 
 Open  | 
| 
 IRQ4  | 
 Open  | 
 Open  | 
 Open  | 
 Pins 3 & 4  | 
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Pins 1 & 2  | 
| 
 IRQ10  | 
 Open  | 
 Pins 3 & 4  | 
 Open  | 
 Open  | 
| 
 IRQ12  | 
 Open  | 
 Open  | 
 Pins 3 & 4  | 
 Open  | 
| 
 IRQ15  | 
 Pins 3 & 4  | 
 Open  | 
 Open  | 
 Open  | 
| 
 Disabled  | 
 Pins 1 & 2  | 
 Open  | 
 Open  | 
 Open  | 
| 
 Note: Pins designated are in the closed position | ||||
| 
 SUPPORTED COMMAND SET  | 
| 
 Basic AT Commands  | 
| 
 AT, A/  | 
| 
 A, B, E, H, M, O, P, Q, T, V, W, X, Y, Z  | 
| 
 &C, &T, &W, &Y, &Z  | 
| 
 Extended AT Commands  | 
| 
 %C, %L, %Q  | 
| 
 \A, \B, \G, \L, \N  | 
| 
 -K, -Q  | 
| 
 :E  | 
| 
 +MS  | 
| 
 S Registers  | 
| 
 S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24  | 
| 
 S25, S26, S27, S28, S29, S31, S32, S33, S38, S40, S41  | 
| 
 Note: See MHI Help File for full command documentation. | 
For a full command summary, see ZOOM TELEPHONICS, INC. 56K EXTERNAL V.34.