3COM CORPORATION
US ROBOTICS 33.6KBPS (EXTERNAL)
Card Type |
Modem |
Chip Set |
Unidentified |
I/O Options |
Line out, line in |
Maximum Modem Rate |
33.6Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Modulation Protocol |
Bell 103A/212A, ITU-T V.21, V.22, V.22bis,V.32, V.32bis, V.34, V.FC |
Fax Modulation Protocol |
V.17, V.21, CH2, V.27ter, V.29 |
Error Correction/Compression |
MNP2-4, V.42 |
Fax Class |
Class I & II |
Data Bus |
External |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
RJ-11 line in |
CN1 |
25-pin serial port |
CN3 | |||
RJ-11 line out |
CN2 |
Power Jack |
CN4 |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
AA |
Unidentified |
On |
Auto-answer enabled |
AA | Unidentified |
Off |
Auto-answer disabled |
AA |
Unidentified |
Blinking |
Phone is ringing |
CD |
Unidentified |
On |
Carrier signal detected, connection established |
CD |
Unidentified |
Off |
Carrier signal not detected |
RD | Unidentified |
Blinking |
Modem is receiving data |
RD |
Unidentified |
Off |
Modem is not receiving data |
TR | Unidentified |
Blinking |
Modem is receiving DTR signal/DTR override is on |
TR |
Unidentified |
Off |
Modem is not receiving DTR signal |
CS |
Unidentified |
On |
CTS signal is high |
CS |
Unidentified |
Off |
CTS signal is low |
ARQ/FAX | Unidentified |
On |
Modem established error control |
ARQ/FAX |
Unidentified |
Blinking |
Modem retransmitting data/Fax mode enabled |
ARQ/FAX |
Unidentified |
Off |
Modem has not established error control |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, A/, +++ |
A, B, E, F, H, M, O, P, T, V |
&C, &G, &T, &W |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38 |
Special Commands |
#CID |
Note: See MHI Help File for full command documentation. |
For a full command summary, see 3COM CORPORATION, US ROBOTICS 33.6KBPS (INTERNAL).