U.S. ROBOTICS, INC.
SPORTSTER 2400
|
Modem Type |
Data (synchronous/asynchronous) |
|
Maximum Data Rate |
2400bps |
|
Data Bus |
External |
|
Fax Class |
Class I & II |
|
Data Modulation Protocol |
Bell 103A/212A ITU-T V.22bis |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Line out |
CN1 |
Power in |
CN4 |
|
Line in |
CN2 |
Volume |
R1 |
|
RS-232/422 |
CN3 |
Power switch |
SW2 |
|
DIAGNOSTIC LED(S) | |||
|
LED |
Color |
Status |
Condition |
|
LED1 |
Red |
On |
Analog loopback self test mode |
|
LED1 |
Green |
On |
Data mode |
|
LED2 |
Red |
Blinking |
Modem is transmitting/receiving data |
|
LED2 |
Green |
On |
Carrier signal detected |
|
DTR SIGNAL | |
| Setting |
SW1/1 |
| On |
DTR forced high |
| Off |
DTR normal |
|
RESULT CODES | |
| Setting |
SW1/2 |
| Off |
Extended result codes enabled |
| On |
Extended result codes disabled |
|
RESULT CODES DISPLAY | |
| Setting |
SW1/3 |
| On |
Display disabled |
| Off |
Display enabled |
|
ECHO DISPLAY | |
| Setting |
SW1/4 |
| Off |
Local echo enabled |
| On |
Local echo disabled |
|
AUTO ANSWER | |
| Setting |
SW1/5 |
| On |
Modem doe not answer on first ring |
| Off |
Modem answers on first ring |
|
CARRIER DETECT | |
| Setting |
SW1/6 |
| Off |
CD normal |
| On |
CD forced high |
|
MULTIPLE PHONE INSTALLATION | |
| Setting |
SW1/7 |
| Off |
Single phone connected |
| On |
Multiple phones connected |
|
AT COMMAND SET | |
| Setting |
SW1/8 |
| On |
AT command set recognized |
| Off |
AT command set disabled |
Proprietary AT Command Set
|
TIME DISPLAY | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] Kn [cmds] |
|
Example: |
AT K1 *L2 #E1<CR> |
|
Description: |
Displays the current call time or clock time. |
|
Command |
Function |
|
K0 |
Display length of last call. |
|
K1 |
Display actual time. |
|
HELP SCREENS | |
|
Type: |
Immediate |
|
Format: |
AT <prefix>$ |
|
Example: |
AT &$ <CR> |
|
Description: |
Shows command help screens for all commands beginning with the given prefix, or no prefix if none is given. |
|
Command |
Function |
|
$ |
Shows ATx help screen. |
|
D$ |
Shows ATDx help screen. |
|
S$ |
Shows S-register help screen. |
|
REPEAT COMMAND STRING | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] > |
|
Example: |
AT DT1(303) 443-3388 > <CR> |
|
Description: |
Causes modem to repeat command string until a keyboard key is pressed. |
|
ANALOG LOOPBACK SELF TEST | |
|
Type: |
Register |
|
Format: |
AT [cmds] S16=n [cmds] |
|
Example: |
ATS16=139 <CR> |
|
Description: |
Selects the tone dialing test. |
| Command |
Function |
|
0 |
Data mode. |
|
1 |
Analog loopback. |
|
2 |
Dial testing. |
|
4 |
Test pattern. |
|
5 |
Analog loopback and test pattern. |