U.S. ROBOTICS, INC.
COURIER V.32BIS WITH ASL
Modem Type | Data (synchronous/asynchronous) |
Maximum Data Rate | 14.4Kbps |
Data Bus | External |
Data Modulation Protocol | Bell 103A/212A ITU-T V.22, V.22bis, V.23, V.32, V.32bis |
Error Correction/Compression | MNP5, V.42, V.42bis |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Line out | CN1 | DC power | CN4 |
Line in | CN2 | Volume | R1 |
RS-232/422 | CN3 | Power switch | SW2 |
MI/MIC POLARITY | ||
Setting | J6 | J8 |
» Normal | Pins 1 & 2 closed | Pins 1 & 2 closed |
Reversed | Pins 2 & 3 closed | Pins 2 & 3 closed |
TX/RX PIN ASSIGNMENT | |
Setting | SW3 |
» Off | Normal operation |
On | reverse TX/RX pin assignments |
DTR SIGNAL | |
Setting | SW1/1 |
» On | DTR forced high |
Off | DTR normal |
RESULT CODES | |
Setting | SW1/2 |
» Off | Verbose result codes enabled |
On | Numeric result codes enabled |
RESULT CODES DISPLAY | |
Setting | SW1/3 |
» On | Display enabled |
Off | Display disabled |
ECHO COMMANDS DISPLAY | |
Setting | SW1/4 |
» Off | Local echo enabled |
On | Local echo disabled |
AUTO ANSWER | |
Setting | SW1/5 |
» On | Modem does not answer on first ring |
Off | Modem answers on first ring |
CARRIER DETECT | |
Setting | SW1/6 |
» Off | CD normal |
On | CD forced high |
RESULT CODES DISPLAY | |
Setting | SW1/7 |
» Off | Display result codes in originate and answer modes |
On | display result codes in Answer mode |
AT COMMAND SET | |
Setting | SW1/8 |
» On | AT command set enabled |
Off | AT command set disabled |
ESCAPE CODE | |
Setting | SW1/9 |
» Off | Disconnect, go to command mode and display NO CARRIER when escape character is received |
On | Go to command mode and display OK result code when escape character is received |
USER PROFILE | |
Setting | SW1/10 |
» Off | Use stored profile |
On | Use factory default |
VOICE/DATA | |
Setting | SW4 |
Note: for switch functions see table for register S32. |
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
HS | Red | On | Modem is operating at 4800bps or faster |
HS | Red | Off | Modem is operating at slower than 4800bps |
AA | Red | On | Auto-answer enabled |
AA | Red | Off | Auto-answer disabled |
CD | Red | On | Carrier signal detected |
CD | Red | Off | Carrier signal not detected |
OH | Red | On | Modem is off-hook |
OH | Red | Off | Modem is on-hook |
RX | Red | Blinking | Modem is receiving data |
RX | Red | Off | Modem is not receiving data |
TX | Red | Blinking | Modem is transmitting data |
TX | Red | Off | Modem is not transmitting data |
TR | Red | On | DTR signal is high |
TR | Red | Off | DTR signal is low |
MR | Red | On | Power is on |
MR | Red | Off | Power is off |
MR | Red | Blinking | Retraining/test mode |
RS | Red | On | RTS signal is high |
RS | Red | Off | RTS signal is low |
CS | Red | On | CTS signal is high |
CS | Red | Off | CTS signal is low |
EC | Red | On | Error control enabled |
EC | Red | Off | Error control disabled |
EC | Red | Blinking | Modem is retransmitting data |
SYN | Red | On | Synchronous mode |
SYN | Red | Off | Asynchronous mode |
Proprietary AT Command Set
See document V1264 for a full command summary.