PROMETHEUS PRODUCTS, INC.
PC PROMODEM 144E (REV.1), MAC PROMODEM 144E (REV.1)
Card Type | Fax, Modem (synchronous/asynchronous) |
Chip Set | Unidentified |
Maximum Data Rate | 14.4Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Bus | External |
Data Modulation Protocol | Bell 103/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC |
Error Correction/Compression | MNP5, V.42, V.42bis |

CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line out | CN1 | RS-232/422 | CN3 | |||
Line in | CN2 | DC power | CN4 | |||
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
MR | Red | On | Modem is ready |
MR | Red | Off | Self-test failed |
MR | Red | Blinking | Self-test in progress |
HS | Red | On | Modem is operating at highest speed available |
HS | Red | Off | Modem is operating at slower speed available |
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 |
SD | Red | On | Modem is transmitting data |
SD | Red | Off | Modem is not transmitting data |
RD | Red | On | Modem is receiving data |
RD | Red | Off | Modem is not receiving data |
TR | Red | On | DTR signal is high |
TR | Red | Off | DTR signal is low |
PWR | Red | On | Power is on |
PWR | Red | Off | Power is off |
MISCELLANEOUS TECHNICAL NOTES |
Note: This modem uses MaxFax software to send and receive faxes. |
Proprietary AT Command Set
See document V2265 for a full command summary.