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# HAYES MICROCOMPUTER PRODUCTS, INC.
OPTIMA 24 + FAX96 (SWITCH VER.)
Modem Type Data (synchronous/asynchronous)/Fax
Maximum Data Rate 2400bps
Maximum Fax Rate 9600bps
Data Bus External
Fax Class Class I & II
Data Modulation Protocol Bell 103A/212A
ITU-T V.21, V.22, V.22bis
Fax Modulation Protocol V.27ter, V.29
Error MNP2-5, V.42, V.42bis
Correction/Compression
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Line in | CN1 | RS-232 | CN4 |
|-----------------+----------+--------------------+----------|
| Line out | CN2 | Power switch | SW2 |
|-----------------+----------+--------------------+----------|
| DC power | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMAND SETS |
|------------------------------------------------------------|
| Mode | SW1/1 |
|-------------------------------+----------------------------|
| ยป Enabled | On |
|-------------------------------+----------------------------|
| Disabled | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED - DO NOT ALTER |
|------------------------------------------------------------|
| Switch | Position |
|-----------------------------+------------------------------|
| SW1/2 | N/A |
|-----------------------------+------------------------------|
| SW1/3 | N/A |
|-----------------------------+------------------------------|
| SW1/4 | N/A |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+-------+----------+-----------------------------------|
| HS | Red | On | Modem is operating at 2400bps |
|-----+-------+----------+-----------------------------------|
| HS | Red | Off | Modem is operating at 1200bps or |
| | | | slower |
|-----+-------+----------+-----------------------------------|
| AA | Red | On | Auto-answer enabled |
|-----+-------+----------+-----------------------------------|
| AA | Red | Off | Auto-answer disabled |
|-----+-------+----------+-----------------------------------|
| AA | Red | Blinking | Line is ringing |
|-----+-------+----------+-----------------------------------|
| CD | Red | On | CD signal is high |
|-----+-------+----------+-----------------------------------|
| CD | Red | Off | CD signal is low |
|-----+-------+----------+-----------------------------------|
| OH | Red | On | Modem is off-hook |
|-----+-------+----------+-----------------------------------|
| OH | Red | Off | Modem is on-hook |
|-----+-------+----------+-----------------------------------|
| RD | Red | On | Modem is receiving data |
|-----+-------+----------+-----------------------------------|
| RD | Red | Off | Modem is not receiving data |
|-----+-------+----------+-----------------------------------|
| SD | Red | On | Modem is transmitting data |
|-----+-------+----------+-----------------------------------|
| SD | 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 |
+------------------------------------------------------------+