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# HAYES MICROCOMPUTER PRODUCTS, INC.
SMARTMODEM 1200
Modem Type Data (synchronous/asynchronous)
Maximum Data Rate 1200bps
Data Bus Extermal
Data Modulation Protocol Bell 103A/212A
ITU-T V.21, V.22
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Line out | CN1 | Power switch | SW2 |
|-----------------+----------+--------------------+----------|
| RS-232 | CN2 | Volume | R1 |
|-----------------+----------+--------------------+----------|
| DC power | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR MODE |
|------------------------------------------------------------|
| Mode | SW1/1 |
|-------------------------------+----------------------------|
| » Forced high | Off |
|-------------------------------+----------------------------|
| Normal | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODE TYPE |
|------------------------------------------------------------|
| Type | SW1/2 |
|-------------------------------+----------------------------|
| » Verbose (string) | On |
|-------------------------------+----------------------------|
| Numeric | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODES |
|------------------------------------------------------------|
| Mode | SW1/3 |
|-------------------------------+----------------------------|
| » Enabled | Off |
|-------------------------------+----------------------------|
| Disabled | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL ECHO |
|------------------------------------------------------------|
| Mode | SW1/4 |
|-------------------------------+----------------------------|
| » Enabled | On |
|-------------------------------+----------------------------|
| Disabled | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-ANSWER |
|------------------------------------------------------------|
| Mode | SW1/5 |
|-------------------------------+----------------------------|
| » Disabled | Off |
|-------------------------------+----------------------------|
| Enabled | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CD MODE |
|------------------------------------------------------------|
| Mode | SW1/6 |
|-------------------------------+----------------------------|
| » Forced high | Off |
|-------------------------------+----------------------------|
| Normal | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| JACK TYPE |
|------------------------------------------------------------|
| Type | SW1/7 |
|-------------------------------+----------------------------|
| » RJ-11 single-line | On |
|-------------------------------+----------------------------|
| RJ-12 or RJ13 multi-line | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AT COMMAND SET |
|------------------------------------------------------------|
| Mode | SW1/4 |
|-------------------------------+----------------------------|
| » Enabled | Off |
|-------------------------------+----------------------------|
| Disabled | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+--------+----------+--------------------------------|
| HS | Red | On | Modem is operating at 1200bps |
|-------+--------+----------+--------------------------------|
| HS | Red | Off | Modem is operating at 300bps |
|-------+--------+----------+--------------------------------|
| 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 |
+------------------------------------------------------------+