
PARADYNE CORPORATION

COMSPHERE 3810

Modem Type                   Data (synchronous/asynchronous)/Fax
Maximum Data Rate            19.2Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     External
Fax Class                    Class I & II
Data Modulation Protocol     AT&T V.32terbo

                             Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis
Fax Modulation Protocol      ITU-T V.17, V.21CH2
Error Correction/Compression MNP5, V.42, V.42bis

[Image]

                                CONNECTIONS

         Purpose             Location          Purpose          Location

  Line out                     CN1        Scroll left on LCD      CN6

  Line in                      CN2        Scroll right on         CN7
                                          LCD

  RS-232/422                   CN3        Up one level on         CN8
                                          LCD

  DC power                     CN4        Go to top level on      CN9
                                          LCD

  Network Management           CN5        Power switch            SW1
  System

                             DIAGNOSTIC LED(S)

      LED           Color        Status                Condition

      PWR           Green          On                 Power is on

      PWR           Green          Off               Power is off

      ALRM           Red        Blinking          Internal malfunction
                                                       detected

      ALRM           Red           Off             Normal operation

      DIAG          Green          On           Response made to network
                                                 management diagnostic

      DIAG          Green          Off        No Response made to network
                                                 management diagnostic

    DTR/108         Green          On             DTR signal is high

    DTR/108         Green          Off             DTR signal is low

    RTS/105         Green          On             RTS signal is high

    RTS/105         Green          Off             RTS signal is low

    CTS/106         Green          On             CTS signal is high

    CTS/106         Green          Off             CTS signal is low

    TXD/103         Green          On         Modem is transmitting data

    TXD/103         Green          Off         Modem is not transmitting
                                                         data

    LSD/109         Green          On           Carrier signal detected

    LSD/109         Green          Off        Carrier signal not detected

    RXD/104         Green          On           Modem is receiving data

    RXD/104         Green          Off        Modem is not receiving data

       SQ          Yellow          On         Incoming signal is degraded

       SQ          Yellow          Off             Normal operation

    TEST/142       Yellow          On            Test in progress. Halt
                                                      operation.

    TEST/142       Yellow          Off             Normal operation

      RATE         Yellow          On           Modem connected at less
                                                 than configured speed

      RATE         Yellow          Off             Modem connected at
                                                   configured speed

                         Proprietary AT Command Set

                            AT COMMAND RESPONSE

  Type:          Register

  Format:        AT [cmds] S84=n [cmds]

  Example:       AT S84=0 &W<CR>

  Description:   Sets the response to AT commands.

    Command                              Function

     S84=0       Normal operation

     S84=1       Execute valid commands, suppress error codes.

     S84=2       Ignore configuration commands, always return OK error
                 code.

                             AUTODIAL STANDBY

  Type:          Register

  Format:        AT [cmds] S47=n [cmds]

  Example:       AT S47=0 &W<CR>

  Description:   Selects length of wait before modem autodials in dial
                 backup mode.

    Command                              Function

     S47=0       Disabled

     S47=1       15 minutes

     S47=2       1 hour

     S47=3       4 hours

    S47=255      Test 2 minutes

                                AUTO REDIAL

  Type:          Register

  Format:        AT [cmds] S37=n [cmds]

  Example:       ATS37=6<CR>

  Default:       Unidentified.

  Unit:          1 stored number.

  Description:   Redial from a list of stored numbers

    Command                              Function

     S36=0       Dial stored number 1

     S36=1       Dial stored numbers 1-2.

     S36=2       Dial stored numbers 1-3.

     S36=3       Dial stored numbers 1-4.

     S36=4       Dial stored numbers 1-5.

     S36=5       Dial stored numbers 1-6

     S36=6       Dial stored numbers 1-7.

     S36=7       Dial stored numbers 1-8.

     S36=8       Dial stored numbers 1-9.

     S36=9       Dial stored numbers 1-10.

                     AUTO-RELIABLE FALLBACK CHARACTER

  Type:              Configuration

  Format:            AT [cmds] %An [cmds]

  Example:           AT%A20<CR>

  Default:           19

  Range:             0-127

  Unit:              ASCII

  Description:       Sets the character used as the auto-reliable
                     fallback character. %A0 will disable this function.

                  AUTO-RELIABLE TIME BUFFER CONFIGURATION

  Type:           Configuration

  Format:         AT [cmds] \Cn [cmds]

  Example:        AT \C1 &W<CR>

  Description:    Controls the handling of incoming data during
                  auto-reliable time period.

    Command                              Function

      \CO         Data is discarded.

      \C1         Data is buffered.

      \C2         Data is discarded, resets to \C1 on receipt of
                  autoreliable fallback character.

                                BREAK TYPE

  Type:          Configuration

  Format:        AT [cmds] \Kn [cmds]

  Example:       AT \K5 &W<CR>

  Description:   Selects response to DTE break command.

    Command                              Function

      \K0        Send break, clear buffer, enter command mode.

      \K1        Send break, clear buffer

      \K2        Send break, send data, enter command mode.

      \K3        Send break. send data,

      \K4        Send data, send break, enter command mode.

      \K5        Send data, send break.

      \K6        Disabled.

                            BUSY OUT ON LOW DTR

  Type:          Register

  Format:        AT [cmds] S69=n [cmds]

  Example:       AT S69=0 &W<CR>

  Description:   Modem goes off hook on low DTR.

    Command                              Function

     S69=0       Busy out disabled.

     S699=1      Busy out enabled.

                          CALLBACK STORED NUMBER

  Type:          Register

  Format:        AT [cmds] S67=n [cmds]

  Example:       AT S67=0<CR>

  Description:   Callback function will dial the number stored in memory
                 location 1.

    Command                              Function

     S67=0       Disabled.

     S67=1       Enabled.

                           CELLULAR ENHANCEMENT

  Type:          Register

  Format:        AT [cmds] S91=n [cmds]

  Example:       AT S91=0 &W<CR>

  Description:   Adjusts profile to improve cellular performance

    Command                              Function

     S91=0       Disabled.

     S91=1       Enabled.

                                 CD SIGNAL

  Type:            Configuration

  Format:          AT [cmds] &Cn [cmds]

  Example:         AT &C3 *RS1 *SR1<CR>

  Description:     Configures the behavior of the carrier detect signal.

     Command                              Function

       &C0         CD forced high.

       &C1         CD normal.

       &C2         CD forced high except during handshaking and
                   disconnecting.

       &C3         CD momentary interrupt on disconect.

       &C4         CD follows remote RTS signal.

       &C5         CD Follows DTR signal. Forced low on disconnect.

       &C6         CD forced low on retrain of over 10 sec. Forced high
                   after no retrain for over 10 sec.

                                COMPRESSION

  Type:          Configuration

  Format:        AT %Cn

  Example:       AT *EC0 %C1 *AP0<CR>

  Description:   Selects data compression.

    Command                              Function

      %C0        Data compression disabled.

      %C1        Data compression enabled.

                               CONNECT MODE

  Type:          Configuration

  Format:        AT [cmds] \Nn [cmds]

  Example:       AT \N1 DT555-1212<CR>

  Description:   Sets connect mode.

    Command                              Function

      \N0        Normal mode enabled.

      \N1        Direct mode enabled.

      \N2        MNP mode only enabled.

      \N3        MNP mode with fallback to normal mode enabled.

      \N4        V.42/MNP only enabled.

      \N5        V.42/MNP with fallback to normal mode enabled.

      \N6        LAP-M mode only enabled.

      \N7        LAP-M mode with fallback to normal mode enabled.

                                CTS SIGNAL

  Type:          Configuration

  Format:        AT [cmds] \Dn [cmds]

  Example:       AT \D0<CR>

  Description:   Selects the function of the CTS signal.

    Command                              Function

      \D0        CTS forced high.

      \D1        CTS normal.

      \D2        CTS interrupted for 2 seconds on disconnect.

      \D3        CTS follows DTR.

                            DIAL BACKUP REPEAT

  Type:          Register

  Format:        AT [cmds] S38=n [cmds]

  Example:       AT S38=0 &W<CR>

  Description:   Controls redial for dial backup

    Command                              Function

     S38=0       Redial stored dial backup numbers once.

     S38=1       Redial stored dial backup numbers continuously.

                            DIAL TYPE SELECTION

  Type:          Configuration

  Format:        AT [cmds] &Jn [cmds]

  Example:       AT &J0 D555-1212<CR>

  Description:   Selects which type of dialing will be used as default.

    Command                              Function

      &J0        Permissive (-9dBm)

      &J1        Programmable

                          DISCONNECT BUFFER DELAY

  Type:                Register

  Format:              AT [cmds] S39=n [cmds]

  Example:             AT S39=0<CR>

  Default:             0

  Range:               0-255

  Unit:                1 second

  Description:         Configures how long the modem will wait to
                       disconnect if there is data in the transmit or
                       receive buffers.

                          DISCONNECT IMMEDIATELY

  Type:             Register

  Format:           AT [cmds] S85=n [cmds]

  Example:          AT S85=0 &W<CR>

  Description:      Disconnect immediately on receipt of disconnect
                    signal from DTE or diagnostic control panel.

     Command                              Function

      S85=0         Disabled.

      S85=1         Enabled.

                           DISCONNECT INACTIVITY

  Type:          Register

  Format:        AT [cmds] S80=n [cmds]

  Example:       AT S80=3 &W<CR>

  Description:   Sets the signal monitored by the inactivity timer (\T).

    Command                              Function

     S80=0       Transmit or receive.

     S80=1       Transmit only.

     S80=2       Receive only.

     S80=3       Transmit and receive.

                       DISCONNECT ON LOSS OF CURRENT

  Type:          Register

  Format:        AT [cmds] S65=n [cmds]

  Example:       AT S65=0<CR>

  Description:   Causes the modem to disconnect if the telephone lines
                 current drops.

    Command                              Function

     S65=0       Disconnect after 8ms if current is lost.

     S65=1       Disconnect after 90ms if current is lost.

     S65=2       Disabled

                             DTE RATE CONTROL

  Type:          Register

  Format:        AT [cmds] S61=n [cmds]

  Example:       AT S61= &W<CR>

  Description:   Sets result of DTE CT111 rate control signal.

    Command                              Function

     S61=0       Disabled.

     S61=-1      Fallback 1.

     S61=2       Fallback 2.

                                 DTR ALARM

  Type:           Register

  Format:         AT [cmds] S77=n [cmds]

  Example:        AT S77=0 &W<CR>

  Description:    Sends alarm to proprietary Series Management Controller
                  if DTR low for 10 seconds.

     Command                             Function

      S77=0       Alarm disabled.

      S77=1       Alarm enabled.

                             FACTORY DEFAULTS

  Type:            Immediate/Configuration

  Format:          AT &F[n]

  Example:         AT &F0<CR>

  Description:     Loads factory defaults to NVRAM.

     Command                             Function

       &F0         Asynchronous dial.

       &F1         Synchronous switched line

       &F2         Synchronous leased line answer mode

       &F3         UNIX dial.

       &F4         Synchronous leased line originate mode

       &F5         Cellular (Mobile). Load \A4, \N4, S0=3, S7=120,
                   S10=100, S43=1, S76=3, S89=9, S91=1.

       &F6         Cellular (PSTN). Load &I100, \N4, S7=120, S10=100,
                   S43=1, S89=9, S91=1

                               FLOW CONTROL

  Type:          Configuration

  Format:        AT [cmds] \Gn [cmds]

  Example:       AT G1 &K3<CR>

  Description:   Selects modem port flow control.

    Command                              Function

      \G0        Flow control disabled.

      \G1        Flow control enabled.

                             FLOW CONTROL TYPE

  Type:          Configuration

  Format:        AT [cmds] \Qn [cmds]

  Example:       AT \Q5<CR>

  Description:   Sets type of flow control used by modem.

    Command                              Function

      \Q0        Flow control disabled.

      \Q1        Bidirectional XON/XOFF flow control enabled.

      \Q2        CTS flow control by DCE enabled.

      \Q3        Bidirectional CTS/RTS flow control enabled.

      \Q4        XON/XOFF flow control by DCE enabled.

      \Q5        XON/XOFF flow control by DTE enabled.

      \Q6        RTS flow control by DTE enabled.

                             HANDSHAKE OPTIONS

  Type:          Register

  Format:        AT [cmds] S43=n [cmds]

  Example:       AT S43=0 <CR>

  Default:       0

  Range:         0, 1

  Description:   Controls the V.32bis handshake sequence.

    Command                              Function

     S43=0       V.32bis long handshake.

     S43=1       V.32is short handshake.

                             INACTIVITY TIMER

  Type:             Configuration

  Format:           AT [cmds] \Tn [cmds]

  Example:          AT\T20<CR>

  Default:          0

  Range:            0-255

  Unit:             1 second

  Description:      Sets the length of time that the modem does not
                    receive information before it disconnects.

                             LAP-M FRAME SIZE4

  Type:          Configuration

  Format:        AT [cmds] \An [cmds]

  Example:       AT \A3 %C1<CR>

  Description:   Sets the maximum frame size for V.42 and MNP
                 connections.

    Command                              Function

      \A0        Maximum frame size is 64

      \A1        Maximum frame size is 128

      \A2        Maximum frame size is 192

      \A3        Maximum frame size is 256

      \A4        Maximum frame size is 32

      \A5        Maximum frame size is 16

  Note: Maximum V.42 frame size is 128.

                            LAP-M FRAME WINDOW

  Type:          Register

  Format:        AT [cmds] S89=n [cmds]

  Example:       ATS89=6<CR>

  Default:       0

  Range:         1-9

  Unit:          1 frame (beginning with 0=6 frames)

  Description:   Sets the number of frames used in V.42 and V.42bis
                 transmissions

                         LEASED LINE AUTO-RETRAIN

  Type:          Register

  Format:        AT [cmds] S82=n [cmds]

  Example:       AT S82=0 &W<CR>

  Description:   Allows modem to retrain to compensate for bad line
                 quality.

    Command                              Function

     S82=0       Retrain enabled.

      S82=       Retrain disabled.

                             LEASED LINE SPEED

  Type:          Register

  Format:        AT [cmds] S44=n [cmds]

  Example:       ATS44=6<CR>

  Default:       18

  Description:   Sets maximum leased line speed

    Command                              Function

     S44=0       14.4Kbps V.32bis

     S44=1       14.4Kbps V.32bis

     S44=2       12.0Kbps V.32bis

     S44=3       9600bps V.32bis

     S44=4       7200bps V.32bis

     S44=5       4800bps V.32bis

     S44=6       2400bps V.22bis

     S44=18      19.2Kbps V.32terbo

     S44=19      16.8bps V.32terbo

                      LEASED LINE TRANSMISSION LEVEL

  Type:          Register

  Format:        AT [cmds] S45=n [cmds]

  Example:       AT S45=15<CR>

  Default:       0

  Range:         0 - 15

  Unit:          1 dBm

  Description:   Sets the signal level for transmission when in leased
                 line mode.

                                LINE SPEED

  Type:          Register

  Format:        AT [cmds] S41=n [cmds]

  Example:       ATS41=6<CR>

  Default:       20

  Description:   Sets maximum line speed

    Command                              Function

     S41=1       14.4Kbps V.32bis

     S41=2       12.0Kbps V.32bis

     S41=3       9600bps V.32bis, V.32

     S41=4       7200bps V.32bis

     S41=5       4800bps V.32bis, V.32

     S41=6       2400bps V.22bis

     S41=7       1200bps V.22

     S41=8       1200bps 212A

     S41=10      0-300bps V21

     S41=11      0-300bps 103j

     S41=12      1200/75bps V.23

     S41=13      75/1200bps V.23

     S41=20      19.2Kbps V.32terbo

     S41=21      16.8bps V.32terbo

                           LOCAL ANALOG LOOPBACK

  Type:          Register

  Format:        AT [cmds] S52=n [cmds]

  Example:       AT S52=0 &W<CR>

  Description:   Modem executes local analog loopback on receipt of CT140
                 signal from DTE

    Command                              Function

     S52=0       Loopback disabled.

     S52=1       Loopback enabled.

                             LOCK SERIAL PORT

  Type:          Register

  Format:        AT [cmds] S90=n [cmds]

  Example:       AT S90=0<CR>

  Description:   Sets operation of serial port speed.

    Command                              Function

     S90=0       Disabled.

     S90=1       Serial speed follows connect speed.

                                  MI/MIC

  Type:          Register

  Format:        AT [cmds] S83=n [cmds]

  Example:       AT S83=0 &W<CR>

  Description:   Configures the Mode Indicate/Mode Indicate Common
                 (MI/MIC) interface.

    Command                              Function

     S83=0       Disabled.

     S83=1       Enabled.

                          PASSWORD REMOTE ACCESS

  Type:          Register

  Format:        AT [cmds] S56=n [cmds]

  Example:       ATS56=6<CR>

  Default:       None

  Range:         00-99

  Unit:          Password digits

  Description:   Allows entry of the first two digits of remote access
                 password.

                          PASSWORD REMOTE ACCESS

  Type:          Register

  Format:        AT [cmds] S57=n [cmds]

  Example:       ATS57=6<CR>

  Default:       None

  Range:         00-99

  Unit:          Password digits

  Description:   Allows entry of the second two digits of remote access
                 password.

                          PASSWORD REMOTE ACCESS

  Type:          Register

  Format:        AT [cmds] S58=n [cmds]

  Example:       ATS58=6<CR>

  Default:       None

  Range:         00-99

  Unit:          Password digits

  Description:   Allows entry of the third two digits of remote access
                 password.

                          PASSWORD REMOTE ACCESS

  Type:          Register

  Format:        AT [cmds] S59=n [cmds]

  Example:       ATS59=6<CR>

  Default:       None

  Range:         00-99

  Unit:          P4assword digits

  Description:   Allows entry of the fourth two digits of remote access
                 password.

                           REMOTE CONFIGURATION

  Type:          Register

  Format:        AT [cmds] S55=n [cmds]

  Example:       AT S55=0 &W<CR>

  Description:   Allows remote configuration by 3800 series modem.

    Command                              Function

     S55=0       Remote configuration enabled.

     S55=1       Remote configuration disabled.

                          REMOTE DIGITAL LOOPBACK

  Type:          Register

  Format:        AT [cmds] S51=n [cmds]

  Example:       AT S51=0 &W<CR>

  Description:   Modem executes remote digital loopback on receipt of
                 CT140 signal from DTE

    Command                              Function

     S51=0       Loopback disabled.

     S51=1       Loopback enabled.

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] In [cmds]

  Example:       AT I1 O<CR>

  Description:   Displays modem properties.

    Command                              Function

       I0        Display product code.

       I1        Display 3 digit firmware revision number.

       I2        Reports current EPROM checksum.

       I3        Display serial number.

       I4        Display model number.

       I5        Display hardware part number.

       I6        Display firmware release number.

       I9        Display 3 digit firmware revision number.

      I10        Changes value displayed by I0

     I10=0       Display 144

     I10=1       Display 240

     I10=2       Display 480

     I10=3       Display 960

     I10=4       Display 120

      I11        Reports RAM checksum result.

      !19        Display complete firmware revision number.

                       RESET MODEM TO STORED PROFILE

  Type:           Configuration

  Format:         AT [cmds] Zn [cmds]

  Example:        AT Z0<CR>

  Description:    Restores modem profiles previously saved in
                  non-volatile RAM using the &W command.

     Command                             Function

       Z0         Restore profile 0.

       Z1         Restore profile 1.

       Z2         Restore profile 2.

       Z3         Restore profile 3.

       Z9         Restore factory defaults and use them as power-on
                  defaults.

                               RESULT CODES

  Type:            Configuration

  Format:          AT [cmds] Xn [cmds]

  Example:         AT X5 &W<CR>

  Description:     Enables extended result codes, EC and V.42, MNP
                   suffix, dial tone and busy signal detect

     Command                              Function

        X0         Disabled.

        X1         Enable extended result codes.

        X2         Enable extended result codes and dial tone detect.

        X3         Enable extended result codes and busy signal detect

        X4         Enable extended result codes, dial tone detect and
                   busy signal detect

        X5         Enable extended result codes, EC suffix, dial tone
                   detect and busy signal detect

        X6         Enable extended result codes, V.42, MNP suffix, dial
                   tone detect and busy signal detect

        X7         Display DTE rate. Enable dial tone detect and busy
                   signal detect

                            RJ11 CELLULAR ADAPT

  Type:          Register

  Format:        AT [cmds] S93=n [cmds]

  Example:       AT S93=0 &W<CR>

  Description:   Adds support for RJ11 connection during cellular
                 operation

    Command                              Function

     S93=0       Disabled.

     S93=1       Enabled.

                              STORED PROFILE

  Type:          Register

  Format:        AT [cmds] S88=n [cmds]

  Example:       AT S88=0 &W<CR>

  Description:   Loads stored profile on disconnect.

    Command                              Function

     S88=0       Disabled.

    S88=231      Disabled.

     S88=1       Enabled.

    S88=232      Enabled.

                            TRANSMISSION LEVEL

  Type:           Configuration

  Format:         AT [cmds] &In [cmds]

  Example:        AT &I26 &W<CR>

  Default:        0

  Range:          10-32, 99, 100

  Unit:           -1 dBm

  Description:    Sets the signal level for transmission

  Note: Set to 99 for autoadjust ETC1.0 specification. Set to 100 for
  autoadjust ETC1.1 specifucation

                             V.25bis CODE SET

  Type:          Register

  Format:        AT [cmds] S62=n [cmds]

  Example:       AT S62=0 &W<CR>

  Description:   Sets coding type used in V.25bis mode.

    Command                              Function

     S62=0       ASCII

     S62=1       EBCDIC

                        V.25bis NEW LINE CHARACTER

  Type:          Register

  Format:        AT [cmds] S64=n [cmds]

  Example:       AT S64=0 &W<CR>

  Description:   Sets V.25 new line character.

    Command                              Function

     S64=0       Carriage return and line feed.

     S64=1       Carriage return.

     S64=2       Line feed.

                           V.32bis AUTO-RETRAIN

  Type:           Register

  Format:         AT [cmds] S76=n [cmds]

  Example:        AT S76=0 &W<CR>

  Description:    Selects action the modem will take during bad line
                  quality on 32bis connection.

    Command                              Function

     S76=0        Auto retrain enabled.

     S76=1        Auto retrain disabled.

     S76=2        Auto retrain started at 4800bps.

     S76=3        Auto retrain started at 9600bps

                           V.32bis/PBX AUTOMODE

  Type:          Register

  Format:        AT [cmds] S78=n [cmds]

  Example:       AT S78=0 &W<CR>

  Description:   Selects allowed modulations.

    Command                              Function

     S78=0       Use any supported modulation.

     S78=1       Use modulation specified in S41

     S78=2       Use PBX modulation.

                        V.42bis COMPRESSION CONTROL

  Type:          Configuration

  Format:        AT [cmds] "Hn [cmds]

  Example:       AT "H3 &W<CR>

  Description:   Controls V.42bis data compression

    Command                              Function

      "H0        V.42bis disabled.

      "H1        V.42bis when transmitting enabled.

      "H2        V.42bis when receiving enabled.

      "H3        V.42bis when transmitting/receiving enabled.

                               V.54 ADDRESS

  Type:          Register

  Format:        AT [cmds] S53=n [cmds]

  Example:       ATS53=6<CR>

  Default:       0

  Range:         0-34

  Unit:          Address of modem. 0 is disable.

  Description:   Identifies modem in loopback test.

                             V.54 DEVICE TYPE

  Type:          Register

  Format:        AT [cmds] S54n [cmds]

  Example:       AT S54=0 &W<CR>

  Description:   Identifies modems network position.

    Command                              Function

     S54=0       Peripheral

     S54=1       Intermediate

                           XON/XOFF PASS-THROUGH

  Type:          Configuration

  Format:        AT [cmds] \Xn [cmds]

  Example:       AT \X7 O<CR>

  Description:   Selects whether XON/XOFF signals are sent to remote
                 modem.

    Command                              Function

      \X0        XON/XOFF signals trapped by local modem.

      \X1        XON/XOFF passed through local modem.

