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SPORTSTER 1200
U.S. ROBOTICS, INC.
SPORTSTER 1200
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Modem Type
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Data (synchronous/asynchronous)
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Maximum Data Rate
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1200bps
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Data Bus
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External
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Data Modulation Protocol
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Bell 103A/212A
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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Line out
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CN1
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Power
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CN4
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Line in
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CN2
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Volume
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SW3
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RS-232/422
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CN3
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Power
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SW2
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DIAGNOSTIC LED(S)
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LED
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Color
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Status
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Condition
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LED1
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Red
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On
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Analog loopback self test mode
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LED1
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Green
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On
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Data mode
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LED2
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Red
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Blinking
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Modem is transmitting/receiving data
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LED2
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Green
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On
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Carrier signal detected
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DTR SIGNAL
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Setting
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SW1/1
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» On
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DTR forced high
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Off
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DTR normal
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RESULT CODES
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Setting
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SW1/2
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» Verbose result codes enabled
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On
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Numeric result codes enabled
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Off
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RESULT CODES DISPLAY
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Setting
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SW1/3
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» Display enabled
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On
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Display disabled
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Off
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ECHO COMMANDS DISPLAY
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Setting
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SW1/4
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» Local echo enabled
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Off
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Local echo disabled
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On
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AUTO ANSWER
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Setting
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SW1/5
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» Modem doe not answer on first ring
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On
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Modem answers on first ring
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Off
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CARRIER DETECT
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Setting
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SW1/6
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» CD normal
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Off
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CD forced high
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On
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MULT-LINE INSTALLATION
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Setting
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SW1/7
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» Single phone connected
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Off
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Multiple phones connected
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On
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AT COMMAND SET
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Setting
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SW1/8
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» AT command set recognized
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On
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AT command set disabled
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Off
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Proprietary AT Command Set
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ANALOG LOOPBACK SELF TEST
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Type:
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Register
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Format:
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AT [cmds] S16=n [cmds]
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Example:
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ATS16=139 <CR>
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Description:
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Selects the tone dialing test
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Command
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Function
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0
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Data mode.
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1
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Analog loopback.
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