Black Box MD1640A Modem User Manual


 
164
SERIES II INTELLIGENT DATA/FAX MODEMS
Appendix D - DIP-Switch Summary
Asynchronous Mode
DIP-Switch Condition
Effect
#1 UP* DTR dependent on interface
Down DTR forced On at all times
#2 UP* Hardware Flow Control
Down Xon/Xoff Flow Control
#3 UP -15 dB Transmission (leased line)
Down* -9 dB Transmission (leased line)
#4 UP* UUCP Spoofing Off
Down UUCP Spoofing On
#5 UP* Automatic Answer On
Down Automatic Answer Off
#6 UP* Max throughput On
Down Max throughput Off
#7 UP RTS dependent on Interface
Down* RTS forced On at all times
#8 UP Disable Command Mode
Down* Enable Command Mode
#9 UP Local Digital Loopback On
Down* Remote Digital Loopback On
#10 UP* Dial-Up Operation
Down Leased Line Operation
#11 UP "AT" Responses
Down* Series II Responses
#12 UP Synchronous Mode On
Down* Asynchronous Mode On
*Factory Default Setting