1100 FD  (250-3530)              Pinouts                Faxback Doc. # 1994

Parallel Port:                         Modem Interface:

 1   Strobe                             1   Clear to Send
 2   Data Bit 0                         2   GND
 3   Data Bit 1                         3   Data Set Ready
 4   Data Bit 2                         4   +5 Vdc
 5   Data Bit 3                         5   Data Carrier Detect
 6   Data Bit 4                         6   Modem Standby 
 7   Data Bit 5                         7   Ring Indicator
 8   Data Bit 6                         8   Receive Data
 9   Data Bit 7                         9   Acoustic Sound
 10  Acknowledge                        10  Request to Send
 11  Busy                               11  Data Terminal Ready
 12  Paper Empty                        12  Transmit Data
 13  Select                             13  Reset
 14  Autofeed                           14  GND
 15  Printer Error                      15  +12 Vdc
 16  Initialize                         16  GND
 17  Select In                          17  -12 Vdc
 18  N/C                                18  GND
 19-25  N/C

DB-9 Serial Port:

1.  Carrier Detect              6.   Data Set Ready
2.  Received Data               7.   Request To Send
3.  Transmitted Data            8.   Clear To Send
4.  Data Terminal Ready         9.   Ring Indicate
5.  Signal Ground