Fax Modem  (250-3581)         Pinouts          Faxback Doc. # 5786

PIN   NAME        DESCRIPTION

1.    DCD*        DATA CARRIER DETECT, ACTIVE LOW.
2.    DSR*        DATA SET READY, ACTIVE LOW.
3.    RXD         RECEIVE DATA
4.    RTS*        REQUEST TO SEND
5.    TXD         TRANSMIT DATA
6.    CTS*        CLEAR TO SEND, ACTIVE LOW.
7.    DTR*        DATA TERMINAL READY.
8.    RI*         RING IN.
9.    GND         SIGNAL GROUND.
10.   (RESERVED)
11.   (RESERVED)
12.   +5v         SUPPLY VOLTAGE, +5V.
13.   -5V         SUPPLY VOLTAGE, -5V.
14.   +5V         SUPPLY VOLTAGE, +5V.
15.   RING*       OUTPUT, TTL LEVEL
16.   +5VSUS      SUPPLY VOLTAGE, +5V, CUTOFF BY SUSPEND MODE.
17.   MDMON       MODEM ON, ACTIVE HIGH.
18.   SPKR        SPEAKER OUTPUT.
19.   GND
20.   GND

(SMC/all-06/06/94)