RAD DATA COMMUNICATIONS

FCD-14-2/T1

Card Type                  T1 CSU/DSU
Chip Set                   Unidentified
I/O Options                AC power connector, 25-pin DTE/DCE ports (2),

                           9-pin serial port, T1 network interface 15-pin
                           connector (2)
T1 Transfer Rate           1.544Mbps
T1 Protocol                D4, ESF
Frame Type                 AMI, B7ZS, B8ZS
Data Bus                   External

[Image]

                                CONNECTIONS

           Function             Label           Function           Label

  AC power connector             CN1     Serial port                CN6

  Sub network port (15-pin       CN2     Fuse                        F1
  connector)

  Channel 2 port                 CN3     Fuse                        F1

  Channel 1 port                 CN4     Power switch               SW2

  Main network port (15-pin      CN5
  connector)

                        USER CONFIGURABLE SETTINGS

                  Setting                      Label         Position

  »   Debug self test mode disabled             JP2          Pins 2 & 3
                                                              closed

      Debug self test mode enabled              JP2          Pins 1 & 2
                                                              closed

      User password enabled                     JP3          Pins 2 & 3
                                                              closed

  »   Default password enabled.                 JP3          Pins 1 & 2
      Password=FCD-14                                         closed

  »   Signal ground is connected to the         JP4          Pins 2 & 3
      frame ground                                            closed

      Signal ground is not connected to         JP4          Pins 1 & 2
      the frame ground                                        closed

  »   Watchdog enabled                          JP12         Pins 2 & 3
                                                              closed

      Watchdog disabled                         JP12         Pins 1 & 2
                                                              closed

                        T1 TRANSMIT LEVEL SELECTION

                  Net build                                SW1

  »                    0dBm                                 1

                      7.5dBm                                2

                       15dBm                                3

                             DIAGNOSTIC LED(S)

   LED           Color          Status               Condition

   RD4       Unidentified        N/A                 Not used

   TD4       Unidentified        N/A                 Not used

   RD3       Unidentified        N/A                 Not used

   TD3       Unidentified        N/A                 Not used

   RD2       Unidentified         On        CSU/DSU is receiving data on
                                                     channel 2

   TD2       Unidentified        Off      CSU/DSU is transmitting data on
                                                     channel 2

   RD1       Unidentified         On        CSU/DSU is receiving data on
                                                     channel 1

   TD1       Unidentified        Off      CSU/DSU is transmitting data on
                                                     channel 1

  RED 1      Unidentified         On         CSU/DSU is detecting a red
                                          alarm condition on the sub link

  RED 1      Unidentified        Off       CSU/DSU is not detecting a red
                                          alarm condition on the sub link

  YEL 1      Unidentified         On       CSU/DSU is detecting a yellow
                                          alarm condition on the sub link

  YEL 1      Unidentified        Off         CSU/DSU is not detecting a
                                           yellow alarm condition on the
                                                     sub link

  RED 2      Unidentified         On         CSU/DSU is detecting a red
                                            alarm condition on the main
                                                       link

  RED 2      Unidentified        Off       CSU/DSU is not detecting a red
                                            alarm condition on the main
                                                       link

  YEL 2      Unidentified         On       CSU/DSU is detecting a yellow
                                            alarm condition on the main
                                                       link

  YEL 2      Unidentified        Off         CSU/DSU is not detecting a
                                           yellow alarm condition on the
                                                     main link

            TUnidentified         On      Device is conducting a loopback
                                                       test

   TST       Unidentified        Off         Device is not conducting a
                                                   loopback test

                       MISCELLANEOUS TECHNICAL NOTES

  The FCD-14-2/T1 has three types of user-configurable data channel
  modules for ports CN3 & CN4: V.35, X.21, or RS-530