ADC KENTROX

DATASMART MODEL 72681

Card Type          DSU
Chip Set           Unidentified
I/O Options        AC power, RJ-45 DCE port, V.35 DTE port

                   network interface via RJ-48 connector
DDS Transfer Rate  64Kbps
Line Coding        AMI
Data Bus           External

[Image]

                                CONNECTIONS

          Function             Label            Function           Label

  Network interface (RJ-48      CN1     V.35 DTE port               CN3
  connector)

  DCE port (RJ-45               CN2     AC power connector          CN4
  connector)

                             DIAGNOSTIC LED(S)

   LED         Color         Status                 Condition

   PWR         Green           On           Power is on and passed self
                                                 diagnostic test

   PWR         Green        Blinking            User is logged in

   PWR         Green           Off                 Power is off

   FAIL         Red            On        Unit failed self diagnostic test

   FAIL         Red         Blinking       Software is being downloaded

   FAIL         Red            Off       Unit passed self diagnostic test

   ALM          Red            On        LOS, OOF, or DDS alarm condition
                                               detected on network

   ALM          Red            Off       LOS, OOF, or DDS alarm condition
                                             not detected on network

   DATA        Green           On                Unit is ready to
                                         transmit/receive data on network
                                                    interface

   DATA        Green           Off         Alarm condition on network is
                                             preventing data exchange

   TEST       Yellow           On          Unit is conducting a loopback
                                                       test

   TEST       Yellow           Off           Unit is not conducting a
                                                  loopback test

   CTS        Yellow           On         CTS signal is high. Unit ready
                                          to exchange data with the DTE

   CTS        Yellow           Off              CTS signal is low

   RTS        Yellow           On               RTS signal is high

   RTS        Yellow           Off              CTS signal is low

   FRL      Unidentified       Off          Frame relay link indicator;
                                         non-functional in current model