RAD DATA COMMUNICATIONS FCD-2L (AC) Card Type E1 CSU/DSU Chip Set Unidentified I/O Options AC power connector, 25-pin connector (RS-530), E1 network interface via RJ-48 connector, BNC connectors (2) Wiring Type RJ-48 120ohm shielded twisted pair BNC 75ohm coaxial E1 Transfer Rate 2.048Mbps E1 Protocol HDB3 Frame type 256N, 256S Data Bus External [Image] CONNECTIONS Function Label Function Label Analog loopback ANA ATE connector (maintenance J1 activation push-button only) Alarm clear push-button CLR Test pattern activation PATT push-button AC power connector CN1 Remote digital loopback REM activation push-button DTE/DCE serial port CN2 BNC connector - receive RX (25-pin connector) Network interface via CN3 BNC connector - transmit TX RJ-48 connector Digital loopback DIG Power switch SW2 activation push-button USER CONFIGURABLE SETTINGS Setting Label Position » Front panel switches enabled JP2 Pins 1 & 2 closed Front panel switches disabled JP2 Pins 2 & 3 closed » Watchdog enabled JP5 Pins 1 & 2 closed Watchdog disabled JP5 Pins 2 & 3 closed » Debug self test mode disabled JP7 Pins 2 & 3 closed Debug self test mode enabled JP7 Pins 1 & 2 closed » Phantom power feeding is disabled JP19 Open Phantom power feeding is enabled JP19 Closed » Signal ground is connected to the JP23 Pins 2 & 3 closed frame ground Signal ground is not connected to JP23 Pins 1 & 2 closed the frame ground » E1 interface not referenced to JP26 Open frame ground E1 interface referenced to frame JP26 Closed ground » E1 interface receive signal not JP27 Open referenced to frame ground E1 interface receive signal JP27 Closed referenced to frame ground » E1 interface transmit signal not JP32 Open referenced to frame ground E1 interface transmit signal JP32 Closed referenced to frame ground » Unbalanced network interface not JP204 Open grounded Unbalanced network interface JP204 Closed grounded » CTS forced high S7/3 On CTS follows remote RTS S7/3 Off » Fast synchronization timing (1 S7/4 Off sec) AT&T TR-62411 synchronization S7/4 On timing (10 sec) » 256S multiframe mode enabled S7/5 Off 256N multiframe mode enabled S7/5 On » TS16 is reserved S7/6 Off TS16 is enabled to carry user's S7/6 On data » CRC-4 enabled S7/7 Off CRC-4 disabled S7/7 On » Factory configured - do not alter S7/8 Unidentified » Nx64 mode S11/1 Off Nx56 mode S11/1 On » Internal clock mode enabled S11/2 Off Loopback timing mode enabled S11/2 On » Time slot allocation is S11/3 On sequential, starting from slot 1 Data is inserted in alternate S11/3 Off time slots, starting from slot 1 » Factory configured - do not alter S11/4 Unidentified BAUD RATE Setting S6 S9 Unframed 0 0 Operational baud rate set to 1x64 0 1 Operational baud rate set to 2x64 0 2 Operational baud rate set to 3x64 0 3 Operational baud rate set to 4x64 0 4 Operational baud rate set to 26x64 2 6 Operational baud rate set to 27x64 2 7 Operational baud rate set to 28x64 2 8 Operational baud rate set to 29x64 2 9 Operational baud rate set to 30x64 3 0 Note: Multiples of 56Kbps or 64Kbps, up to 30 may be selected, for a maximum of 1680Kbps for multiples of 56Kbps or a maximum of 1920Kbps for multiples of 64Kbps. 31-99 are not used. DTE INTERFACE Function J2 J3 J4 J5 V.35 DTE Open Open Board Board interface connected connected RS-422 Board Board Open Open interface connected connected MAIN LINK INTERFACE Function JP12 JP13 JP20/A JP20/B JP20/C JP20/D » Balanced 1 & 2 1 & 2 Open Open Closed Open interface Unbalanced 1 & 2 1 & 2 Closed Open Open Open interface Note: Pins designated are in the closed position IDLE CODE Setting S8/1 S8/2 S8/3 S8/4 S8/5 S8/6 S8/7 S8/8 » Default Off Off Off Off Off Off Off Off idle code Note: On=0, Off=1. Switch S8/1 is the most significant bit. Switch S8/2 is the least significant bit. Values are currently unidentified. SERIAL COMMUNICATION Setting JP16 JP17 » Serial communication for Pins Pins 1 & 2 maintenance purposes enabled 1 & closed 2 closed Reserved Pins Pins 2 & 3 2 & closed 3 closed PORT TIMING Setting S7/1 S7/2 DTE1 port timing On On » DCE port timing On Off DTE2 port timing Off On Not used Off Off E1 TRANSMIT LEVEL SELECTION Net build Label Position » 0dBm S12 0 -7.5dBm S12 1 -15dBm S12 2 -22.5dBm S12 3 DIAGNOSTIC LED(S) LED Color Status Condition PWR Unidentified On Power is on PWR Unidentified Off Power is off RTS Unidentified On RTS input line is on RTS Unidentified Off RTS input line is off TST Unidentified On Device is conducting a test TST Unidentified Off Device is not conducting a test ERR Unidentified On Error detected in the test pattern ERR Unidentified Off Error not detected in the test pattern LOC Unidentified On Synchronization lost on local FCD-2L LOC Unidentified Off Synchronization not lost on local FCD-2L REM Unidentified On Synchronization lost on remote FCD-2L REM Unidentified Off Synchronization not lost on remote FCD-2L 10 [Image] Unidentified On BER on the network link exceeds 10 [Image] 10 [Image] Unidentified Off BER on the network link does not exceed 10 [Image] MIN Unidentified On Minor alarm condition detected. Remains lit until fault condition disappears, or CLR button is pushed MIN Unidentified Off Minor alarm condition not detected MAJ Unidentified On Major alarm condition detected. Remains lit until fault condition disappears, or CLR button is pushed MAJ Unidentified Off Major alarm condition not detected