RAD DATA COMMUNICATIONS
FCD-1X
Card Type |
T1 CSU/DSU |
Chip Set |
Unidentified |
I/O Options |
AC power connector, V.35 DTE port (34-pin connector), 9-pin serial port (RS-232), 25-pin serial port (RS-530), T1 network interface via 15-pin connector |
Wiring Type |
100ohm shielded twisted pair via 15-pin connector |
T1 Transfer Rate |
1.544Mbps |
T1 Protocol |
AMI, B8ZS, B7ZS |
Frame type |
D4,ESF |
Data Bus |
External |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
AC power connector |
CN1 |
DCE/DTE port (34-pin connector) |
CN4 |
9-pin serial port |
CN2 |
Network interface via 15-pin connector |
CN5 |
DCE/DTE port (25-pin connector) |
CN3 |
Power switch |
SW2 |
USER CONFIGURABLE SETTINGS | |||
Setting |
Label |
Position | |
» |
Debug self test mode disabled |
JP2 |
Pins 1 & 2 closed |
Debug self test mode enabled |
JP2 |
Pins 2 & 3 closed | |
» |
Default password enabled. Password=FCD-1/X |
JP3 |
Pins 2 & 3 closed |
User password enabled |
JP3 |
Pins 1 & 2 closed | |
» |
Watchdog timer enabled |
JP4 |
Pins 1 & 2 closed |
Watchdog timer disabled |
JP4 |
Pins 2 & 3 closed | |
» |
Signal ground is connected to the frame ground |
JP12 |
Pins 2 & 3 closed |
Signal ground is not connected to the frame ground |
JP12 |
Pins 1 & 2 closed | |
» |
Internal -5V enabled |
JP22 |
Pins 1 & 2 closed |
Grounded to pin 15 in the main link connector (CN5) |
JP22 |
Pins 2 & 3 closed | |
» |
Allows connection of the line controlled by JP22 to pin 15 of main link connector (CN5) for powering external device |
JP25 |
Closed |
Does not allow connection of the line controlled by JP22 to pin 15 of main link connector (CN5) for powering external device |
JP25 |
Open | |
» |
Allows connection of internal +5V, via resistor, to pin 14 of main link connector (CN5) for powering external device |
JP26 |
Closed |
Does not allow connection of internal +5V, via resistor, to pin 14 of main link connector (CN5) for powering external device |
JP26 |
Open |
T1 TRANSMIT LEVEL SELECTION | |||
Net build |
Label |
Position | |
» |
0dB |
SW1 |
1 |
7.5dB |
SW1 |
2 | |
15dB |
SW1 |
3 |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
RTS |
Unidentified |
On |
RTS signal is high |
RTS |
Unidentified |
Off |
RTS signal is low |
DCD |
Unidentified |
On |
DCD signal is high |
DCD |
Unidentified |
Off |
DCD signal is low |
TD |
Unidentified |
On |
CSU/DSU is detecting pulses from the local DTE |
TD |
Unidentified |
Off |
CSU/DSU is not detecting pulses from the local DTE |
RD |
Unidentified |
On |
CSU/DSU is receiving pulses from network |
RD |
Unidentified |
Off |
CSU/DSU is not receiving pulses from network |
RED |
Unidentified |
On |
CSU/DSU is detecting a red alarm condition |
RED |
Unidentified |
Off |
CSU/DSU is not detecting a red alarm condition |
YEL |
Unidentified |
On |
CSU/DSU is detecting a yellow alarm condition |
YEL |
Unidentified |
Off |
CSU/DSU is not detecting a yellow alarm condition on |
TST |
Unidentified |
On |
CSU/DSU loopback test active |
TST |
Unidentified |
Off |
CSU/DSU loopback test not running |