RAD DATA COMMUNICATIONS
FCD-T1/1/T1
|
Card Type |
T1 CSU/DSU |
|
Chip Set |
Unidentified |
|
I/O Options |
AC power connector, 25-pin RS-530 port serial ports (2), RJ-48 network interface (2) |
|
T1 Transfer Rate |
1.544Mbps |
|
T1 Protocol |
AMI, Transparent, B7ZS, B8ZS |
|
Frame type |
D4 |
|
Data Bus |
External |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
AC power connector |
CN1 |
Network port via RJ-48 connector |
CN4 |
|
Serial port 1 |
CN2 |
Serial port 2 |
CN5 |
|
25-pin connector |
CN3 |
Power switch |
SW2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Setting |
Label |
Position | |
| » |
Signal ground is connected to the frame ground |
JP8 |
Closed |
|
Signal ground is not connected to the frame ground |
JP8 |
Open | |
| » |
Front panel push-buttons are enabled |
JP77 |
Pins 1 & 2 closed |
|
Front panel push-buttons are disabled |
JP77 |
Pins 2 & 3 closed | |
| » |
Supervisor ports operate according to user-defined parameters |
S1/1 |
Off |
|
CSU/DSU uses default parameters stored in its EPROM |
S1/1 |
On | |
|
User password enabled |
S1/2 |
Off | |
| » |
Default password enabled. Password=RAD |
S1/2 |
On |
| » |
Loads user-selected parameters from NVRAM on power-up |
S1/3 |
Off |
|
Loads default parameters stored in its EPROM on power-up |
S1/3 |
On | |
| » |
Factory configured - do not alter |
S1/4 |
Off |
|
ALARM/RELAY | |||
|
Function |
JP51 |
JP52 | |
| » |
Alarm relay is disconnected. DTE serial port 1 (CN2) provides full functionality |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
Alarm relay is connected instead of DCD and CTS lines. Polled communication disabled |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
|
DIAGNOSTIC LED(S) | |||
|
LED |
Color |
Status |
Condition |
|
RED 1 |
Unidentified |
On |
DSU/CSU is detecting a red alarm condition on the main link |
|
RED 1 |
Unidentified |
Off |
DSU/CSU is not detecting a red alarm condition on the main link |
|
YEL 1 |
Unidentified |
On |
DSU/CSU is detecting a yellow alarm condition on the main link |
|
YEL 1 |
Unidentified |
Off |
DSU/CSU is not detecting a yellow alarm condition on the main link |
|
RED 2 |
Unidentified |
On |
DSU/CSU is detecting a red alarm condition on the sub link |
|
RED 2 |
Unidentified |
Off |
DSU/CSU is not detecting a red alarm condition on the sub link |
|
YEL 2 |
Unidentified |
On |
DSU/CSU is detecting a yellow alarm condition on the sub link |
|
YEL 2 |
Unidentified |
Off |
DSU/CSU is not detecting a yellow alarm condition on the sub link |
|
ALM |
Unidentified |
On |
DSU/CSU is detecting an alarm condition in the system |
|
ALM |
Unidentified |
Off |
DSU/CSU is not detecting an alarm condition in the system |
|
TST |
Unidentified |
On |
DSU or CSU loopback test active |
|
TST |
Unidentified |
Off |
DSU or CSU loopback test not running |
VER.X.21
|
CONNECTIONS | |
|
Function |
Label |
|
15 pin connector |
CN9 |
VER. V.35
|
CONNECTIONS | |
|
Function |
Label |
|
34 pin connector |
CN9 |
|
MISCELLANEOUS TECHNICAL NOTES |
|
If an additional port is required, the single port module may be replaced with a dual port module. V.35, X.21, or RS-530 interfaces are available for the FCD/T1 unit |