RAD DATA COMMUNICATIONS
SRM-31A
Card Type |
Short Range Modem |
Chip Set |
Unidentified |
I/O Options |
25-pin DTE port, terminal block |
Wiring Type |
Unshielded twisted pair |
Maximum Data Rate |
115.2Kbps |
Data Modulation Protocol |
2B1Q |
Data Bus |
External |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
DTE serial port (25-pin connector) |
CN1 |
Terminal block |
CN2 |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
LOS |
Red |
On |
Loss of signal condition detected on network |
LOS |
Red |
Off |
Loss of signal condition not detected on network |
TST |
Red |
On |
Device is conducting a loopback test |
TST |
Red |
Off |
Device is not conducting a loopback test |
RX |
Yellow |
On |
Data is being received |
RX |
Yellow |
Off |
Data is not being received |
TX |
Yellow |
On |
Data is being transmitted |
TX |
Yellow |
Off |
Data is not being transmitted |
PWR |
Green |
On |
Power is on |
PWR |
Green |
Off |
Power is off |