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# ASTROCOM
T - SERIES
Card Type CSU/DSU
NIC Type T1, Ethernet
Chip Set Unidentified
I/O Options AC power connector, RJ-45 UTP connector,
RG58A/U 50ohm coaxial, DTE ports via 25-pin
connector (2), serial port via 9-pin
connector, network interface via RJ-48
connector, line jack - transmit/receive,
monitor jack - transmit/receive, unit jack -
transmit/receive
Wiring Type RJ-48 T1
RJ-45 Unshielded twisted pair
RG58A/U 50ohm coaxial
Maximum Data Rate 64Kbps
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| AC power connector | CN1 | Network interface | CN7 |
| | | via RJ-48 connector | |
|----------------------+-------+---------------------+-------|
| Serial port via | CN2 | Network interface | CN8 |
| 9-pin connector | | via RJ-48 connector | |
|----------------------+-------+---------------------+-------|
| RJ-45 UTP connector | CN3 | Line jacks | CN9 |
|----------------------+-------+---------------------+-------|
| RG-58A/U 50ohm | CN4 | Monitor jacks | CN10 |
| coaxial | | | |
|----------------------+-------+---------------------+-------|
| DTE port 1 via | CN5 | Unit jacks | CN11 |
| 25-pin connector | | | |
|----------------------+-------+---------------------+-------|
| DTE port 2 via | CN6 | Power switch | SW1 |
| 25-pin connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+---------+--------------+----------------------------|
| OOF | Red | On | Network signal is out of |
| | | | frame synchronization, in |
| | | | red alarm status |
|------+---------+--------------+----------------------------|
| OOF | Red | Off | Network signal is out of |
| | | | frame synchronization or |
| | | | in red alarm status |
|------+---------+--------------+----------------------------|
| YEL | Amber | On | Yellow alarm signal |
| | | | received from network |
|------+---------+--------------+----------------------------|
| YEL | Amber | Off | Yellow alarm signal not |
| | | | received from network |
|------+---------+--------------+----------------------------|
| AIS | Red | On | Blue alarm signal received |
| | | | from network |
|------+---------+--------------+----------------------------|
| AIS | Red | Off | Blue alarm signal not |
| | | | received from network |
|------+---------+--------------+----------------------------|
| LOS | Red | On | Network signal has been |
| | | | lost |
|------+---------+--------------+----------------------------|
| LOS | Red | Off | Network signal has not |
| | | | been lost |
|------+---------+--------------+----------------------------|
| ERR | Amber | On | BPV, CSS, or SES error(s) |
| | | | detected on network |
|------+---------+--------------+----------------------------|
| ERR | Amber | Off | BPV, CSS, or SES error(s) |
| | | | not detected on network |
|------+---------+--------------+----------------------------|
| LCL | Amber | On | DSU/CSU is running a local |
| | | | loopback test |
|------+---------+--------------+----------------------------|
| LCL | Amber | Off | Local loopback test not in |
| | | | progress |
|------+---------+--------------+----------------------------|
| LINE | Red | On | DSU/CSU is running a line |
| | | | loopback test |
|------+---------+--------------+----------------------------|
| LINE | Red | Off | Line loopback test not in |
| | | | progress |
|------+---------+--------------+----------------------------|
| PAY | Amber | On | DSU/CSU is running a |
| | | | payload loopback test |
|------+---------+--------------+----------------------------|
| PAY | Amber | Off | Payload loopback test not |
| | | | in progress |
|------+---------+--------------+----------------------------|
| LNK | Green | On | No alarm declared |
|------+---------+--------------+----------------------------|
| LNK | Green | Blinking | DSU/CSU is transmitting a |
| | | | AIS (blue) alarm |
| | | (on 50ms/off | |
| | | 500ms) | |
|------+---------+--------------+----------------------------|
| LNK | Green | Blinking | DSU/CSU is transmitting a |
| | | | yellow alarm |
| | | (on | |
| | | 500ms/off | |
| | | 50ms) | |
|------+---------+--------------+----------------------------|
| LNK | Green | Off | Severe alarm declared |
|------+---------+--------------+----------------------------|
| SYNC | Green | On | No alarm declared |
|------+---------+--------------+----------------------------|
| SYNC | Green | Blinking | DSU/CSU is transmitting a |
| | | | AIS (blue) alarm |
| | | (on 50ms/off | |
| | | 500ms) | |
|------+---------+--------------+----------------------------|
| SYNC | Green | Blinking | DSU/CSU is transmitting a |
| | | | yellow alarm |
| | | (on | |
| | | 500ms/off | |
| | | 50ms) | |
|------+---------+--------------+----------------------------|
| SYNC | Green | Off | Severe alarm declared |
|------+---------+--------------+----------------------------|
| ACT | Green | On | RTS signal is high |
|------+---------+--------------+----------------------------|
| ACT | Green | Off | RTS signal is low |
|------+---------+--------------+----------------------------|
| ACT | Green | Blinking | Port 1 data is being |
| | | | rerouted through port 2 |
| | | (on | |
| | | 500ms/off | |
| | | 500ms) | |
|------+---------+--------------+----------------------------|
| ACT | Green | Blinking | Data routed through port |
| | | | 1: if main port fails, |
| | | (on 50ms/off | data will be rerouted |
| | | 500ms) | through port 2 |
|------+---------+--------------+----------------------------|
| BDL | Red | On | DSU/CSU is running a |
| | | | bi-directional loopback |
| | | | test |
|------+---------+--------------+----------------------------|
| BDL | Red | Off | Bi-directional loopback |
| | | | test not in progress |
|------+---------+--------------+----------------------------|
| PWR | Green | On | Power is on |
|------+---------+--------------+----------------------------|
| PWR | Green | Off | Power is off |
|------------------------------------------------------------|
| Note Top row of LEDs indicate main port status. Bottom row |
| of LEDs indicate auxiliary port status |
+------------------------------------------------------------+