ADTRAN
HSU 100
| Card Type | T1 DSU/CSU |
| Chip Set | Unidentified |
| I/O Options | V.35 DTE port, RJ-48 control ports (2), HDSL T1 network interface via RJ-48, Expansion module, RS 530 port |
| T1 Data Rate | 1.544Mbps |
| Line Coding | Unidentified |
| Framing | ESF |
| Data Bus | External |
CONNECTIONS |
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Function |
Label |
Function |
Label |
| HDSL T1 network port via RJ-48 | CN1 |
Control port - chain out via RJ-48 | CN4 |
| RS 530 port | CN2 |
Control port - chain in via RJ-48 | CN5 |
| V.35 DTE port | CN3 |
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DIAGNOSTIC LED(S) |
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LED |
Color |
Status |
Condition |
ALM1 |
Red |
On |
Alarm condition has been detected on DSU |
ALM1 |
Red |
Off |
Alarm condition has not been detected on DSU |
ALM2 |
Red |
On |
Alarm condition has been detected on option ports |
ALM2 |
Red |
Off |
Alarm condition has not been detected on option ports |
ALM3 |
Red |
On |
Alarm condition has been detected on network |
ALM3 |
Red |
Off |
Alarm condition has not been detected on network |
ERR |
Unidentified |
On |
Error has been detected on network. Errors include: BPV, OOF or CRC |
ERR |
Unidentified |
Off |
Error has not been detected on network |
OK1 |
Green |
On |
DSU is operating in normal mode. No errors have been detected |
OK1 |
Green |
Off |
DSU is not in normal mode, or errors have been detected |
OK2 |
Green |
On |
Module is operating in normal mode. No errors have been detected |
OK2 |
Green |
Off |
Module is not in normal mode, or errors have been detected |
OK3 |
Green |
On |
CSU is operating in normal mode. No errors have been detected |
OK3 |
Green |
Off |
CSU is not in normal mode, or errors have been detected |
| REMOTE | Unidentified | On | Unit is being accessed remotely by PC program |
| REMOTE | Unidentified | Off | Unit is not being accessed remotely by PC program |
TST1 |
Yellow |
On |
DSU is conducting a test |
TST1 |
Yellow |
Off |
DSU is not conducting a test |
TST2 |
Yellow |
On |
Module is conducting a test |
TST2 |
Yellow |
Off |
Module is not conducting a test |
TST3 |
Yellow |
On |
CSU is conducting a test |
TST3 |
Yellow |
Off |
CSU is not conducting a test |