Altigen MAX1000, Manual

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MAX1000 System
46
Telephony Hardware Manual
T1E1 Port LED Status
The ALTI-M0404-T1E1 board has two LEDs to show the T1/E1 signal status. The green
LED is labeled "C" and the red LED is labeled "D".
LED A Status
ON The embedded DSP board is running and access board is
connecting to the DSP board properly.
Normal operation is ON.
OFF One of the following is true:
•
The embedded DSP board is not running.
•
Access board is not connected to DSP board properly.
•
DSP board is too busy. Voice signal may be impacted.
LED B Status
ON The telephony power supply on the DSP board is supplying
telephony power to the analog extension ports properly.
Normal operation is ON.
OFF One of the following is true:
•
Switching software is not running.
•
The telephony power supply fails to supply power.
LED C
(Green) LED D
(Red)
Status
ON OFF Normal operation
OFF ON No signal
On Flashing Frame synchronization is okay, but one of the following
errors has occurred:
•
Bi-polar violation
•
Line code violation
•
System is receiving Yellow alarm from CO
•
System is receiving Red alarm from CO
•
Excessive zeros detected.