Select the Inventory menu, then type in the unit ID numbers. Change the settings of any system parameters, if necessary, by selecting the Config menu, Standard Options or ADC Options. (Configuration options can also be set from the front panel using the MODE and SEL pushbuttons. See the “Front-Panel Configuration Options Using MODE and SEL”...
H2TU-C-319 L The H2TU-C-319 is the Central Office (CO) side of a repeaterless T1 transmission system. The system provides 1.544 Mbps transmission on one unconditioned copper pair over the full Carrier Service Area (CSA) range. Enhanced firmware also allows the ®...
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Loopdown 11100 Deactivates any of the above loopbacks. For more detailed information, refer to the technical practice, document number LTPH-TP-1054-xx. It can be downloaded from the ADC web site at www.adc.com. Front-Panel Alarm Messages Message Description PWR FEED SHRT A short between the Tip and Ring of the HDSL2 pair.
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Front-Panel Diagnostic Messages Message Description (normal operating messages in bold) A=xx The loop attenuation of the longest (maximum loss) span, measured in dB. The multiplexers of the H2TU-C-319 and H2TU-R are trying to establish synchronization. The multiplexers of the two devices on Span n are trying to establish synchronization with each other, where n is the number of the span.