PDF user manual for CopperEdge 150

• Yellow—A far-end failure condition on the link or withupstream equipment. The LED stays yellow until thecondition is cleared.• Red—A near-end failure condition, such as a loss ofsignal or frame errors at the CE150, or within the QuadT1 Frame Module itself. The LED stays red until thecondition is cleared.6'6/DQG$'6/*GPWRU*OLWH0RGXOH3RUW6WDWXVAll SDSL and ADSL (G.dmt or G.lite) modules have a cluster of24 LED indicators, each of which corresponds to one of its DSLports.If a port has been correctly wired and configured, the CPE at thefar end of the DSL link will train on the port and the associatedLED will turn green. If the indicator is off, or if it continually alternatesbetween off and on, there is a fault with the port, link,or CPE.7'6//LQH0RGXOH3RUW6WDWXVThe T1 DSL line module has a cluster of 12 LED indicators,each of which corresponds to one of its DSL ports. Each LEDhas three colors that indicate the following states:• Off—Reset state, power down state, or administrativelydown (Admin=Down).• Green—Normal operation, synchronized with thenetwork; no local or far-end alarms; administratively up(Admin=Up).• Yellow—Far-end failure with no near-end failure;administratively up (Admin=Up).• Red—Near-end failure, such as loss of signal, loss offrame, or receiving AIS; with or without a far-end failure;administratively up (Admin=Up).&RSSHU(GJH,QVWDOODWLRQDQG2SHUDWLQJ*XLGH