ADTRAN 6000 Series System Manual
Also see for TRACER 6000 SERIES: User manual
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TRACER 6000 Series Integrated System Manual Section 8 Troubleshooting Guide612806420L1-1F Copyright © 2005 ADTRAN, Inc. 129CRCCRC errors indicate that the receiver is unable to synchronize to the CRC-4 frame pattern of the receivedE1 signal.Recommended Actions:1. Verify the TRACER 64x0 unit and the attached equipment are configured for the same signaling(M ULTIFRAMED, U NFRAMED, or F RAMED).2. Verify the cable connections for the E1 interface are solid.System AlarmsAll active system alarms are displayed on the S YSTEM A LARMS menu page. To identify the current systemalarm present, display the S YSTEM A LARMS screen and check the alarms fields (FAN SPEED andTEMPERATURE).Recommended Actions:1. Display the S YSTEM A LARMS screen and check the alarms fields (F AN SPEED and TEMPERATURE) toidentify the active alarm.2. Follow the steps below for the appropriate alarm.Fan Speed AlarmFan speed alarms indicate a physical problem currently occurring with the indicated fan such that the fanRPM is below the safe operational threshold.Recommended Actions:1. Verify the TRACER 64x0 fans are not physically blocked.Temperature AlarmTemperature alarms indicate that the internal temperature has risen above the safety threshold.Recommended Actions:1. Verify the TRACER 64x0 fans are not physically blocked and are working properly.2. Verify that the ambient temperature at the physical location does not exceed the recommendedoperating temperature (65°C).LAN LEDsIf the LAN LED is OFF, the TRACER 64x0 is not able to detect an active Ethernet link on the particular10/100BaseT/TX interface.Recommended Actions:1. Check all Ethernet cable connections to verify they are properly plugged in (making sure the tab on theconnector snaps into place).2. Connect the 10/100BaseT/TX interface to a “known good” Ethernet port to verify the TRACER port isfunctioning properly.3. Try another Ethernet cable.3. RF ERRORSRF errors can range from a nonviable microwave path to loose RF connectors. |
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