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A TRUE COPY ON LAST XVI. System Overnight BER Test " ,ANIFICATION L. SUTLER, CLERK PAGE Description The purpose of this test is to demonstrate that the system operates error free for 12 hours minimum and 24 hours when testing schedule allows. Instructions Begin by ensuring that no alarms exist on the terminal to be tested. If any alarms are present troubleshoot those alarms and then continue with the test. 1. Select circuit(s) and end points to be tested and verify connectivity. 2. Login to the radio terminals under test. a. Connect a PC with the EM2 software installed via the serial connector on the front of the terminal labeled "COMPUTER". b. Open the EM2 software and on the initial log -in screen select "Serial" from the pull down and choose the appropriate "COM PORT" that the PC is using. c. Enter the username: "Admin" (note this cannot be changed) enter the password. The default password is "password" which can be changed). Once the correct "Admin" and "User Password" is entered you will be "logged on" and the displayed terminal icons will go from gray to blue to indicate communication with the terminal under test. 3. All radios will be cleared out per the steps below and monitored overnight for status results. 4. Go to the "Performance" and then "RF & Modem Statistics..." screen. Click the "Reset" button to clear the RF & Modem statistics. 5. Go to the "Performance" and then "G.826 Statistics..." screen. Click the "Reset All" button to clear the G.826 values 6. Go to the "Status" and then "Link Alarms..." screen. Click the "Reset" button to clear all latched alarms. 7. Go to the "Status" and then "Event Logs..." screen. Click on the "Reset Log" button and be sure to do this on all the tabs for each individual radio to clear the log files. 8. Reset external BERT Test equipment and run this along with the internal test. 9. Note the start time of the test and return to collect the results after a minimum of a 12 hour period has passed. Result This test is deemed passing if the link runs error free for the duration of the test. View the RF & Modem statistics, G.826 Statistics, Link Alarms, Event Logs, and external test equipment to ensure no errors occurred during the test period. A screen capture will be used for records. NOTE: The Event Logs may show none failure events that may occur during normal radio operations. The Page 33 of