TM 9-2350-277-34EXTERNAL COMMUNICATION BOX A11 INOPERATIVE (M1068A3 ONLY) 0011 00INITIAL SETUP:Maintenance LevelDirect SupportTools and Special ToolsElectrical Tool Kit (WP 0120 00, Item 60)Digital Multimeter (WP 0120 00, Item 38)Personnel RequiredRadio Repairer 29E10Helper (H)ReferencesSee your -10See your -20See M1068A3 wiring diagram (see your -20)Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)WARNINGHIGH VOLTAGE is used in the operation of this equipment.DEATH ON CONTACT may result if personnel fail to observe safety precautions.NEVER work on equipment unless at least one other person familiar with the operation andhazards of the equipment is nearby. That person should also be familiar with giving first aid.When an operator helps a mechanic, that operator must be warned about dangerous areas.SHUT OFF POWER supply to equipment before beginning work. Make sure all external poweris off/disconnected.BE CAREFUL not to contact high-voltage connections when installing or operating thisequipment.T1. Is there output from DATA PAIRS posts 1 thru 8?YESNOGO TO BY (PAGE 0011 00-3)Y1. Is there output from LAN jacks A and B?YESNOGO TO CY (PAGE 0011 00-4)0011 00-1
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