TM-9-1200-215-34&P Technical Manual for M109 Automatic Fire Control System (AFCS) Download
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TM 9–1200–215–34&P 4–14 4–16. CIRCUIT CARD ASSEMBLIES (CCAs) A2, A3, A4, AND A5 CONTINUED b. INSTALLATION CAUTION ESD SENSITIVE The PDIU contains ESD sensitive components. Wear a protective ESD wrist strap whenever handling components. Failure to comply may result in damage to equipment. 1. Attach ESD grounding strap to wrist and ground to ensure ESD protection. 2. Insert CCA in card holder. Be sure CCA is firmly seated. 3. Tighten two screws (1) on card holder of CCA. Torque to 25 in.–lb (2.8 NSm). 4. Install top cover assembly in accordance with procedure outlined in paragraph 4–13. 1 2 A2 A3 A4 A5