Strip the jacket off the RRU power cable for a small part, press the exposed shielding layer on the strap, and then connect the PGND cable on the strap to the nearest grounding bolt on the side in the APM30/APM30H. Figure 5-1 shows the process of installing an RRU. It also provides checklists as reference. In this document, eRRU3232 is used as an example. Before installing an RRU, you must be familiar with its exterior, ports, indicators, installation options and installation clearance requirements. This chapter describes how to unpack and check the delivered equipment to ensure that all the materials are included and intact. 6 Hoisting an RRU and Related Cables onto a Tower This section describes the procedure for.