Installation ManualH3C S5600 Series Ethernet Switches Chapter 3 Installing the Switch3-183.6.3 Removing the Stack CableStep 1: Wear an ESD wrist strip and make sure it is well grounded.Step 2: Use a flat-blade screwdriver or power screwdriver to unscrew the captivescrews at both sides.Step 3: Unplug the cable plug from the switch Fabric port flatly.Caution:z The S5600 stack cable is hot swappable.z When you use the flat-blade screwdriver or power screwdriver to fasten captivescrews at both sides, make sure the captive force moment is not larger than 0.4N•m.z When you connect the stack cable, the bending radius of the cable with 0.65 m (2.1ft.) or 1.2 m (3.9 ft) in length should be no less than eight times of the cable diameter;the bending radius of the cable with 5 m (3.9 ft) in length should be no less than 10times of the cable diameter.3.7 Installing/Removing the Optional Interface ModuleThe optional interface modules are hot-swappable.I. InstallingStep 1: Wear an ESD wrist strip which is well grounded and take a module out of thepackage.Step 2: Using a Phillips screwdriver to remove the blank filler panel from the slot whereyou plan to install the module.Step 3: Hold the front panel of the module with both hands, align the module with theguides in the slot and slide it gently into the slot. Push the module until it is fully inposition.Step 4: Fasten the captive screws to fix the module using the Phillips screwdriver.Note:z Keep the removed blank panel for future use.z When you use the Phillips screwdriver or power screwdriver to fasten captivescrews on both sides of the modular, make sure the captive force moment is notlarger than 0.4 N•m.