Chapter 3 Installing the Switch
Configurable Modules
Warning Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if interconnections are made using uninsulated exposed metal contacts, conductors, or terminals. Avoid using such interconnection methods, unless the exposed metal parts are located within a restricted access location and users and service people who are authorized within the restricted access location are made aware of the hazard. A restricted access area can be accessed only through the use of a special tool, lock and key or other means of security. Statement 1072
Caution To prevent ESD damage, handle switching modules by the carrier edges only.
To remove a switching module from a Catalyst 4900M series switch, follow this procedure:
Step 1 Disconnect any network interface cables attached to the ports on the switching module that you intend to remove.
Step 2 Loosen the captive installation screws. (See Figure
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