Installation GuideQX-S6600 Series Ethernet Switches 3 Installing the switch3-24Installing/Removing a SFP/SFP+/QSFP+ moduleWARNING:Do not touch the connector terminal when you insert and remove the SFP/SFP+/QSFP+ module.You can install some SFP/SFP+/QSFP+ modules for QX-S6600 Series as needed. Formore information about a SFP/SFP+/QSFP+ module available for the switches, see“Appendix C Ports and LEDs "3.6.1 Installing a SFP/SFP+/QSFP+ moduleCAUTION:To prevent damage to the connectors inside the switch chassis, insert a SFP/SFP+/QSFP+ module gently. Ifyou encounter a hard resistance while inserting a SFP/SFP+/QSFP+ module, pull out a SFP/SFP+/QSFP+module and insert it again.WARNING: Do not remove the dust-proof cover before connecting a fiber optic-cable. Do not connect a fiber optic-cable before inserting a SFP/SFP+/QSFP+ module.To install a SFP/SFP+/QSFP+ module into the switch:1) Wear an ESD-preventive wrist strap and make sure it makes good skin contact and iswell grounded.2) Insert the transceiver with the lever raised until you hear a click.3.6.2 Removing a SFP/SFP+/QSFP+ moduleTo remove a SFP/SFP+/QSFP+ module into the switch:1) Wear an ESD-preventive wrist strap and make sure it makes good skin contact and iswell grounded.