Chapter 1 Introduction
ZyWALL USG 20-2000 User’s Guide
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1.0 for details. You can change transceivers while the ZyWALL is operating. You can use different
transceivers to connect to devices with different types of fiber-optic connectors.
• Type: SFP connection interface
• Connection speed: 1 Gigabit per second (Gbps)
To avoid possible eye injury, do not look into an operating fiber-optic
module’s connectors or fiber-optic cable.
Transceiver and Fiber-optic Cable Installation
Use the following steps to install a mini GBIC transceiver (SFP module).
1 Insert the transceiver into the slot with the exposed section of
PCB board facing down.
2 Press the transceiver firmly until it clicks into place.
3 Push the end of the fiber-optic cable firmly into the
transceiver until it locks into place. When the other end of the
fiber-optic cable is connected, check the LEDs to verify the
link status.
Fiber-optic Cable and Transceiver Removal
Use the following steps to remove a mini GBIC transceiver (SFP module).
1 Press down on the top of the fiber-optic cable where it
connects to the transceiver to release it. Then pull the fiber-
optic cable out.
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