ZyXEL Communications GS-4012 - Manual (Page 48)

Chapter 3 Hardware Overview
GS-4012F/4024 User’s Guide
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Figure 11 Installed Transceiver
3.1.3.2 Transceiver Removal
Use the following steps to remove a mini-GBIC transceiver (SFP module).
1 Open the transceiver’s latch (latch styles vary).
Figure 12 Opening the Transceiver’s Latch Example
2 Pull the transceiver out of the slot.
Figure 13 Transceiver Removal Example
3.2 Rear Panel
The following figures show the rear panels of the AC and DC power input model switches.
The rear panel contains a connector for backup power supply (BPS) and the power receptacle.
For the DC power input model, it also contains the power switch.