Anritsu MN25131A Series, Руководство по эксплуатации, Страница: 13 / 18

Performance Considerations 3-5 USB 3.0 Interface Compatibility
MN25131A OM PN: 10410-00783 Rev. A 3-3
SFP Fiber Optic Transceiver Care and Removal
1. If SFP transceiver is not being used, then cover with the protective cap that is shipped with the unit.
2. For initial use, or if interface issues appear, clean the SFP receptacle optical ports and the fiber optic
cable connectors with a fiber cleaning kit.
3. The SFPs can be removed/replaced by doing the following:
a. Pull the retaining clip on the front of the SFP down to disengage the module and then pull it
directly out from the unit.
3-5 USB 3.0 Interface Compatibility
The six USB A connectors on the front panel of the MN25131A are a USB 3.0 Hub.
The 6-port Hub appears as two USB 2.0 Hubs and two USB 3.0 hubs on the PC device manager. It can control
any USB 1.0/2.0/ High Speed USB 2.0/ Super Speed USB 3.0 devices if connected to a Host USB 3.0 Super
Speed port. It can also support older USB 2.0 PCs with the 6 ports dropping down to the USB 2.0 speed of the
host including High Speed USB 2.0. Lower speeds are also supported. The Operation over the SFP/USB
interfaces are always High Speed USB 2.0. The Hub connected to the SFP/USB interface will support any
USB 1.0/2.0/ High Speed USB 2.0 devices on the 6 ports.
3-6 Fans
The MN25131A contains two cooling fans that operate off an in5 V supply. They will operate at low or
high speed depending on battery temperature and/or power output load.
Figure 3-2. SFP Fiber Optic Transceiver Removal