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Chapter7 Troubleshooting
This chapter provides useful information to help you resolve difficulties that you may
experience with your ENNUS1 Server. Fault symptoms, possible causes, and remedial
actions are provided within a quick reference table. This ENNUS1 Server’s USB ports
only support MFPs, printers, scanners, mass storage, and USB cameras.
7.1 LED Indicators
Indicators Behavior Description
On Power On Power
Off Power off/System error
On Network connected Link
Off No physical connection to network
Blinking Activity on network Status
Off No activity on network
On USB device connected
Blinking Connected USB device error
USB
Off No physical connection to USB device
7.2 Firewall
If firewall software has been installed on your PC, it may block the communication
between the PC and the ENNUS1 server so that the ENNUS1 server cannot work
properly. To solve this problem, either disable the firewall or configure the firewall to
allow the following TCP and UDP ports:
7305, 7413, 20005
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