Zoom 5651A - Manual (Page 45)

Appendix B. Front and Back Panels 45
The back panel of the X4 looks like this:
Port or
button Description
DSL Connects the modem to the ADSL telephone wall jack.
USB Connects the modem to the USB port of a Windows
computer.
RESET Resets the modem to its factory settings. To reset,
insert a paper clip and press the button three times.
ETHERNET
LAN Connects the modem to an access point, a network hub,
or the Ethernet port of a computer.
POWER Connects the modem to the power adapter.