NETGEAR R7500 Quick Start Manual page 5

2. Prepare your modem.
Internet
DSL or cable
a. Unplug your modem's power.
b. If the modem has a battery backup, remove its batteries.
c. If your modem was already connected to another router,
disconnect the cable between your modem and that router.
Make sure that your modem is turned off and is cabled only to
the wall jack for your Internet service.
3. Connect your modem.
Internet
DSL or
cable
a. Plug in, then turn on your modem.
b. If you removed the batteries, replace them.
c. With the yellow Ethernet cable that came with the router,
connect your modem to the yellow Internet port on your
router.
Modem
Ethernet cable
Modem
Router
3