ZyXEL Communications prestige 841 User Manual

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P841 VDSL Modem
7
PHONE Port
Connect the Prestige (port labeled PHONE) into your telephone using a
telephone cable.
POWER 12 VDC Port
WARNING: Do not use any other power adapter except the one
that accompanies the Prestige. Use of any other power adapter
may  result in damage to the Prestige.
Connect the female end of the power adapter into the port labeled POWER on
the rear panel of your Prestige. Plug the male end into a power source (wall
outlet).
Turning the Prestige On
You can now turn on your Prestige by flipping the power switch to the on
position. Test your connection by visiting 
www.zyxel.com
.  If you have problems
connecting, see the Troubleshooting section.
Operating Environment
Ensure optimal performance by adhering to the operating parameters listed next.
Temperature
0 – 50 degrees Celsius (32 – 122 degrees Fahrenheit)
Humidity
10% - 90%
Microfilter Installation for Additional Telephones
Install a microfilter between the wall jack and any telephone not attached to the
Prestige as shown next. A microfilter is an optional purchase.
Troubleshooting
Make sure you have securely attached the proper cables to the proper ports.
Refer to The Rear Panel and Connections section for this information. If your
Prestige still does not work properly, refer to the table shown next.
PROBLEM
CORRECTIVE ACTION
No LEDs are on when
I turn the Prestige on.
Your Prestige or power adapter may have malfunctioned.
Contact technical support.
Some of the LEDs are
off.
Your hardware may have malfunctioned.
Contact technical support.