P-870MH-C1 VDSL Modem Over POTS Quick Start Guide Version 3.50 12/2006 Edition 1 Copyright © 2006. All rights reserved.
P-870MH-C1 Quick Start Guide Introduction The P-870MH-C1 is a VDSL modem with a four-port switch. VDSL offers high-speed Internet access. The four-port switch lets you connect up to four computers to the P-870MH-C1. Refer to the User’s Guide for detailed information. 1 Hardware Connections 3 2 1 1 DSL: Use a telephone wire to connect this port to a telephone wall jack for Internet access. 2 ETHERNET: Use an Ethernet cable to connect a port to a computer for Internet access.
P-870MH-C1 Quick Start Guide 1.1 Check the LEDs (Lights) • The POWER LED blinks and turns steady on. • The VDSL and/or ETHERNET LEDs turn on and sometimes blink if the corresponding ports are properly connected. V If none of the LEDs are on, unplug the device and check your hardware connections again. 2 Test Your Internet Connection After you have connected the hardware and turned on the P870MH-C1, open a web browser on your computer and go to any web site (for example, www.zyxel.
P-870MH-C1 Quick Start Guide • If the problem continues, contact your local vendor. 2 The ALARM light is on. • The ALARM light blinks once during system startup. If the ALARM light stays on, the system startup test has failed on your P-870MH-C1. Contact your local vendor. 3 The POWER light is on, and the ALARM light is off, but the VDSL light is blinking slowly. • Check the connection from the DSL port to the telephone jack. • Connect the DSL port to a different telephone jack.
P-870MH-C1 Quick Start Guide • There might be problems with your VDSL settings or phone line. Contact your Internet Service Provider (ISP) and/or telephone company. Procedure to View a Product’s Certification(s) 1 Go to www.zyxel.com. 2 Select your product from the drop-down list box on the ZyXEL home page to go to that product's page. 3 Select the certification you wish to view from this page.
