HP Pavilion PC - V.90 56K PCI Modem Userís GuideNOTE: All trademarks mentioned in this document are the property oftheir respective owners.Table of ContentsSection One: IntroductionSection Two: TroubleshootingSection Three: AT Command SetSection Four: Support and ServiceSection Five: Technical SpecificationsSection Six: FCC And DOC NoticesNOTE: This document is provided for your convenience as referenceinformation. If your Pavilion PC included this component whenoriginally purchased, it was factory installed, configured, andtested for optimal use; no further adjustment is necessary. If youare installing these components in a previously purchasedPavilion PC, please consult online Help or the documentationthat came with your PC regarding device expansion, upgrades,and warranty before proceeding.Section One - IntroductionYour modem represents a new generation of PC communication peripheral devices, combining highspeed Data and Fax functions into a single device. It supports V.90 and K56flex technology for 56kbits/sdata transfer rates. This high performance modem connects your computer to all popular modems andfax machines in use today.How Does K56flex WorkV.90 technology allows users to receive data from their Internet Service Provider (ISP) at datarates up to 56kbps. To make use of this capability, your ISP must support either the V.90 or theK56flex standard. Your modem must connect to an ISP or corporate central site with a puredigital connection to the telephone network to realize speeds reaching 56kbps. 56kbps cannot beachieved in a connection between two end user modems because each uses an analogconnection.Benefits of 56K CommunicationsFor serious Internet users the increase in speed is dramatic, because the information that usuallymakes you wait ñ graphics-heavy Web pages, sound, video, and other large files ñ nowdownloads to your computer twice as fast as before. Upstream transmissions (mostly keystrokeand mouse commands from your computer, which require less bandwidth) continue to flowquickly at the conventional rate of 33.6Kbps.Modem Features and CompatibilityYour modem is compatible with the following standards.V.32 (9600 bps) V.32bis (14400 bps)V.22bis (2400 bps) V.22 (1200 bps)