Lenovo 8422, 8146, 8423, 8427, 8143, 8144, 8097 manual MNP/V.42/V.42bis/V.44 commands

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Command		Function

	&V1	Display Last Connection Statistics

&W_	&W0	Stores the active profile as Profile 0

	&W1	Stores the active profile as Profile 1

%E_	%E0	Disable auto-retrain

	%E1	Enable auto-retrain

+MS?		Displays the current Select Modulation
		settings

+MS=?		Displays a list of supported Select Modulation
		options

+MS=a,b,c,e,f		Select modulation where: a=0, 1, 2, 3, 9, 10, 11,
		12, 56, 64, 69; b=0-1; c=300-56000; d=300-
		56000; e=0-1; and f=0-1. A, b, c, d, e, f
		default=12, 1, 300, 56000, 0, 0. Parameter ″a″
		specifies the modulation protocol desired
		where: 0=V.21, 1=V.22, 2=V.22bis, 3=V.23,
		9=V.32, 10=V.32bis, 11=V.34,
		12=V.90,K56Flex,V.34......,56=K 56Flex,
		V.90,V.34......, 64=Bell 103, and 69=Bell 212.
		Parameter ″b″ specifies automode operations
		where: 0=automode disabled, 1= automode
		enabled with V.8/V.32 Annex A. Parameter ″c″
		specifies the minimum connection data rate
		(300- 56000). Parameter ″d″ specifies the
		maximum connection rate (300-56000);
		Parameter ″e″ specifies the codec type (0=
		Law, and 1=A-Law). Parameter ″f″ specifies
		″robbed bit″ signaling detection (0=detection
		disabled 1=detection enabled)

MNP/V.42/V.42bis/V.44 commands

Command		Function

%C_	%C0	Disable MNP Class 5 and V.42bis data compression

	%C1	Enable MNP Class 5 data compression only

	%C2	Enable V.42bis data compression only

	%C3	Enable MNP Class 5 and V.42bis data compression

&Q_	&Q0	Direct data link only (same as \N1)

	&Q5	V.42 data link with fallback options

	&Q6	Normal data link only (same as \N0)

+DS44=0, 0		Disable V.44

+DS44=3, 0		Enable V.44

+DS44?		Current values

+DS44=?		List of support values

36User Guide

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Contents

User Guide Types 8097, 8143, 8144 Types 8422, 8423 Page User Guide Types 8097, 8143, 8144 Types 8422, 8423 Page Contents Iv User Guide Important safety information Conditions that require immediate actionGeneral safety guidelines ServicePower cords and power adapters Extension cords and related devicesPlugs and outlets BatteriesCD and DVD drive safety Heat and product ventilationLithium battery notice Additional safety informationTo connect To disconnect Modem safety information Laser compliance statementPower supply statement Overview Information resourcesXiv User Guide Installing options FeaturesMemory Operating systems, preinstalled varies by model type Available options Specifications Tools required Installing external optionsHandling static-sensitive devices Locating the connectors on the front of your computer Locating the connectors on the rear of your computer Connector Description Obtaining device driversRemoving the cover Locating components Identifying parts on the system boardInstalling a memory module What to do next Installing adapters Installing internal drives Drive specifications Installing a drive in bay 1 or bay Installing a hard disk drive in bay Installing options Connecting drives Connecting the first optical driveConnecting a serial ATA hard disk drive Installing security featuresChanging the battery Password protectionPadlock Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Using passwordsUser Password Administrator PasswordIDE Drive User Password IDE Drive Master PasswordUsing Security Profile by Device Setting, changing, and deleting a passwordSelecting a startup device Selecting a temporary startup device Exiting from the Setup Utility programChanging the startup sequence Updating flashing Bios from a diskette or CD-ROM Updating flashing Bios from your operating systemAppendix A. Updating system programs System programsRecovering from a POST/BIOS update failure Cleaning an optical mouse Appendix B. Cleaning the mouseCleaning a mouse with a ball User Guide Appendix C. Manual modem commands Basic AT commandsLow speaker volume Set Pulse dial as defaultSet Tone Dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Appendix C. Manual modem commands User Guide Appendix D. Notices Television output notice TrademarksIndex Page Page Part Number 19R0450