HP 2509EU, 2500, 2186AF, 2183AF, 2182US, 2182AT, 2182AF, 2181AF, 2180EA, 2180AF, 2180CA, 2179AF, 2100Z G,h,i

Page 97

 

Reference Information

 

Modem Reference Information

 

 

 

Conexant AT Commands (Advanced Users Only)

 

 

Command

(Conexant)

 

 

Mn

Activate speaker: 0=off, 1=on during handshaking and off when receiving carrier (default), 2=always

 

on, 3=off when dialing and receiving carrier, on when answering.

N0 or N1

Included for compatibility only; returns result code.

 

 

On

0=go on-line, 1=go on-line and initiate retrain sequence.

P

Force pulse dialing.

Qn

0=enable result codes to DTE (default), 1=disable.

Sn

Select S-register n as default.

Sn=v

Set default S-register n to value v.

T

Force DTMF dialing.

Vn

Report result codes: 0=short form (terse), 1=long form (verbose) (default).

W0

Report DTE speed (default).

W1

Report line speed, error correction protocol, and DTE speed.

W2

Report DCE speed.

W3

Report DCE speed and error correction protocol.

X0

Report CONNECT result code on connecting. Dial tone and busy detection not reported.

X1

Report CONNECT <text> result code on connecting. Dial tone and busy detection not reported.

X2

Report CONNECT <text> result code on connecting. Dial tone and busy detection not reported.

X3

Report CONNECT <text> result code on connecting. Dial tone not reported, busy signal reported if

 

detected.

X4

Report CONNECT <text> result code on connecting. Dial tone and busy signal reported if detected

 

(default).

Z

Reset to default configuration.

+DR: a

Select error control protocol: NONE=no data compression, V42B=42bis in both directions,

 

ALT=MNP 5 compression.

+DR=n

0=disables extended format "+DR:" intermediate result code, 1=enables.

+DS=a,b,c,d

Controls V.42bis data compression function (b, c, and d are optional):

 

a sets direction(s) of data compression function, seen by DTE: 0=negotiated, no compression;

 

3=both directions (default).

 

b=0 specifies modem does not disconnect if V.42bis is not negotiated by remote modem as

 

specified by a.

 

c sets maximum number of dictionary entries (2048) that should be negotiated.

 

d sets maximum string length (32 bytes) to be negotiated.

+DS44=a,b,c,d,

Controls V.44 data compression function (b, c, d, e, f, g, h, and i are optional):

e,f,g,h,i

a sets direction(s) of data compression function, seen by DTE: 0=negotiated, no compression;

 

1=transmit only; 2=receive only; 3=both directions (default).

 

b specifies whether modem disconnects if V.44 not negotiated remote DCE as specified in a: 0=do

 

not disconnect (default), 1=disconnect.

 

c: 0=stream method (default), 1=packet method, 2=multi=packet method.

 

d (256 to 2048) sets maximum codewords to be negotiated in transmit direction (default=2048).

 

e (256 to 2048) sets maximum codewords to be negotiated in receive direction (default=2048).

 

f (32 to 255) sets maximum string length to be negotiated in transmit direction (default=32).

 

g (32 to 255) sets maximum string length to be negotiated in receive direction (default=32).

 

h (2048 to 4096) sets maximum size of history buffer to be negotiated in transmit direction

 

(default=4096).

 

i (2048 to 4096) sets maximum size of history buffer to be negotiated in receive direction

 

(default=4096).

Reference Guide 91

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Contents Compaq Notebook Series Reference Guide Reference Guide Second Edition March Part Number Important Safety Information Iv Reference Guide Software Product License AgreementReference Guide Vi Reference Guide Contents Batteries and Power Management Troubleshooting and Maintenance Index Getting Started with Your Notebook Front panel and right panel components Identifying Parts of the NotebookCD-ROM, DVD, or other drive Universal serial bus port USB Left panel and back panel components PC Card and CardBus slot and buttons Bottom panel components Identifying Parts of the Notebook Battery status Power modeStatus lights Hard drive activityIdentifying Parts of the Notebook Insert the battery Setting Up Your NotebookConnect AC power Connect a phone line Turn on the notebook Set up WindowsHint Basic Operation Power mode To enter this mode Function Default power settingsStandby -Power Operating Your NotebookTo change the boot device To reset the notebookTo use the TouchPad TouchPad on-off button and indicator lightThis hot key Does this To use the function hot keysTo program a One-Touch button To use the One-Touch buttonsTo use the ALT GR key To use the Windows and Applications keysThis key combination Does this To insert or remove a CD or DVD Using CDs or DVDsCould stop responding and you could lose data Onto the spindleTo create or copy CDs To play DVD moviesSecuring Your Notebook To set up password protectionTo lock your notebook WindowsTo protect against viruses To attach a security cableHard drive To lock the hard driveTo protect your hard drive Taking Care of Your NotebookTo maintain your notebook To clean your notebook To safeguard your dataTo extend the life of the display Batteries and Power Management How the notebook manages power automatically Managing Power ConsumptionInformation that was not saved will be lost Unsaved data if the notebook battery runs down completely Changing timeout settings and creating power schemesTo check battery status Using Battery PowerTo recharge the battery To respond to a low-battery warningTo get the most from your batteries Using Battery Power Modem and Network Connections Your telephone line type prior to connecting your phone line Using the ModemSpecial restrictions in certain countries To change your modem settingsConnecting to a Local Area Network LAN Connecting to an existing wireless network Making Wireless Network Connections select models onlyTo prepare for connections Creating a New Notebook-to-Notebook Network Ad Hoc Individual wireless functions Purchase a license before using the wireless functionTurning on communication and making a connection Turning off communication and ending a connection To turn Bluetooth communication on and off Making Wireless Bluetooth Connections select models onlyTurning on Bluetooth communication FunctionTurning off Bluetooth communication To prepare for Bluetooth connectionsSharing files with another Bluetooth device FTP To send or receive files using BluetoothSending Outlook data to another Bluetooth device OPP Add-On Devices Connecting PC Cards Connecting External DevicesInserting a PC Card Connecting External Devices These jacks may damage the notebook Audio recorderAudio ports on your notebook Adjusting monitor resolution and other settings Connecting an external monitorTo use an external monitor To connect an Ieee 1394 device select models only Using dual display modeTo connect an infrared device select models only Using the infrared portPrinting to an infrared printer Transferring files through an infrared connectionTo use a port replicator select models only Corresponding port on the port replicator is ignored To dock to the port replicatorTo undock from the port replicator To install a RAM expansion module Installing Additional RAM MemoryBack of the notebook Installing Additional RAM Memory To remove a RAM expansion module Installing Additional RAM Memory To replace the hard drive Replacing the Hard DriveTo replace the hard drive holder To prepare a new hard drive Troubleshooting and Maintenance Audio problems Troubleshooting Your NotebookIf no sound is audible If sound does not recordIf you can’t boot from a CD or DVD CD-ROM and DVD problemsIf you get a Region Code error when playing a DVD movie If a DVD plays erraticallyDisplay problems Heat problems Hard drive problemsKeyboard and pointing device problems Infrared problemsIf a PS/2 scroll mouse doesn’t work Local area network LAN problemsIf the built-in network adapter doesn’t connect to the LAN If you can’t log in to Netware serversModem problems Memory problemsIf the modem dials incorrectly If the modem doesn’t dial or no dial tone is detectedIf the modem dials but doesn’t connect If the modem isn’t detectedIf the modem dials but you can’t hear it If the modem causes an Error messageIf the modem connects, but transferred data is bad If the modem doesn’t faxPerformance problems PC Card Pcmcia problemsIf the notebook stops responding Power and battery problemsIf the notebook turns off immediately after it turns on If the notebook keeps beepingIf the Time Remaining for the battery is not correct If the battery does not chargeIf the notebook has a short operating time Printing problems If a serial mouse doesn’t work Serial, parallel, and USB problemsIf a serial modem does not work properly If the serial or parallel port is not workingStartup problems If you have problems with wireless 802.11 communication Wireless problemsIf your notebook cannot detect a certain Bluetooth device If your notebook cannot detect any Bluetooth devicesIf you can connect, but the network is slow To run the Bios Setup utility Configuring the NotebookMain Menu Setting Description DefaultSecurity Menu To change video memory settings using Bios Setup utility To replace a damaged QuickRestore System Recovery CD Reinstalling and Updating SoftwareReference Information Modem Reference Information Command ConexantModem Reference Conexant G,h,i G,h +MCR ECC Commands +FMR AT* CommandsCode Meaning Register Function Conexant Range/units DefaultPower cords Safety InformationCountry or Region Rated Voltage and Current Laser safety Battery safetyMercury safety LED safetyExposure to radio frequency radiation Connections to Peripheral Devices Regulatory InformationRegulatory Information Declaration of Conformity U.S.A CanadaResponsible Party Trade nameEuropean Union Regulatory Information Japan Telecommunications Approval JapanConexant AMC20493-KT5 Data Fax Modem PTC 211/02/071 New ZealandRussia International EMC Index QuickRestore System Recovery USB
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2547EA, 2552AI, 2541AH, 2543AH, 2542EA specifications

The HP 2135US is a versatile all-in-one desktop computer designed to meet the needs of home and small office users. This robust machine is particularly attractive for individuals who seek a blend of performance, aesthetics, and user-friendly features.

At the heart of the HP 2135US is its powerful Intel Core processor. This series of CPUs provides reliable performance for multitasking and productivity tasks, ensuring smooth operation whether you're working on documents, browsing the web, or streaming multimedia content. Complementing the processor is a competent amount of RAM, allowing users to run multiple applications simultaneously without experiencing slowdowns.

The computer features a vibrant display that brings visuals to life. With high resolution and excellent color accuracy, the HP 2135US is ideal for photo editing, video playback, and gaming. The screen's size also contributes to an immersive experience, making it suitable for both leisure and professional uses.

Storage is another significant feature of the HP 2135US. It comes equipped with a sizeable hard drive, providing ample space for files, applications, and media libraries. Furthermore, the device offers options for solid-state drives, which enhance the system's speed and responsiveness. This blend of storage solutions ensures that users can choose configurations that best fit their needs.

Connectivity is a strong suit of the HP 2135US, as it includes a range of ports and wireless options. Multiple USB ports allow for easy connection of peripherals such as printers, keyboards, and external storage devices. Additionally, integrated Wi-Fi and Bluetooth capabilities enable seamless networking and device pairing, enhancing the overall user experience.

The integrated graphics in the HP 2135US ensures decent performance for everyday tasks and light gaming. Combined with its multimedia features, the computer serves as a capable entertainment hub for users who enjoy watching movies or playing games.

In terms of design, the HP 2135US boasts a sleek, modern aesthetic that fits well in any environment. Its compact form factor makes it space-efficient, an important consideration for users with limited workspace. The ergonomics of the design also contribute to comfortable usage over extended periods.

To sum up, the HP 2135US represents a blend of performance, connectivity, and design sophistication. Its comprehensive set of features makes it an excellent choice for users seeking an all-in-one solution for both work and play, proving itself to be a worthy addition to any modern workspace or home office setup.
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