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Melco Buffalo RoamLAN WLI-PCM User Manual

Wireless lan card
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Before Operation
Installation
Windows98/95 Settings
WindowsNT4.0 Settings
Installing Client Manager
Connection to Network
Troubleshooting
When You Want To...
Appendix
Thank you for purchasing MELCO INC.'s
wireless LAN card (WLI-PCM). This manual
describes precautions for handling of the wire-
less LAN card. Read this carefully before
using the wireless LAN card to ensure correct
operation.
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Summary of Contents for Melco Buffalo RoamLAN WLI-PCM

  • Page 1 Connection to Network Troubleshooting When You Want To... Appendix Thank you for purchasing MELCO INC.’s wireless LAN card (WLI-PCM). This manual describes precautions for handling of the wire- less LAN card. Read this carefully before using the wireless LAN card to ensure correct...
  • Page 2 • Disassembling/remodeling the WLI-PCM • Removing the approval label attached to the rear of the WLI-PCM All rights for this manual are owned by MELCO INC. No part of this manual may be transmitted, reproduced, or revised without permission from MELCO INC.
  • Page 3 Be sure to follow the instructions given below for your safety. Follow the instructions described here to avoid harming yourself, other people, and property, and to ensure safety. Be sure to read and understand them thor- oughly before using this product. This manual contains instructions concerning general operation of the computer to which this product is connected as well as those concerning the product.
  • Page 4 WARNING Turn off the power to the computer and peripheral devices immediately and unplug them if any liquid or foreign sub- stance gets into the device. Unplugging If you continue using them under such circumstances, a short cir- cuit resulting in a fire or an electric shock may occur. Never use the this product near water or in humid areas, such as a bathroom.
  • Page 5 Having back-up data files can minimize the loss if the data on the personal computer is deleted or damaged due to incorrect opera- tion or mechanical failure. Note that MELCO INC. shall not be lia- ble for any damages due to loss or damage of digital data.
  • Page 6 • Hardware is damaged in a natural disaster. Note that MELCO INC. shall not be liable for any damages arising from loss or damage of digital data in any cases. Never turn off or reset the computer or other devices while accessing data storage devices such as the hard disk, MO drive, or floppy disk drive.
  • Page 7 Do not place the product in the following areas. Placing the product in the following areas will cause an elec- tric shock, a fire or a failure. Prohibited • Area where strong magnetic • Area where the product is in fields are generated: It causes direct sunlight: It causes a fail- a failure.

  • Page 8: Table Of Contents

    Table of Contents Before Operation 8 Using this manual 8 Product outline 11 Contents of package and section names 13 Setup flow 14 Installation 15 Before installing the WLI-PCM 16 Installing the WLI-PCM 21 Windows98/95 Settings 24 Check before installation 24 Driver installation 26 Checking after installation 40 Removing the WLI-PCM 47...
  • Page 9 Installing Client Manager 79 Installation 79 Uninstallation 82 Connection to Network 83 Connection to network 83 Checking connection to network 91 Connection to other computers 97 Troubleshooting 99 When You Want To... 112 Change target access point 112 Check connection using PING command 114 Assign IP address 115 Check MAC address 116 Appendix 118...

  • Page 10: Before Operation

    Before Operation This chapter contains important information you should fully under- stood before starting operation. Be sure to carefully read the fol- lowing pages. Using this manual This manual is created according to the following editorial points. Please remem- ber these points when using this manual. Editorial points CAUTION mark Describes cautions when handling the WLI-PCM.
  • Page 11 The WLI-PCM is a high-precision device. Be sure to read this manual carefully to ensure correct operation. MELCO INC. shall not be liable for any failures or problems of the computer, or any failures and problems of the access point caused by misuse.
  • Page 12 ESS-ID The ESS-ID is an identification code required for communication in a wireless LAN. The same ESS-ID must be set to the access point and the wireless LAN PC to enable communication. The ESS-ID is upper/lower case sensitive and can consist of up to 32 alphanumeric characters including the under bar (_).

  • Page 13: Product Outline

    Product outline Features and operating environment of the WLI-PCM are described below. Features The WLI-PCM is a wireless LAN card for use in computers equipped with a PC card slot (type II). The main features are listed below. • 2.4 GHz low power data communication system (certification not required). •...
  • Page 14 Refer to "ESS-ID" on page 10 for details. Wired and wireless LAN network MELCO INC.’s access point WLA-T1 (provided separately) is required to con- nect a wireless LAN to a wired LAN. Computers on the wireless LAN commu- nicate with those on the wired LAN via the access point.

  • Page 15: Contents Of Package And Section Names

    Contents of package and section names The items listed below are included in the package. Please check the package and contact your nearest sales representative if any items are missing. WLI-PCM ....................... 1 Name Function Terminal connected to the PCMCIA slot of the com- puter.

  • Page 16: Setup Flow

    Setup flow Follow the procedures below to connect the WLI-PCM. Read the entire operation flow carefully and understand it before starting setup. WLI-PCM User’s Manual...

  • Page 17: Installation

    Installation This chapter describes the procedure to insert the WLI-PCM into your computer. If you are using Windows98/95, check that the 32- bit PC card driver is installed. Drive configuration Check the drive configuration of your computer before installing the driver.

  • Page 18: Before Installing The Wli-Pcm

    Before installing the WLI-PCM When you are using Windows98/95, be sure to check that the 32-bit PC card driver is correctly installed before inserting the WLI-PCM into the computer. Checking 32-bit PC card driver The 32-bit PC card driver must be installed in order to install the WLI-PCM driver. Follow the procedure below to check that the 32-bit PC card driver is installed.
  • Page 19 Check that no marks indicating a problem ("!" or "X") are displayed for any of the devices listed for "PCMCIA socket". If an error mark is displayed, go to "Troubleshooting for PC card driver" on page If no error marks are displayed, go to "Installing the WLI-PCM" on page 21. WLI-PCM User’s Manual...
  • Page 20 Troubleshooting for PC card driver If an error mark ("!" or "X") is displayed for any of the devices listed for "PCM- CIA socket" in the "System Properties" dialog box, double-click the PC Card icon in the Control Panel window. Select No and click the Next button.
  • Page 21 The following screen (PC Card (PCMCIA) Properties window) may appear instead of the screen shown in step 2 (PC card (PCMCIA) Wiz- ard). In this case, follow the steps below. Check the status of the sockets. • The "Empty" socket is available. Go to "Installing the WLI-PCM"...
  • Page 22 Click the Finish button. Click the Yes button. The 32-bit card driver can be installed after the com- puter is restarted. Check the PC card driver, following the steps described in "Checking 32-bit PC card driver" on page 16. If the PC card driver cannot be installed, refer to the instruction manual for your computer or consult the manufacturer.

  • Page 23: Installing The Wli-Pcm

    Installing the WLI-PCM The installation position varies depending on the model of your computer. Be sure to refer to the manual provided by the manufacturer Precautions before installing the LAN card If your computer is equipped with a power management function that automati- cally cuts power supply to the computer when it is left idle for a certain period, turn the function off.
  • Page 24 Installation to a notebook computer Follow the steps below when installing the WLI-PCM to a notebook computer. When using Windows98/95, the WLI-PCM can be installed and removed with the computer turned on. However, be sure to turn the computer off when using WindowsNT4.0.
  • Page 25 Installation to a desktop computer (when using WLI-ISA) The PCMCIA/ISA board included with the WLI-ISA must be installed in a desktop computer before installing the WLI-PCM. Refer to "WLI-ISA Install Guide" included with the WLI-ISA for installa- tion procedures for the PCMCIA/ISA board. When using Windows98/95, the WLI-PCM can be installed and removed with the computer turned on.

  • Page 26: Windows98/95 Settings

    If the above wizard does not appear, refer to "Add New Hardware Wizard does not appear when the WLI-PCM is inserted (Windows98/95). Or, an error mark "!" appears next to "MELCO WLI-PCM 802.11 Network Adapter"." on page 100. Continued on next page...
  • Page 27 If the above wizard does not appear, refer to "Add New Hardware Wizard does not appear when the WLI-PCM is inserted (Windows98/95). Or, an error mark "!" appears next to "MELCO WLI-PCM 802.11 Network Adapter"." on page 100. WLI-PCM User’s Manual...

  • Page 28: Driver Installation

    Driver installation Work through the messages displayed by the Add New Hardware Wizard (page 24) to install the driver. Windows98 Click the Next button. Select "Search for the best driver for your device. (Recommended)." and click the Next button. Insert the “LAN Card Utility for WLI-PCM” disk into the floppy disk drive. Continued on next page WLI-PCM User’s Manual...
  • Page 29 Select "Floppy disk drives" and click the Next button. Click the Next button. Continued on next page WLI-PCM User’s Manual...
  • Page 30 Follow the steps below if requested to insert the “LAN Card Utility for WLI- PCM” disk. Click the OK button. The error message "The file winnt\wlipcm.sys’ on LAN Card Utility for WLI-PCM cannot be found" appears. Change "C:\WINDOWS\CATROOT" shown in the "Copy files from:" field to "A:\"...
  • Page 31 Click the Finish button. Eject the “LAN Card Utility for WLI-PCM” disk from the floppy disk drive. Click the Yes button. The computer restarts. Enter your user name and password, and click the OK button. This completes driver installation. Check that the WLI-PCM is operating correctly. Continued on next page WLI-PCM User’s Manual...
  • Page 32 The Set Windows Password window may appear when you click the OK button on the Enter Windows Password window. If it does, enter the password again and click the OK button. If the error message "The DHCP client could not obtain an IP address" appears, consult the network administrator and set the IP address.
  • Page 33 When using Windows95 version 4.00.950 B or 4.00.950 C Insert the “LAN Card Utility for WLI-PCM” disk into the floppy disk drive. Click the Next button. Click the Finish button. Continued on next page WLI-PCM User’s Manual...
  • Page 34 The following Network window may appear when you click the Finish but- ton. Follow the steps below before proceeding to step 4. Click the OK button. Enter the Computer name, Workgroup, and Computer Description, and click the Close button. Refer to "Identification window of Windows98/95" on page 121, for details of the computer name, workgroup, and computer description Continued on next page WLI-PCM User’s Manual...
  • Page 35 Follow the steps below if requested to insert the “LAN Card Utility for WLI- PCM” disk. The error message "The file winnt\wlipcm.sys’ on LAN Card Utility for WLI-PCM cannot be found" appears. Change "C:\WINDOWS\OPTIONS\CABS" shown in the "Copy files from:" field to "A:\"...
  • Page 36 Files are copied. Dialog boxes may appear to notify you of the version of the files being copied. Click the Yes button to use the existing file. Eject the “LAN Card Utility for WLI-PCM” disk from the floppy disk drive. Click the Yes button.
  • Page 37 The Set Windows Password window may appear when you click the OK button on the Enter Windows Password window. If it does, enter the password again and click the OK button. If the error message "The DHCP client could not obtain an IP address" appears, consult the network administrator and set the IP address.
  • Page 38 When using Windows95 version 4.00.950 or 4.00.950a Select "Driver from disk provided by hardware manufacturer" and click the OK button. Insert the “LAN Card Utility for WLI-PCM” disk into the floppy disk driver. Enter "A:\" (when floppy disk drive is "A") and click the OK button. Continued on next page WLI-PCM User’s Manual...
  • Page 39 The following Network window may appear when you click the OK button. Follow the steps below before proceeding to step 4. Click the OK button. Enter the Computer name, Workgroup, and Computer Description, and click the Close button. Refer to "Identification window of Windows98/95" on page 121, for details of the computer name, workgroup, and computer description.
  • Page 40 A message prompting you to insert the Windows95 CD-ROM or floppy disk appears. CD-ROM Insert the Windows95 CD-ROM into the CD-ROM drive and click the OK but- ton. Floppy disk Insert the designated floppy disk into the floppy disk drive and click the OK button.
  • Page 41 Click the Yes button and restart Windows95. Enter your user name and password, and click the OK button. This completes driver installation. Check that the WLI-PCM is operating correctly. The Set Windows Password window may appear when you click the OK button on the Enter Windows Password window.

  • Page 42: Checking After Installation

    Checking after installation After installing the driver, follow the steps below to check that the WLI-PCM is operating correctly. Different screens may appear after installation depending on the ver- sion of Windows95. When using Windows98 or Windows95 version 4.00.950 B / 4.00.950 C Click the Start button and select Settings →...
  • Page 43 Select "MELCO WLI-PCM 802.11 Network Adapter" and click the Properties button. • If "MELCO WLI-PCM 802.11 Network Adapter" is not listed, click the + mark on the left of "Network adapters". • "PCMCIA card ser- vice" may be included in "Other devices",...
  • Page 44 Click the Driver tab. When using Windows95, the mes- sage "The driver file is not required or installed for this device" appears. However, this does not imply any problem. Click the Resource tab and check that "No conflicts." is displayed in the Con- flicting device list.
  • Page 45 When the WLI-PCM is not operating correctly, go to "Add New Hardware Wizard does not appear when the WLI-PCM is inserted (Windows98/95). Or, an error mark "!" appears next to "MELCO WLI-PCM 802.11 Network Adapter"." on page 100. WLI-PCM User’s Manual...
  • Page 46 4.00.950 or 4.00.950a Click the Start button and select Settings → Control Panel. Double-click the System icon. Click the Device Manager tab. Select "MELCO WLI-PCM 802.11 Network Adapter" and click the Properties button. If "MELCO WLI-PCM 802.11 Net- work Adapter" is not listed, click the + mark on the left of "Network...
  • Page 47 Uninstall and re-install the driver, referring to "Add New Hardware Wizard does not appear when the WLI-PCM is inserted (Windows98/95). Or, an error mark "!" appears next to "MELCO WLI- PCM 802.11 Network Adapter"." on page 100. Click the Resources tab.
  • Page 48 When the WLI-PCM is not operating correctly, go to "Add New Hardware Wizard does not appear when the WLI-PCM is inserted (Windows98/95). Or, an error mark "!" appears next to "MELCO WLI-PCM 802.11 Network Adapter"." on page 100. WLI-PCM User’s Manual...

  • Page 49: Removing The Wli-Pcm

    Click the Start button and select Settings → Control Panel. Double-click the PC Card (PCMCIA) icon. Select "MELCO WLI-PCM 802.11 Network Adapter" and click the Stop (Windows98) or Finish (Windows95) button. When the following dialog box appears, click the OK button.

  • Page 50: Uninstalling The Driver

    Follow the steps below to uninstall the driver. Click the Start button and select Settings → Control Panel. Double-click the System icon. Click the Device Manager tab. Select "MELCO WLI-PCM 802.11 Network Adapter" and click the Remove button. If "MELCO WLI-PCM 802.11 Net- work Adapter"...

  • Page 51: Preparing For Connection To Network

    Preparing for connection to network After checking that the WLI-PCM is operating correctly, you can try connecting to the network. Refer to the procedure below to make the required settings for the computer to be connected. Screens from Windows98 are used in this example. Refer to the manual provided for Windows98/95 for details.
  • Page 52 If multiple network adapters are installed "NetBEUI -> MELCO WLI-PCM 802.11 Network Adapter" and "TCP/IP -> MELCO WLI-PCM 802.11 Network Adapter" appear in "The following network components are installed:". However, this does not imply any problem. When the network adapters are not listed as shown above add Microsoft Network Client, NetBEUI, and TCP/IP, referring to "Adding...
  • Page 53 Adding File and printer sharing for Microsoft Networks Click the File and Print Sharing... button. Check "I want to be able to give others access to my files" and "I want to be able to allow others to print to my printer(s)", and click the OK button. File and printer sharing for Microsoft Networks is added.
  • Page 54 Checking computer name and work- group name Click the Identification tab (Windows98) or User Information tab (Windows95). Check the Computer name, Workgroup, and Computer Description, and click the OK button. The same workgroup must be assigned to all the computers included in the network.
  • Page 55 Enter your user name and password, and click the OK button. Be sure to enter your user name and password whenever this window appears, or you will not be able to access the network. Go to "Sharing settings" below. Sharing settings Make settings for sharing drives and folders.
  • Page 56 Select "Shared As:", and check or change Shared Name, Comment, Access Type, and Password. Click the OK button. Refer to "Sharing in Windows98/95" on page 120, for details of Shared Name, Comment, Access Type, and Password. The icon for the C drive changes as shown below. Go to "Setting TCP/IP"...
  • Page 57 Setting TCP/IP Click the Start button and select Settings → Control Panel. Double-click the Network icon. Select "TCP/IP" and click the Properties button. Continued on next page WLI-PCM User’s Manual...
  • Page 58 Click the IP address tab. Set the IP address and click the OK button. Refer to "Assign IP address" on page 115 for IP address settings. Contact the network administrator and check the IP address. Windows98/95 restarts and TCP/IP settings are completed. Go to "Installing Client Manager"...
  • Page 59 Adding Microsoft Network Client Click the Start button and select Settings → Control Panel. Double-click the Network icon. Click the Add button. Select "Client" and click the Add button. Select "Microsoft" for Manufacturer and "Microsoft Network Client" for Net- work Clients, and click the OK button to return to the Network screen (step 3). Go to "Checking NetBEUI, TCP/IP, and Microsoft Network Client"...
  • Page 60 Adding NetBEUI Click the Start button and select Settings → Control Panel. Double-click the Network icon. Click the Add button. Select "Protocol" and click the Add button. Select "Microsoft" for Manufacturer and "NetBEUI" for Network Clients, and click the OK button to return to the Network screen (step 3). Go to "Checking NetBEUI, TCP/IP, and Microsoft Network Client"...
  • Page 61 Adding TCP/IP Follow the steps below when TCP/IP is not already on your computer. Click the Start button and select Settings → Control Panel → Network. Click the Add button. Select "Protocol" and click the Add button. Select "Microsoft" for Manufacturer and "TCP/IP" for Network Protocol, and click the OK button.

  • Page 62: Windowsnt4.0 Settings

    WindowsNT4.0 Settings This chapter describes the setting procedures for the WLI-PCM when using WindowsNT4.0. Driver installation Before installing driver • Check that the WLI-PCM is correctly inserted into your computer. • The PC card driver for WindowsNT4.0 must be operating correctly. Select Control Panel →...
  • Page 63 When WindowsNT4.0 is already set up Different procedures apply depending on whether the driver has been installed before, when WindowsNT4.0 is already set up. When installing the driver for the first time, go to "When installing driver for first time" below. * When a LAN card driver has been installed before, go to "When LAN card driver has been installed before"...
  • Page 64 Select "Wired to the network" and click the Next button. Click the Select from list... button. Click the Have Disk... button. Continued on next page WLI-PCM User’s Manual...
  • Page 65 Insert the “LAN Card Utility for WLI-PCM” disk into the floppy disk drive. Enter "A:\WINNT" (when the floppy disk drive is "A") and click the OK button. Click the OK button. Click the Next button. Continued on next page WLI-PCM User’s Manual...
  • Page 66 Select the network protocol to be used for the network and click the Next but- ton. Click the Next button. Click the Next button. Continued on next page WLI-PCM User’s Manual...
  • Page 67 Set the WindowsNT CD-ROM in the CD-ROM drive. Enter "D:\I386" (when the CD-ROM drive is "D") and click the Continue button. Enter "A:\WINNT" (when the floppy disk drive is "A") and click the Continue button. The current settings for the WLI-PCM (IRQ level, I/O port address, Memory base) are displayed.
  • Page 68 When the message "This IRQ level (I/O port address, Memory base) is used by another board. Please select another value." appears, change the set- tings. Setting items ESS-ID: To be set later from Client Manager DS channel: Do not change. Packet size: Maximum packet size (usually set to 1500) Infrastructure: Delete the check mark if present.
  • Page 69 Click the Have Disk... button. Insert the “LAN Card Utility for WLI-PCM” disk into the floppy disk drive. Enter "A:\WINNT" (when the floppy disk drive is "A") and click the OK button. Click the OK button. Continued on next page WLI-PCM User’s Manual...
  • Page 70 The current settings for the WLI-PCM (IRQ level, I/O port address, Memory base) are displayed. Check the settings and click the OK button. When the message "This IRQ level (I/O port address, Memory base) is used by another board. Please select another value." appears, change the set- tings.
  • Page 71 "MELCO WLI-PCM 802.11 Network Adapter" is added. Click the OK button. Install the driver as instructed by the wizards. Go to "Changing settings" on page 70. When WindowsNT4.0 is to be set up Refer to the following items when installing the driver during WindowsNT4.0 setup.

  • Page 72: Changing Settings

    Start WindowsNT4.0 and log-on as administrator’. Click the Start button and select Settings → Control Panel. Double-click the Network icon. Click the Adapters tab. Select "MELCO WLI-PCM 802.11 Network Adapter" and click the Properties button. Continued on next page WLI-PCM User’s Manual...
  • Page 73 The current settings for the WLI-PCM (IRQ level, I/O port address, Memory base) are displayed. Change the settings as required and click the OK but- ton. Setting items ESS-ID: To be set later from Client Manager DS channel: Do not change. Packet size: Maximum packet size (usually set to 1500) Infrastructure: Delete the check mark if present.

  • Page 74: Checking After Installation

    Checking after installation WindowsNT4.0 has a standard diagnosis program that checks whether the WLI- PCM is set correctly. Follow the steps below to perform this check. Click the Start button and select Programs → Administrative Tools (Common) → WindowsNT Diagnostics. Click the Resources tab.

  • Page 75: Installing The Ess Id Driver

    Installing the ESS ID Driver The ESS ID driver must be installed before you can use the WLI-PCM. Follow the procedure below to install the driver. Click the Start button and select Settings → Control Panel. Double-click the Network icon. Click the Services tab and then click the Add...
  • Page 76 Click the Have Disk... button. Enter "A:" (when the floppy disk drive is "A") and click the OK button. Check that "MELCO WLI-PCM ESS ID Driver" is displayed and then click the OK button. WLI-PCM User’s Manual...
  • Page 77 Check that the MELCO WLI-PCM ESS ID Driver is installed and then click the Close button. The message "Do you want to restart your computer now?" is displayed. Click Yes to restart. Go to "Preparing for connection to network" on page 76.

  • Page 78: Preparing For Connection To Network

    Preparing for connection to network After checking that the WLI-PCM is operating correctly, you can try connecting to the network. The following is required for all computers. • Checking TCP/IP • Setting TCP/IP Checking TCP/IP Click the Start button and select Settings → Control Panel. Double-click the Network icon.
  • Page 79 Setting TCP/IP Click the Start button and select Settings → Control Panel. Double-click the Network icon. Click the Protocol tab. Select "TCP-IP Protocol" and click the Properties but- ton. Set the IP address and click the OK button. Refer to "Assign IP address"...
  • Page 80 Adding TCP/IP Follow the steps below when TCP/IP is not already on your computer. Click the Start button and select Settings → Control Panel → Network. Double-click the Network icon. Click the Protocol tab and the Add button. Select "TCP/IP Protocol" and click the OK button. The Network window (step 2) appears.

  • Page 81: Installing Client Manager

    Installing Client Manager Client Manager is required to search for the access point and change settings for the WLI-PCM. This chapter describes the pro- cedures for installing and uninstalling Client Manager. Installation Follow the steps below to install Client Manager to all computers using the WLI- PCM.
  • Page 82 Click the Next button. Check the destination directory for Client Manager and click the Next button. If you want to change the directory, enter a new path and click the Next but- ton. Check the destination directory again and click the Start button. Files are copied to the specified directory.
  • Page 83 Click the Yes button. Client Manager is registered in the Startup menu. Click No when you do not want to add Client Manager to the Startup menu. Click the OK button to complete installation. Go to "Connection to Network" on page 83. WLI-PCM User’s Manual...

  • Page 84: Uninstallation

    Uninstallation Follow the steps below to uninstall Client Manager. Click the Start button and select Programs → MELCO WLI-PCM Utility → Uninstall Client Manager. Click the OK button. Client Manager is removed, and related files and icons are automatically deleted.

  • Page 85: Connection To Network

    ESS-ID, their networks may be inadvertently connected and confi- dential information may leak. It is safer to configure the network using an access point (MELCO INC.’s WLA-T1) with a unique identification code auto- matically assigned. If you change the ESS-ID, be sure to change that of the destination computer.
  • Page 86 Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. If the following icon is displayed in the task tray on the screen, you can dou- ble-click this icon to start Client Manager. Select File → Manual..
  • Page 87 Refer to "When access point information is not available" on page 88 to acquire the information files. Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. If the following icon is displayed in the task tray on the screen, you can dou- ble-click this icon to start Client Manager.
  • Page 88 The access point appears in the list in gray. Select the target access point. Select Open → Connect..Click the OK button. WLI-PCM User’s Manual...
  • Page 89 The ESS-ID is changed and access points are searched automatically. Connection to the access point is completed. The access point in the list turns from gray to black and an antenna mark ( appears when your computer is connected to the access point. Refer to "The access point cannot be accessed using Client Man- ager (access point is displayed in gray even when it is found)."...
  • Page 90 Contact the network administrator to check the ESS- ID before connecting to the network. Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. If the following icon is displayed in the task tray on the screen, you can dou- ble-click this icon to start Client Manager.
  • Page 91 Enter the ESS-ID, select the DS channel for the target access point and click the OK button. If the desired ESS-ID is registered in the Frequently Used ESS ID list, select it from there and click the OK button. Contact the network administrator to check the ESS-ID.
  • Page 92 Connection to the access point is completed. The access point is displayed. The access point in the list turns from gray to black and an antenna mark ( appears when your computer is connected to the access point. Refer to "The access point cannot be accessed using Client Man- ager (access point is displayed in gray even when it is found)."...

  • Page 93: Checking Connection To Network

    Checking connection to network This section describes the methods for checking the connection between wire- less LAN PCs and between the WLI-PCM and an access point. Connection between wireless LAN PCs The PING command is used to check the connection between wireless LAN PCs. Executing the PING command checks that the IP packet reaches the destination correctly.
  • Page 94 Client Manager is used to check connection conditions between the WLI-PCM and an access point. Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. Select the access point, and then File → Test Connection → Diagnostic..
  • Page 95 The result of the test is displayed. Go to "Results of test" on page 94. WLI-PCM User’s Manual...
  • Page 96 Results of test The connection and signal conditions are shown as the results of the connection test. The symbols used and their meanings are shown below. Connection Signal Results Very good Very good Acceptable communication problems Good Good Poor Very bad Communication conditions are acceptable...
  • Page 97 Follow the steps below when installing the access point for the first time. Move the access point to the desired location. Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. Select the access point, and then File → Test Connection → Continuous..
  • Page 98 Move the client to check the effective communication range. Determine the location of the access point where the best communication conditions are ensured. WLI-PCM User’s Manual...

  • Page 99: Connection To Other Computers

    Connection to other computers When the computer is connected to the network, try connecting to a wireless LAN PC or wired LAN PC. Screens from Windows98 are used in this example. Double-click the Network Neighborhood icon. Computers connected Peer to Peer are listed. Double-click the icon of the target computer.
  • Page 100 The contents of the selected drive are displayed and you can access the desired folder. Computers with a WLI-PCM mounted can be connected to other com- puters on the same wireless or wired LAN. You can now operate your computers in a comfortable environment using both the wireless and wired LANs.

  • Page 101: Troubleshooting

    Troubleshooting This chapter describes problems that may occur during operation, and possible causes and solutions for these problems. The computer does not recognize the WLI-PCM. Possible cause The WLI-PCM is not inserted into the PC card slot on the computer. Solution Check the direction of the WLI-PCM and insert it again.
  • Page 102 Possible cause • The driver is not installed correctly. • "!" mark appears next to "MELCO WLI-PCM 802.11 Network Adapter" in the "Network Adapters" list on the Device Manager window called by pressing the Start button and selecting Settings → Control Panel → System → Device Man- ager.
  • Page 103 "MELCO WLI-PCM 802.11 Network Adapter" may be included in "Other devices". If so, select "MELCO WLI-PCM 802.11 Network Adapter" and click the Remove button. Click the No button. Double-click the Network icon. If "MELCO WLI-PCM 802.11 Network Adapter" is displayed, remove it.
  • Page 104 Click the OK button. Click the No button if the message "Restart computer now?" appears. If you are using Windows98, follow the steps below. 1.Click the Start button and select Programs → Explorer. 2.Select View → Folder Options and click the View tab. 3.Check "Show all files"...
  • Page 105 Computers are not listed after double-clicking the Network Neighborhood icon Possible cause The password was not entered when Windows98/95 started. Solution Be sure to enter your user name and password when starting Windows98/95. If you forget your password, enter a different user name. In this case, you do not have to enter the password.
  • Page 106 Computers are not listed after double-clicking the Network Neighborhood icon (continued) Possible cause It takes too long to search the network and list the connected computers. Solution Search for the connected computers as follows. (1)Click the Start button and select Find → Computer..(2)Enter the name of the target computer and click the Find Now button.
  • Page 107 1.Click the Start button and select Run..Enter "WINIPCFG" in the window displayed and click the OK button. 2.Select "MELCO WLI-PCM Adapter" and check the IP address. If the IP address is not correct, refer to "Setting TCP/IP" on page 55.
  • Page 108 WindowsNT4.0 1.Click the Start button and select Programs → Command Prompt. 2.Enter "IPCONFIG" and press the RETURN key. 3.Check that the correct IP address is displayed for "IP Address" under "WLIPCM Adapter". Ethernet adapter wlipcm1 IP address :192.168.100.188 Subnet Mask :255.255.255.0 Default Gateway :192.168.100.1...
  • Page 109 1.Click the Start button and select Run..Enter "WINIPCFG" in the window displayed and click the OK button. 2.Select "MELCO WLI-PCM Adapter" and check the IP address. If the IP address is not correct, refer to "Setting TCP/IP" on page 55.
  • Page 110 The access point cannot be accessed using Client Manager (access point is displayed in gray even when it is found). (continued) Possible cause The ESS-ID of the target access point is not entered correctly. Solution The ESS-ID is upper/lower case sensitive. Check the ESS-ID of the access point again, referring to the user’s manual of the WLA-T1 (available separately).
  • Page 111 1.Click the Start button and select Run..Enter "WINIPCFG" in the window displayed and click the OK button. 2.Select "MELCO WLI-PCM Adapter" and check the IP address. If the IP address is not correct, refer to "Setting TCP/IP" on page 55.
  • Page 112 Communication between wireless LAN PCs is impossible. No reply is returned when execut- ing the PING command to a wireless LAN PC. (continued) Possible cause TCP/IP is configured, but the IP address is not correct. Solution Check that the IP address is set correctly. Refer to "Assign IP address"...
  • Page 113 Communication between wireless LAN PCs is impossible. No reply is returned when execut- ing the PING command to a wireless LAN PC. (continued) Possible cause Communication with the access point is not possible due to poor signal reception. Solution Shorten the distance between the WLI-PCM and access point, or remove any obstacles between them, and re-try communication.

  • Page 114: When You Want To

    When you move from one cell to another in a wireless network, the target access point must be changed. Follow the steps below to change the target access point. Click the Start button and select Programs → MELCO WLI-PCM Utility → Cli- ent Manager. Select the target access point at the destination.
  • Page 115 Click the OK button. The target access point is changed. WLI-PCM User’s Manual...

  • Page 116: Check Connection Using Ping Command

    Check connection using PING command Follow the steps below to execute the PING command and check that the IP packet reaches the destination correctly. The TCP/IP protocol must be installed to execute the PING command. Click the Start button and select Programs → MS-DOS Prompt. If you are using WindowsNT4.0, select Programs →...

  • Page 117: Assign Ip Address

    Assign IP address An IP address must be set for each computer and other devices on the TCP/IP network. There are several rules to observe when assigning an IP address to a computer on the network. Rule 1 The same address cannot be assigned to multiple devices on a single network. The IP address of each device must be unique.

  • Page 118: Check Mac Address

    When TCP/IP is installed, follow the steps below to check the MAC address. Click the Start button and select Run..Enter "WINIPCFG.EXE" and click the OK button. The "IP Configuration" dialog box appears. Select "MELCO WLI-PCM Adapter". The MAC address is shown in the Adapter Address field. WLI-PCM User’s Manual...
  • Page 119 WindowsNT4.0 Follow the steps below to check the MAC address. Click the Start button and select Programs → Administrative Tools (Common) → WindowsNT Diagnostics. Click the Network tab and then the Transports button. WLI-PCM User’s Manual...

  • Page 120: Appendix

    Appendix This chapter contains definitions of special terms and the specifica- tions of the WLI-PCM. Terminology Networking terms used in this manual are defined below. ESS-ID An identification code to classify computers on the wireless LAN into groups. Computers can directly communicate with each other on the wireless LAN if they have the same ESS-ID (i.e.
  • Page 121 MAC address (Media Access Control Address) Unique physical address assigned to a network card. The MAC address consists of 6 bytes; the first half is the vendor code and the lat- ter half is the user code. The vendor code is controlled and assigned by the IEEE, while network card manufacturers assign a unique number for the user code.
  • Page 122 Sharing in Windows98/95 Click the icon of the drive to be shared with the right mouse button and click the Sharing tab. The window shown below appears. Window descriptions Not shared: Check this option to cancel sharing for the drive. Shared As: Check this option to share the drive.
  • Page 123 User name and password for Windows98/95 When installing the driver and restarting the computer, a dialog box prompting you to enter the network password appears. • When using a network, enter the user name and password. • The user name and password should be set during Windows98/95 setup. When you log in for the first time, enter the user name and password deter- mined during the setup.
  • Page 124 Access point Device required for a wireless LAN PC to access a computer on a wired LAN. The ESS-ID of the target access point is required when the wireless LAN PC is connected to the access point. Client Computer that receives services. The client can use the information and services provided by the server.

  • Page 125: Product Specifications

    (2 1/8" (W) x 3 7/8" (L) x 1/8" (H)) *Not including 11.2 mm antenna Max. number of 253 (recommended limit of 32) wireless terminals Please refer to the product catalogue or access MELCO INC.’s home page (http://www.melcoinc.com/) for the latest product information and applicable models. WLI-PCM User’s Manual...
  • Page 126 Modifications The FCC requires the user to be notified that any changes or modifications made to this device that are not expressly approved by MELCO INC. (the manufac- turer) may void the user’s authority to operate the equipment. WLI-PCM User’s Manual...
  • Page 128 Manufactured by: MELCO INC. (Japan) http://www.melcoinc.com/ WLI-PCM User’s Manual 18 June, 1999 First revision PY00-25025-DM10-01...

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