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Card. Basically, the Fully Auto setting allows the PC Card to automatically switch to a 
higher Tx rate for better throughput in most environment. A fixed rate setting does not allow 
PC Card to re-transmit at a lower rate even as a result of many retransmissions. 
 

PS Mode (Power Saving Mode) 

Enabling power saving mode can extend the battery life of the mobile notebook by allowing 
the PC Card to sleep, minimizing the power consumption. 
 

Channel 

D-Link DW-655C Wireless LAN PC Card supports up to 14 channels. However, the number 
of available channels varies in different countries and regions. The Access Point must be 
set to a channel. To avoid radio interference, adjacent Access Point within the same 
infrastructure network (the same SSID) should set to different channel. The channels of 
Access Points must be at least five channels apart, while the Wireless LAN PC Cards 
automatically use the same channels as the Access Point and roams between APs in the 
same wireless network. 
 

Encryption 

The Wireless LAN PC Card uses WEP encryption to protect wireless data communications. 
 

Encryption Selection 

WEP uses a combination of 40-bit keys or 128-bit keys to provide security for every data 
transmission. In order to decode a data transmission, an identical WEP key must be used 
by each wireless client on the network. Choose Enable or Disable to activate the security of 
wireless network. 

Create with Passphrase 

The WEP keys can be generated from a user-defined passphrase. The WEP text string is a 
maximum of 32 characters. 

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Summary of Contents for DW-655C

Page 1: ... 1 D Link DW 655C Wireless LAN PC Card User s Guide CAUTION Any changes or modifications not expressly approved by the grantee of this device could void the user s authority to operate the equipment ...

Page 2: ...ss LAN Ad hoc mode and Infrastructure mode Please review your need and build your Wireless LAN Ad hoc Networking Ad hoc network also is called Peer to Peer network Without Access Point notebook users with D Link DW 655C Wireless LAN PC card can build Ad hoc Peer to Peer wireless networks to share files with each other share a public office printer and other peripheral resources even access the Int...

Page 3: ...tall Driver Step 1 Turn on your computer Step 2 Insert the D Link DW 655C Wireless LAN PC Card into the PC Card slot Align the card properly before putting it in the slot Insert the card firmly without forcing until it seats snugly CAUTION Forcing a misaligned card into the slot can damage the computer or the card Step 3 Windows finds a new hardware shown DLINK DW655C and asks for the driver of DW...

Page 4: ...u wish to associate with has encryption active you must also enable encryption on the wireless client Click Encryption in the Configuration Utilities after reboot to go to screens where you can enable and configure encryption You must set the wireless client for the same Encryption algorithm and Key values as the access point it will associate Refer to the Advanced Configuration section for more d...

Page 5: ... network An Ad Hoc networking does not need Access Point Instead the Ad Hoc network is a loose association of wireless computers that can communicate with each other using Wireless LAN PC Card in Ad Hoc Mode 2 Infrastructure In a wireless infrastructure network wireless stations communicate with an Access Point to connect to a wired network An infrastructure network also can consist of multiple Ac...

Page 6: ...ce adjacent Access Point within the same infrastructure network the same SSID should set to different channel The channels of Access Points must be at least five channels apart while the Wireless LAN PC Cards automatically use the same channels as the Access Point and roams between APs in the same wireless network Encryption The Wireless LAN PC Card uses WEP encryption to protect wireless data com...

Page 7: ...tion If the equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Re orient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit d...

Page 8: ...mmunity EN 60950 IEC 60950 Product Safety ETS 300 326 Technical characteristics and test conditions for data transmission equipment operating in the 2 4GHz ISM band and using spread spectrum modulation techniques ETS 300 826 Electromagnetic Compatibility EMC standard for 2 4GHz wide band transmission systems and High Performance Local Area Network HIPERLAN equipment This product may be used in the...

Page 9: ...annels for Europe 14 channels for Japan Data Rate 11Mbps with fall back rates of 5 5 2 and 1Mbps Media Access Protocol CSMA CA with ACK Transmitter Output Power 12 5dBm typically Antenna Type External dipole diversity antennas Operating Voltage 5VDC Interface PCMCIA Type II Range Coverage Indoor 35 100 meters depends on environment Outdoor 100 300 meters depends on environment LED Indicator Power ...

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