Mobility -> Faq's

The GC75/GC75e supports both 4+1 and 3+2 (downlink and uplink) connections in both GPRS and HSCD. Before compression it can therefore receive up to a maximum of 57.6kbps (downlink) and send up to a maximum of 28.8kbps (uplink) in HSCSD compared to 53.6kbps receiving and 26.8kbps sending in GPRS. Since a number of data compression protocols are supported, the perceived data speeds can be increased by up to a further 4 times.

» What do I need to get started with GC75/GC75e ?

You need a laptop computer with a Type II PC card slot, running either Windows® 98, Windows®2000, Windows®ME, Windows®XP or Windows®NT4.0. A valid GPRS/GSM data subscription is also required.

» How do I charge the GC75/GC75e card?

The small amount of power needed is taken from the laptop battery.
The amount of power it will use is dependent on a number of factors:

• Frequency band
• Distance to GSM base station
• Number of slots used
• Sending/Receiving mode or idle

» What operating systems does the GC75/GC75e support?

The GC75/GC75e card works with:

Windows®98
Windows®ME
Windows®2000
Windows®NT4.0
Windows®XP

» Can I connect to my company’s network, as I do now with a standard modem?

Yes, using any circuit-switched data transfer mode it works in the same manner. There are a number of scenarios where GPRS may be used to carry traffic intended for corporate networks. If end-to-end security is desired the laptop must be equipped with VPN client software and the company must have a VPN Server/Gateway. A VPN solution ensures secure encrypted communication from the laptop into the corporate network.

» What is the GC75/GC75e Manager?

The GC75/GC75e Manager is the new PC application for the GC75/GC75e. It is much quicker to install - the process typically takes less than 3 minutes with no need for a reboot. The modem driver has been simplified and has Microsoft WHQL certification for Windows® 2000 and XP. The download size is also reduced from 40Mbyte to 6Mbyte. All functions are reached from one GC75/GC75e Manager icon on the desktop and simpler to use compared to the Communications Suite.

» What are the requirements of GC75/GC75e Manager?

GC75/GC75e Manager may be installed on Windows® 98SE, Me, 2000 and XP. Users of Windows® NT(SP6) and 98 first edition may continue to use Communications Suite V1.2.0. GC75/GC75e Manager works with any version of firmware on the GC75/GC75e card, however for full SMS and HSCSD functionality you must upgrade the firmware to R3G or later.

» Do I need to uninstall Communications Suite first?

Yes. If you are currently using the Communications Suite for GC75/GC75e, you must first uninstall it using Control Panel | Add/remove applications.Then insert the GC75/GC75e and install the GC75/GC75e Manager with the GC75/GC75e in the laptop

» I also use an Ericsson/Sony Ericsson phone with Communications Suite - what should I do?

You must uninstall Communications Suite first, insert the GC75/GC75e and install the GC75/GC75e Manager. Then download the latest version of Communications Suite for your mobile phone or use the CD-ROM supplied with the mobile phone to reinstall Communications Suite for the phone.

» What differences will I notice between Communications Suit and Manager?

These are the differences you will notice:

1. The GC75/GC75e is not started when you boot the machine. Double-click the GC75/GC75e Manager icon on your desktop to start the GC75/GC75e and make a connection. time.

2. The various functions (Status, Settings, Phonebook, SMS, Connection Wizard) are available from buttons at the top of the window, rather than separate applications.

3. You will need to re-define your connections by pressing the Connection Wizard button (Wand symbol) and entering the required information.

4. You can create CSD/HSCSD connections to the same service at different data rates.

5. Common mobile operator GPRS settings are available in the Connection Wizard - no need to enter them in full.

6. GPRS and CSD/HSCSD settings are stored in comma separated variable files that you can easily modify to create a customized easy to set up version of GC75/GC75e Manager for your company. Note that the change will be signalled during the installation phase.

7. Connections are made and disconnected by selecting the required one from the drop-down list in the status window and pressing the connect/disconnect button.

8. You can make a GPRS connection from the Windows DUN folder or via an application. Use the GC75/GC75e GPRS connection.

9. You can make a CSD connection from the Windows DUN folder or via an application.

10. You can make an HSCSD connection from the Windows DUN folder or via an application, provided you place the appropriate AT+CBST and +CHSN commands in the modem initialization string to set the HSCSD speed required.

» I had GC75/GC75e Comm's Suite installed, and installed GC75/GC75e Manager without the GC75/GC75e PC Card in my laptop, what should I do now?

Deinstall the GC75/GC75e Manager and re-install the GC75/GC75e Manager with the GC75/GC75e PC Card in your laptop.

» How do I know what version of GC75/GC75e Communication Suite I am running?

You can see the version in the Communication Monitor
(Phone with Cross or signal strength in the SYSTEM TRAY).

» How do I know what version of GC75/GC75e Manager I am running?

The information will be found in the Status Window.
Select HELP ABOUT, in the VERSION PANEL select the PROGRAM VERSION.

» How do I know what version of Firmware is on my GC75/GC75e?

The information will be found in the Status Window.
Select HELP ABOUT, in the VERSION PANEL select FIRMWARE VERSION