User Manual Preliminary notes Preliminary notes General Thank you very much for deciding to buy the Falcom TWIST GSM-Modem. This User Manual contains all information you require to use the Falcom TWIST GSM-Modem. Please read this User Manual very carefully to avoid mistakes and to make optimal use of the modem.
DC 5 V +/- 20 % Current consumption GSM 900: • 120 mA/5 V Power Mode 1 (idle) • 570 mA/5 V Power Mode 2 (Power Level 5; max.) • 500 mA/5 V Power Mode 3 (Power Level 7) Page 8 Version 1.00 TWIST GSM-Modem...
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RJ45 8pin (shielded) Audio (headset / handset) Power output, Control signals Power input AC/DC adapter (FRIWO type 7238/05) Falcom dual-band antenna or SMB-Connector for other GSM antenna SIM card reader small SIM card Ambient temperature Mains supply -20 °C bis +55 °C Storage temperature -20 °C bis +70 °C...
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Setup CD for Windows 95/98/CE and Windows 2000 with current driver and driver application as well as GSM-Communicator application software Headset (optional) with RJ45 8pin audio plug connector Modem registrations GSM ETSI Phase 1 und 2 CE label acc. CE 168X Page 10 Version 1.00 TWIST GSM-Modem...
Obviously, limiting the duration of your calls will reduce your exposure to RF energy. In addition, you can reduce RF exposure by operating your cellular modem efficiently by following the below guidelines. TWIST GSM-Modem Version 1.00 Page 11...
ELECTRONIC DEVICES Most electronic equipment, for example in hospitals and motor vehicles is shielded from RF energy. However RF energy may affect some malfunctioning or improperly shielded electronic equipment. Page 12 Version 1.00 TWIST GSM-Modem...
Do not allow children to play with your modem. It is not a toy. Children could hurt themselves or others (by poking themselves or others in the eye with the antenna, for example). Children could damage the modem, or make calls that increase your modem bills. TWIST GSM-Modem Version 1.00 Page 13...
The antenna shall be mounted in such a position that no part of the human body will normally rest close to any part of the antenna. It is also recommended to use the equipment not close to medical devices as for example hearing aids and pacemakers. Page 14 Version 1.00 TWIST GSM-Modem...
RF electromagnetic energy established by governmental bodies and other qualified organisations, such as the following: Directives of the European Community, Directorate General V in Matters of Radio Frequency Electromagnetic Energy. TWIST GSM-Modem Version 1.00 Page 15...
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Safety standards User Manual Page 16 Version 1.00 TWIST GSM-Modem...
Headset Socket Power Supply Fig. 1: Falcom TWIST GSM-Modem With the Falcom TWIST GSM-Modem, connections can be made to the GSM 900/1800 (1900) mobile radio network via the computer and the supplied GSM-Communicator. After connecting the modem, the following telecommunication services are available: ❐...
Falcom TWIST GSM-Modem. The serial port is connected to the computer by the data cable. Power is supplied to the modem from the power supply socket. The internal SIM card reader serves for holding the SIM card given to you by your provider, and it is closed by a cover cap.
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SMB plug which can be connected to the antenna socket. When using the audio accessory, we recommend using a remote GSM aerial to prevent interference radiation. TWIST GSM-Modem Version 1.00 Page 19...
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Technical description User Manual Page 20 Version 1.00 TWIST GSM-Modem...
(see Fig. 4). Connect the other end of the data cable to the serial port of the modem and tighten the screws hand-tight with a screwdriver (see Fig. 5). TWIST GSM-Modem Version 1.00 Page 21...
Start-up User Manual Fig. 4: Connecting the data cable to the computer Fig. 5: Connecting the data cable to the modem Page 22 Version 1.00 TWIST GSM-Modem...
Fig. 6: Loading the SIM card step 1 5. Turn the securing plate as far as it will go with the aid of the cover cap. Fig. 7: Loading the SIM card step 2 TWIST GSM-Modem Version 1.00 Page 23...
Close the opening with the cover cap. The SIM card must be inserted before connecting the modem to the power supply, and must not be removed until after the power supply to the modem has been deactivated! Page 24 Version 1.00 TWIST GSM-Modem...
9. Attach the power cable to the modem. Fig. 9: Connecting the modem to the power supply 10. Provide the power supply via the AC/DC adapter (type FRIWO FW 7238/05). Fig. 10: Power supply with AC/DC adapter TWIST GSM-Modem Version 1.00 Page 25...
12. Install the driver and the driver application for the modem: ❐ Load the installation CD in the CD drive. ❐ Double-click the setup.exe file in the A2D-Driver102 folder. ❐ Click [Next]. Fig. 12: Driver/driver application step 1 Page 26 Version 1.00 TWIST GSM-Modem...
User Manual Start-up ❐ Click [Next]. You can change the type of the installed modem with [Change]. Fig. 17: Windows modem installation step 3 ❐ Click [Finish]. Fig. 18: Windows modem installation step 4 TWIST GSM-Modem Version 1.00 Page 29...
Start-up User Manual ❐ Click [OK]. If you want to change the modem properties, use the buttons in the displayed dialog screen. Fig. 19: Windows modem installation step 5 Page 30 Version 1.00 TWIST GSM-Modem...
(PIN) opens (see Fig. 22). The PIN is a security number (mostly comprising four digits), which protects the SIM from unauthorized use. Fig. 21: Task bar with icon TWIST GSM-Modem Version 1.00 Page 31...
The green LED indicator on the modem flashes for 5 seconds after the PIN number has been entered, and then switches itself off. Mouse-click the task bar icon to open the display window with information about the status of the modems (see Fig. 23). Page 32 Version 1.00 TWIST GSM-Modem...
Fig. 23: Display window 6.1.1.1 File menu item The File menu items contains the close function. Fig. 24: File menu item The close function closes the display window and pits it in the task bar. TWIST GSM-Modem Version 1.00 Page 33...
The Delete PIN function is only active when Save PIN has been selected in the PIN prompt window (see Fig. 22). 6.1.1.3 Configuration menu item The Configuration menu item provides the functions SMS Settings, Options and Reinitialization. Fig. 26: Configuration menu item Page 34 Version 1.00 TWIST GSM-Modem...
The time of inactivity after which the modem is switched off is set in the Turn off modem automatically if it is not used field in the Options window (see Fig. 28). Fig. 28: Options TWIST GSM-Modem Version 1.00 Page 35...
Fig. 30: Reinitialization 2 6.1.1.4 Info menu item The Info menu item contains the About function. Fig. 31: Info menu item Clicking About displays information on the supplier and the version of the driver application. Page 36 Version 1.00 TWIST GSM-Modem...
If a fault occurs in the Falcom.ini file, it can be deleted and is generated again when the program is started next. Installation of the GSM-Communicator 7.1.1 Minimum system requirements...
With Browse... you can select the installation path you require in the Folder field. You can interrupt the installation with a click on Cancel and go back one step with a click on Previous (see Fig. 33). Page 38 Version 1.00 TWIST GSM-Modem...
❐ With a click on Disk Cost... (see Fig. 33) the system checks if sufficient free memory is available on the drives (see Fig. 34). Fig. 34: GSM-Communicator Disk Space ❐ Now click [Next]. TWIST GSM-Modem Version 1.00 Page 39...
SIM card and all connectors (see Fig. 37). The SIM card must be located in the SIM card reader and the modem must be connected to the power supply. Fig. 37: Prompt window TWIST GSM-Modem Version 1.00 Page 41...
Port window (see Fig. 38). This window is only displayed on the first start of the GSM-Communicator user software or when the Falcom.ini file is generated. Enter the COM port to which you want to connect the modem to the computer in the configure Port window.
Emergency call Dials the emergency number Exit Closes a window Refresh all Reinitializes the modems with PIN prompt and checks of field strength, registration in the mobile radio network and the mobile radio network provider TWIST GSM-Modem Version 1.00 Page 43...
9600, n, 8, 1 Parameter anchored in the communication protocol of the GSM modem After a one-time log-in the Emergency call button is enabled when the program is started without the SIM card. Fig. 41: Main menu without SIM card Page 44 Version 1.00 TWIST GSM-Modem...
User Manual GSM-Communicator The emergency call number (default 112) can be changed in the Falcom.ini file (see chapter 8.1). 7.3.1 Voice call The Voice call button (see Fig. 40) accesses the functions for making and receiving calls. When the function Voice call is enabled for the first time, the system inquires of a headset (optional) is connected.
Field displays the name related to the call number call Makes the telephone connection (all dialed numbers are stored in the call history) clear call history Deletes all numbers from the call history Fig. 44: call history Page 46 Version 1.00 TWIST GSM-Modem...
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Activates or deactivates the DTMF tone dialing during a voice connection Ringer melody Selects one of 10 different ringer (is not available for the melodies (value 0 in the Falcom.ini file Falcom TWIST) deactivates in the ringer melody) set melody Confirms the selected ringer melody...
(e. g. "Welcome to D2, if you want to know your current credit, press 1"). You can edit DTMF tones with the button in the field above (see Fig. 46). Page 48 Version 1.00 TWIST GSM-Modem...
The phone numbers stored in the SIM card phone book are displayed in the call number name field. It is possible to edit or delete existing entries or add new entries to the SIM card phone book. Fig. 48: Phone book TWIST GSM-Modem Version 1.00 Page 49...
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The new phonebook entry and edit phonebook entry functions are aborted with the cancel button. The new or changed entries are stored in the SIM card phonebook with the save entry to SIM card button. Page 50 Version 1.00 TWIST GSM-Modem...
Reads and displays all short messages from the SIM card del SMS Deletes a selected short message from the SIM card del all SMS Deletes all short messages from the SIM card destination Number Number of the recipient TWIST GSM-Modem Version 1.00 Page 51...
When a SMS is received, the SMS window (see Fig. 49) opens automatically, it contains the incoming SMS field in the received SMS tab. Clicking the read new SMS button displays all received and unread SMS. Fig. 50: incoming SMS field Page 52 Version 1.00 TWIST GSM-Modem...
The Internet start address can be changed in this window. Abb. 51: Internet start address window The Internet start address is defined in the Falcom.ini file. A changed Internet start address is transferred into the Falcom.ini file (see Fig. 51).
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GSM-Communicator User Manual Page 54 Version 1.00 TWIST GSM-Modem...
User Manual Annex Annex Falcom.ini file The structure of the Falcom.ini file must not be changed! The structure of the Falcom.ini file is defined as follows (factory setting): Value range: to number of COM ports [Port] "1" Serial connection of the modem to COM1 Value range: 0 ...
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Selected ringer melody (value 0 = melody off) Value range: 0 ... 1 [RingerOutput] "0" Output of the ringer melody through RJ45 8pin audio connector The value for [RingerOutput] is automatically set by the program! Page 56 Version 1.00 TWIST GSM-Modem...
Annex AT-Commands for start-up of the Falcom TWIST GSM-Modem The use of AT instructions of the Falcom TWIST GSM- Modem without the GSM-Communicator user software is only recommended to experienced users. AT-Commands are input via an external terminal (e. g. the hyper terminal under Windows).
❐ AT+CREG? [Enter] Log in mobile radio network (0,1 means logged in) ❐ ATD0367780420 [Enter] Data Call 8.3.2 Setting the SMS Center ❐ AT+CSCA = "+491722270000" [Enter] Set SMS Center D2 (D1 = +4917110760000) Page 58 Version 1.00 TWIST GSM-Modem...
8.3.4 Receive SMS If a SMS is received, it is stored in the Falcom TWIST modem and announced to the periphery via the RS232 serial interface. The periphery sends a request to the modem to transfer the message and clear the message so the memory space can be released again.
As the transmission is digital, the ISDN service feature is transmitted to the ISDN devices at the receiving end. If you dial an ISDN voice subscriber with a data call, there is no ringing tone. Page 60 Version 1.00 TWIST GSM-Modem...
(see a2dman.pdf manual). RLP is supported by D1 and D2 in Germany. Some mobile radio networks in other countries use only transparent mode without RLP. Please ask your network provider for the network parameters. TWIST GSM-Modem Version 1.00 Page 61...
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X=0 = "unknown" (see a2dman.pdf manual) ❐ AT+COPS? [Enter] Checks if the mobile radio network of the SIM card is available 0,2,26201= D1 available ❐ AT+COPS = ? [Enter] Displays all available mobile radio networks Page 62 Version 1.00 TWIST GSM-Modem...
Pin configuration of the 9-pole D-sub socket Signal Description Data Carrier Detect Transmit Data (out) Receive Data (in) Data Terminal Ready Signal Ground Data Set Ready Request To Send Clear To Send Ring Indicator TWIST GSM-Modem Version 1.00 Page 63...
User Manual Annex Falcom TWIST GSM-Modem troubleshooting guide The following table can help you solve problems with the Falcom TWIST GSM-Modem. problem cause solution orange LED does not • Mains adapter is • Connect mains light not connected adapter (AC/DC adapter...
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Serial data cable is • See pin possible with the defective configuration in modem annex or use the 9-pin serial data cable from Falcom I cannot hear my • No headset or • Please use partner when making handset HA-4B,...
User Manual Annex Service IIf you have questions about technical details or technical problems, please contact your dealer or distributor. Contact Falcom Wireless Communications GmbH: ❐ Web address: http:/ /www.falcom.de TWIST GSM-Modem Version 1.00 Page 67...
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Annex User Manual Page 68 Version 1.00 TWIST GSM-Modem...
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