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Confidential, the whole present document is the sole property of Fargo Telecom O/B on Fargo Services (HK) Ltd.

GSM GPRS Modem

900 / 1800

USER MANUAL

Rev. 0

2

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Summary of Contents for Maestro 100

Page 1: ...Confidential the whole present document is the sole property of Fargo Telecom O B on Fargo Services HK Ltd GSM GPRS Modem 900 1800 USER MANUAL Rev 02 ...

Page 2: ...rvices H K Ltd This manual is written without any warranty Fargo Telecom O B Fargo Services H K Ltd reserves the right to modify or improve the product and its accessories which can also be withdrawn without prior notice Besides our company stresses the fact that the performance of the product as well as accessories depends not only on the proper conditions of use but also on the environment aroun...

Page 3: ...1 1 CONTENTS SAFETY PRECUTIONS 2 CHAPTER 1 INTRODUCTION 3 CHAPTER 2 INSTALLATION 7 CHAPTER 3 WORKING WITH FARGO MAESTRO 9 CHAPTER 4 SPECIFICATION 12 CHAPTER 5 APPENDIX 13 CHAPTER 6 TROUBLESHOOTING 14 ...

Page 4: ...r country before installing the modem z Install the modem by qualified personnel Consult your vehicle dealer for any possible interference of electronic parts by the modem z The modem should be connected to the vehicle s supply system by using a fuse protected terminal in the vehicle s fuse box z Be careful when the modem is powered by the vehicle s main battery The battery may be drained after ex...

Page 5: ...e should include the following 1 Fargo Maestro 20 or Fargo Maestro 100 x 1 2 Power cord with fuse x 1 3 Safety note x 1 1 2 Interfaces 1 2 1 Status indicator The LED will indicate different status of the modem off Modem switched off on Modem is connecting to the network flashing slowly Modem is in idle mode flashing rapidly Modem is in transmission communication GSM only 1 2 2 SMA female antenna c...

Page 6: ...put 14 RESET Input Pull low to reset 15 SPEAKER Output Specification of microphone and speaker to be connected Parameters Min Typical Max Remark Microphone current 2V 2K Ohm 0 5 mA Microphone input level 100 mVpp Speaker output current 150 Ohm 1nF 16mA Speaker impedance 32ohm Please refer to the document Application notes Power supply Audio for more information of audio connection 1 2 4 4 PIN conn...

Page 7: ...to Chapter 6 Appendix for using I O and INTR signals Contact your dealer if you need wire for the I O and INTR connection 1 2 5 Optional accessories You may contact your sales agent for the following optional accessories External antenna Magnetic mount type Frequency GSM 900 1800 band Gain 3db VSWR 1 5 1 Height 236 mm including magnetic base Cable Type RG 174U length 2 5m SMA male connector on cab...

Page 8: ... 9 5 10 2 11 8 12 7 13 9 14 15 3 Sub D 9 pin Y cable Direct connection with standard 9 pin RS 232 port DTE Direct connection with common handset of telephone for voice call Shielded cable Cable length 1 1m w connector DIN rail mount Quick attachment detachment to standard DIN rail Tin plated Steel ...

Page 9: ...he SIM holder without pushing the eject button Put the SIM card to the tray make sure it has completely sit on the tray Put the tray back into the slot 2 3 Connecting the external antenna SMA type Connect this to an external antenna with SMA male connector Make sure the antenna is for the GSM900 1800 frequency with impedance of 50ohm and also connector is secured tightly Note Please use antenna de...

Page 10: ...power supply requirement Input voltage range 5V 32V Rated current 650 mA Fargo Maestro 100 450 mA Fargo Maestro 20 Connect the connector to the modem The modem will turn on automatically The status indicator on the modem will be lit when power on After a few seconds it will go flashing slowly registered to the network successfully refer section 1 2 1 Chapter 3 describes how to communicate with the...

Page 11: ... HyperTerminal as example 3 1 1 On the first time power up you can use a terminal software to communicate with the modem through an RS 232 serial port Following example is using the HyperTerminal in Windows 98 3 1 2 On Windows 98 start the HyperTerminal program Assign a name for a new session ...

Page 12: ...rect Com port and baud rate settings Fargo Maestro 20 9600bps 8bits no parity bit 1 stop bit Fargo Maestro 100 115200bps 8bits no parity bit 1 stop bit 3 1 4 On the terminal screen type AT to check the OK response from the modem ...

Page 13: ...st 15 for normal communication RING An incoming call is waiting ATA Answer the call Receiving an incoming call OK ATD1234567 Don t forget the at the end for voice call OK Communication established CME ERROR 11 PIN code not entered with CMEE 1 mode CME ERROR 3 AOC credit exceeded or a communication is already established Make a call CME ERROR 10 Cannot read the SIM card ATD 112 Don t forget the at ...

Page 14: ...equirement Input voltage range 5V 32V Rated current 650 mA Fargo Maestro 100 450 mA Fargo Maestro 20 Typical current consumption 5V 12V 32V GSM900 communication mode PCL 5 310mA 130mA 50mA DCS1800 communication mode PCL 5 240mA 100mA 40mA GPRS900 Class 10 PCL 5 520mA 220mA 80mA GPRS1800 Class 10 PCL 0 390mA 160mA 70mA Idle mode 35mA 16mA 8mA Idle mode with power saving on RS232 12mA 11mA 5mA Inter...

Page 15: ...on Note settings stored in SIM not in modem 5 2Input Output port This port can be configured as either an input one or an output one To configure it as an input port first issue AT WIOW 2 0 to disable the output port Use AT WIOR 3 to read the status of this input port Response WIOR 0 represent Logic HIGH 3V Response WIOR 1 represent Logic LOW 0 5V To use it as an output port issue AT WIOW 2 1 will...

Page 16: ...N command in AT command guide Check if the external has been connected properly to the modem Check if the network coverage is available 6 3 The modem does not response to the terminal program Check if the RS 232 cable has been connected properly Check if your program has proper setting Factory setting of the modem is 9600bps for Fargo Maestro 20 115200bps for Fargo Maestro 100 8 data bits no parit...

Page 17: ...ure will enable some unsolicited messsges going out throught RS 232 port like these CGREG 0 CREG 0 and so on If you want to prevent these messages from coming out you can disable the TCP IP feature by entering the AT commands AT WOPEN 0 AT F AT SPEAKER 1 AT W You can enter AT WOPEN 1 to re enable TCP IP feature ...

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