User guide

EG_GenPro25e_1055_UG_000_UK Page 4 / 66
Descriptions and non-contractual illustrations in this document are given as an indication only.
ERCO & GENER reserves the right to make any modification.
Dct_427_01
5.1.5
 Hardware reset of the modem ................................................................................................ 25
5.2 SPECIFIC RECOMMENDATIONS FOR THE USE OF THE MODEM IN VEHICLES ............................................ 26
5.2.1 Recommended connection on the battery of a truck ........................................................... 26
5.2.2 Technical constraints in trucks .............................................................................................. 27
5.3 GSM LED OF THE MODEM ................................................................................................................. 28
5.3.1 Without EGM application ........................................................................................................ 28
5.3.2 With the transparent mode application ................................................................................. 28
5.3.3 With the ERCO & GENER application EasePro-Vx ............................................................... 28
5.3.4 Owner application .................................................................................................................... 28
5.4 ECHO FUNCTION OF AT COMMANDS DEACTIVATED ............................................................................. 29
5.5 CHECKING THE QUALITY OF THE GSM RECEPTION SIGNAL.................................................................. 29
5.6 VERIFICATION OF PIN CODE .............................................................................................................. 30
5.7 VERIFICATION OF MODEM REGISTRATION ON GSM NETWORK ............................................................. 31
5.8 VERIFICATION OF MODEM REGISTRATION ON GPRS NETWORK ........................................................... 32
5.9 VERIFICATION OF INTERNAL VOLTAGES OF THE MODEM ...................................................................... 33
5.9.1 Reading the power supply voltage +V ............................................................................... 33
DC
5.9.2 Reading the internal voltage +V .................................................................................. 34
INTERNE
5.10 MAIN AT COMMANDS (HAYES) ........................................................................................................ 35
5.11 TURNING OFF THE MODEM ............................................................................................................... 36
5.12 UPDATING PROCEDURE OF THE MODEM ............................................................................................. 36
6 TROUBLE SHOOTING .......................................................................................................................... 37
6.1 PROBLEM OF COMMUNICATION BETWEEN THE MODEM AND THE RS232 LINK (V24) ............................. 37
6.2 "ERROR" MESSAGE ........................................................................................................................ 38
6.3 "NO CARRIER" MESSAGE .............................................................................................................. 39
7 FUNCTIONAL DESCRIPTION ............................................................................................................... 40
7.1 ARCHITECTURE ................................................................................................................................ 40
7.2 POWER SUPPLY ................................................................................................................................ 40
7.2.1 General presentation ............................................................................................................... 40
7.2.2 Internal battery option ............................................................................................................. 41
7.2.2.1 Specifications of the internal battery option ................................................................ 41
7.2.2.2 Charge voltage and power supply voltage ................................................................... 42
7.2.2.3 Indication of presence/absence of the external power supply .................................. 42
7.2.2.4 Instructions and restrictions of use .............................................................................. 43
7.2.3 Protections of power supply................................................................................................... 43
7.3 RS232 SERIAL LINK ......................................................................................................................... 43
7.3.1 General presentation ............................................................................................................... 43
7.3.2 Pins description ....................................................................................................................... 44
7.4 INPUTS/OUTPUT FUNCTIONING .......................................................................................................... 45
7.4.1 Output functioning ................................................................................................................... 45
7.4.2 Inputs functioning .................................................................................................................... 45
7.5 BOOT ............................................................................................................................................. 46