MIKROE-1428 MikroElektronika

GSM BOOSTER (replacement for GM862-QUAD) GSMBoard information The GSM Booster board is a replacement for Telit GM862-QUAD module and can be 1 Telit GL865-QUAD GSM module used on already supported development systems such as SmartGM862, PICPLC16 v6 PLC system, PICPLC4 v6 PLC system, EasyGSM/GPRS GM862 or AVRPLC16 MMCX GSM connector for external antenna 2 v6 PLC system. It contains Telit GL865-QUAD GSM module, MMCX GSM antenna connector, SIM card holder and CSTP 50 pin vertical SMD molex connector (male) SIM card (not included in the package) 3 for further connection. Before you insert SIM card into SIM card holder make sure that it is properly oriented, Figure 1 (opposite to GM862-QUAD). Then push the SIM card holder 4 card slowly until you hear theclic sound. If you want to remove the card, push it until you hear theclic sound and then pull it out. Improper use may damage your Audio pin selection between Handsfree (HF) and Handset (MT) 5 card. There are four zero-ohm SMD jumpers used to select whether Handsfree (HF) or Handset (MT) audio pins are used. Jumpers are soldered in the HF position by CSTP 50 pin vertical SMD molex connector (male) for further connection 6 default. SIM card and GSM antenna are not included in the package. 5 6 1 2 4 3 3 Figure 1: GSM Booster GSM BOOSTER page 2