Neoway M660 User Manual

Also see for M660: At command guide User manual

Neoway M660 User Manual Manual pdf 29 page image

Shenzhen Neoway Technology Co., Ltd. Page 29 of 328. PackageM660 modules are packaged in sealed bags on delivery to guarantee a long shelf life. Package themodules again in case of opening for any reasons.If exposed in air for more than 48 hours at conditions not worse than 30°C/60% RH, a bakingprocedure should be done before SMT. Or, if the indication card shows humidity greater than 20%,the baking procedure is also required.The baking should last for at least 24 hours at 90℃.9. Terms and AbbreviationsADC Analog-Digital ConverterAGC Automatic Gain ControlAMR Acknowledged multirate (speech coder)CSD Circuit Switched DataCPU Central Processing UnitDCE Data Communication EquipmentDTE Data Terminal EquipmentDTR Data Terminal ReadyEFR Enhanced Full RateEMC Electromagnetic CompatibilityEMI Electro Magnetic InterferenceESD Electronic Static DischargeFR Full RateGPRS General Packet Radio ServiceGSM Global Standard for Mobile CommunicationsHR Half RateIC Integrated CircuitIMEI International Mobile Equipment IdentityLED Light Emitting DiodePCB Printed Circuit BoardRAM Random Access MemoryRF Radio FrequencySIM Subscriber Identification ModuleSMS Short Message ServiceSMT Surface Mounted TechnologySRAM Static Random Access Memory

/ 32

Related manuals for Neoway M660