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Faq for sign shine industrial serial gprs gsm modem ip modem dtu

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Faq for sign shine industrial serial gprs gsm modem ip modem dtu

  1. 1. XiamenXiamenXiamenXiamen SignShineSignShineSignShineSignShine InformationInformationInformationInformation TechnologyTechnologyTechnologyTechnology Co.,Co.,Co.,Co., Ltd.Ltd.Ltd.Ltd.Add:905A Room, C2 Building, No.5 JinZhong Road, Huli District, Xiamen,China 361009 Tel: 86-592-5570726Website: http://www.signshine.cn/en Fax: 86-592-55977941FAQFAQFAQFAQ forforforfor SignShineSignShineSignShineSignShine IndustrialIndustrialIndustrialIndustrial SerialSerialSerialSerial GPRSGPRSGPRSGPRS GSMGSMGSMGSM ModemModemModemModem IPIPIPIP ModemModemModemModem DTUDTUDTUDTU1.What1.What1.What1.What isisisis thethethethe defaultdefaultdefaultdefault configureconfigureconfigureconfigure forforforfor DTUDTUDTUDTUData bit:8 bitsOdd and even:None,Stop bit,:1 bit,baud rate is 57600 bps2.How2.How2.How2.How totototo findfindfindfind outoutoutout thethethethe currentcurrentcurrentcurrent firmwarefirmwarefirmwarefirmware version?version?version?version?Use AT+CGMR or ATI3.When3.When3.When3.When iiii useuseuseuse hyperhyperhyperhyper terminal,enterterminal,enterterminal,enterterminal,enter ATATATAT command,icommand,icommand,icommand,i gotgotgotgot strangestrangestrangestrange characterscharacterscharacterscharactersThe reason is that the hyper terminal baud rate is not in accordance with Module/DTU’sWe can AT+IPR to detect DTU/Module serial port rate,then to check out the configuration of hyper terminal4.4.4.4.DTUDTUDTUDTU cancancancan workworkworkwork underunderunderunder OSOSOSOS ofofofof WindowsWindowsWindowsWindows 3.x,Windows3.x,Windows3.x,Windows3.x,Windows 95,Windows95,Windows95,Windows95,Windows 98,Windows98,Windows98,Windows98,Windows NTNTNTNT ororororLinux?Linux?Linux?Linux?DTU working condition is nothing with OS,it adopts transparent work mode,DTU can work when device send serial datato it.5.Under5.Under5.Under5.Under ATATATAT TEXTTEXTTEXTTEXT mode,howmode,howmode,howmode,how totototo sendsendsendsend SMS?SMS?SMS?SMS?Firstly to check AT+CMGF=1,receive more code information through AT+CSDH=1To check whether SMS center address is right,through AT+CSCA,Then use command as below,AT+CMGS=”telephone number”Input text,ending with CTRL Z+CMGS:XXOK6.Under6.Under6.Under6.Under ATATATAT PDUPDUPDUPDU modem,howmodem,howmodem,howmodem,how totototo sendsendsendsend SMS?SMS?SMS?SMS?To check whether PDU is right. Use command AT+CDMG=0If you are unfamiliar with code information of PDU modem,pls do as belowAT+CMGF=1 (Set up TEXT mode)AT+CMGW (Input one message)AT+CMGF=0 (Set up PDU mode)AT+CMGR (Read message you inputted)7.How7.How7.How7.How totototo checkcheckcheckcheck whetherwhetherwhetherwhether DTUDTUDTUDTU connectsconnectsconnectsconnects GPRSGPRSGPRSGPRS network?network?network?network?Input AT+CGATT=1,Return OK,and input AT+CGATT,if return 1,means connects GPRSnetwork,if return 0,means disconnect GPRS.
  2. 2. XiamenXiamenXiamenXiamen SignShineSignShineSignShineSignShine InformationInformationInformationInformation TechnologyTechnologyTechnologyTechnology Co.,Co.,Co.,Co., Ltd.Ltd.Ltd.Ltd.Add:905A Room, C2 Building, No.5 JinZhong Road, Huli District, Xiamen,China 361009 Tel: 86-592-5570726Website: http://www.signshine.cn/en Fax: 86-592-559779428.How8.How8.How8.How totototo checkcheckcheckcheck DTUDTUDTUDTU GPRSGPRSGPRSGPRS signalsignalsignalsignal levellevellevellevel andandandand SIM/UIMSIM/UIMSIM/UIMSIM/UIM status?status?status?status?Input AT+CSQ <CF>,return <**,##>,**should be among 10~31,the larger of the number,the better of the signal,##should be 99.Otherwise,need to check whether antenna and SIM/UIM be fasten or not,or check the GSM covered in thisregion.9.How9.How9.How9.How manymanymanymany redundantredundantredundantredundant datadatadatadata areareareare theretheretherethere forforforfor sendingsendingsendingsending datadatadatadata everyeveryeveryevery time?time?time?time?When it comes to DTU connects with data center,it send itself information to center,as long as this link do not breakdown,it never happens.Redundant dat should be 45 Bytes,Details as below8 bits HEXID(4 bits)+11 bits telephone number+0+IP address+41 bites.10.How10.How10.How10.How totototo changechangechangechange baudbaudbaudbaud rate?rate?rate?rate?Under transparent mode,Pls input “s”button to enter into configure mode.input AT+IPR to inquire its baud rate,Settled is38400,but backstage baud rate is 57600.Input baud rate you want,AT+IPR+1200<CR>,return<OK>,When hyper terminal disconnects,change backstage baud rateas 1200,When going to hyper terminal,press enter button,input AT command,now communicationstarts by 1200.Under non transparent mode,input AT+IPR=1200<CR>,return<OK>,when hyper terminaldisconnects,change backstage baud rate as 1200,everything goes well.11.Why11.Why11.Why11.Why cancancancan’’’’tttt connectconnectconnectconnect totototo DTUDTUDTUDTU bybybyby ourourourour wonwonwonwon RS232?RS232?RS232?RS232?The serial cable connection method is wrong,Better to use standard serial cable we packed.We use 2、3 pin crossed,5 pin connected directly,no flow control.Note:The cable length for two female serial port should not exceed 15 m,Suggestion is Shortercable is good for communication.12.The12.The12.The12.The yellowyellowyellowyellow lightlightlightlight ofofofof DTUDTUDTUDTU goesgoesgoesgoes out,theout,theout,theout,the devicedevicedevicedevice cancancancan’’’’tttt workworkworkworkIf so,pls refer to the caution of the product,or contact our engineers13.How13.How13.How13.How longlonglonglong itititit needsneedsneedsneeds fromfromfromfrom offoffoffoff linelinelineline totototo reconnectionreconnectionreconnectionreconnection?It depends on network condition,usually about ten seconds14.We14.We14.We14.We useuseuseuse mainmainmainmain andandandand backupbackupbackupbackup IP,wenIP,wenIP,wenIP,wen mainmainmainmain IPIPIPIP cancancancan’’’’tttt access,swithaccess,swithaccess,swithaccess,swith totototo backupbackupbackupbackup IP,butIP,butIP,butIP,but nevernevernevernever connectconnectconnectconnect totototo mainmainmainmain IPIPIPIP whenwhenwhenwhen ititititreturns,howreturns,howreturns,howreturns,how totototo do?do?do?do?The main and back IP have to be the same15.It15.It15.It15.It takestakestakestakes tootootootoo longlonglonglong totototo switchswitchswitchswitch betweenbetweenbetweenbetween mainmainmainmain IPIPIPIP andandandand backupbackupbackupbackup IP,itIP,itIP,itIP,it shouldshouldshouldshould bebebebe okokokok withoutwithoutwithoutwithout backbackbackback IPIPIPIP ormainormainormainormain IPIPIPIP andandandand backbackbackbackIPIPIPIP bebebebe thethethethe same?same?same?same?Both IP can be the same,DTU can automatic judge which you use for time saving.
  3. 3. XiamenXiamenXiamenXiamen SignShineSignShineSignShineSignShine InformationInformationInformationInformation TechnologyTechnologyTechnologyTechnology Co.,Co.,Co.,Co., Ltd.Ltd.Ltd.Ltd.Add:905A Room, C2 Building, No.5 JinZhong Road, Huli District, Xiamen,China 361009 Tel: 86-592-5570726Website: http://www.signshine.cn/en Fax: 86-592-5597794316.Why16.Why16.Why16.Why rebootrebootrebootreboot happens,andhappens,andhappens,andhappens,and showsshowsshowsshows TcpTcpTcpTcp connectionconnectionconnectionconnection error,nowerror,nowerror,nowerror,now reset?reset?reset?reset?Something wrong with your server network,you can ping with your server,like ping 218.85.96.210To check communication status,if not,solve the server network problem out,or shut down theFirewall of server operating system.17.Why17.Why17.Why17.Why rebootrebootrebootreboot happens,showshappens,showshappens,showshappens,shows PPPPPPPPPPPP error?error?error?error?PPP error indicates something wrong with SIM card,have to check SIM card status, or checkGPRS network18.Why18.Why18.Why18.Why rebootrebootrebootreboot happens,showhappens,showhappens,showhappens,show NowNowNowNow restartrestartrestartrestart ATATATAT State?State?State?State?If others status is ok,pls check the line of motherboard,fasten the line or change another one.19.How19.How19.How19.How totototo configureconfigureconfigureconfigure GPRSGPRSGPRSGPRS DTUDTUDTUDTUUse hyper terminal or serial port tool to configure,Serial attributes setup as belowData bit:8 bitsOdd and even:None,Stop bit,:1 bit,baud rate is 57600 bpsNone or XON/XOFF20.Under20.Under20.Under20.Under DTUDTUDTUDTU parameterparameterparameterparameter configuration,whyconfiguration,whyconfiguration,whyconfiguration,why cancancancan accessaccessaccessaccess totototo ATATATAT mode?mode?mode?mode?Before you power the DTU,pls press S button until“GPRS-1000T Configure program:Use the extended AT commands configure theArguments neededInput “AT+List<cr>” For help.”21.How21.How21.How21.How totototo updateupdateupdateupdate thethethethe DTUDTUDTUDTU firmware?firmware?firmware?firmware?Before DTU power charged,connect DTU to COM put of PC,run sftdn1d.exe file,select COMport,*.bin,click “begin to download”,power DTU,you can see the process when it be done.22.When22.When22.When22.When DTUDTUDTUDTU isisisis underunderunderunder hyperhyperhyperhyper terminal,nothingterminal,nothingterminal,nothingterminal,nothing happenshappenshappenshappens orororor messedmessedmessedmessed code?code?code?code?DTU baud rate is not in accordance with hyper terminal COM port.Change them as thesame.23.How23.How23.How23.How totototo makemakemakemake suresuresuresure thethethethe securitysecuritysecuritysecurity ofofofof datadatadatadata sentsentsentsent bybybyby GPRSGPRSGPRSGPRS DTU?DTU?DTU?DTU?Data transmission based on GPRS network,Security is good.The data center has static IP,DTU does not have,just with dynamic IP.How the data center toIdentify the data from which DTU comesThere is ID number in DTU,or according to SIM card,DDL or Demo program can be offered
  4. 4. XiamenXiamenXiamenXiamen SignShineSignShineSignShineSignShine InformationInformationInformationInformation TechnologyTechnologyTechnologyTechnology Co.,Co.,Co.,Co., Ltd.Ltd.Ltd.Ltd.Add:905A Room, C2 Building, No.5 JinZhong Road, Huli District, Xiamen,China 361009 Tel: 86-592-5570726Website: http://www.signshine.cn/en Fax: 86-592-5597794424.We24.We24.We24.We dondondondon’’’’tttt wantwantwantwant totototo applyapplyapplyapply APN,whatAPN,whatAPN,whatAPN,what shouldshouldshouldshould wewewewe do?do?do?do?We can use Dydns25.Is25.Is25.Is25.Is thethethethe transmissiontransmissiontransmissiontransmission qualityqualityqualityquality goodgoodgoodgood enoughenoughenoughenough whenwhenwhenwhen IPIPIPIP modemmodemmodemmodem usedusedusedused forforforfor movingmovingmovingmoving vehicle?vehicle?vehicle?vehicle?Our DTU is designed based on industrial grade, and it can be used wherever the signal of wireless network is goodenough for data transmission, in addition, IP modem can reconnect to the server automatically when disconnectionhappens due to coverage and poor signal of wireless network.26.Is26.Is26.Is26.Is itititit availableavailableavailableavailable totototo makemakemakemake thethethethe DTUDTUDTUDTU transfertransfertransfertransfer datadatadatadata totototo datadatadatadata centercentercentercenter whenwhenwhenwhen datadatadatadata transmissiontransmissiontransmissiontransmission isisisis needed,needed,needed,needed, asasasas wewewewe dondondondon’’’’ttttneedneedneedneed datadatadatadata transmissiontransmissiontransmissiontransmission inininin realrealrealreal time.time.time.time.There are five trigger ways supported by our DTU , if you don’t need data transmission in real time, you can use SMSD,CTRL, DATA to make the DTU be online when data transmission is needed, after data transmission finished,you can usecommand to ask it offline.27.There27.There27.There27.There isisisis staticstaticstaticstatic IPIPIPIP forforforfor datadatadatadata center,center,center,center, atatatat thethethethe samesamesamesame time,time,time,time, theretheretherethere areareareare manymanymanymany PCsPCsPCsPCs sharingsharingsharingsharing oneoneoneone publicpublicpublicpublic IP,isIP,isIP,isIP,is theretheretheretheresomethingsomethingsomethingsomething wewewewe needneedneedneed totototo do?do?do?do?You need to do port forwarding to one PC that you will use it as data center, then configure theport into IP modem, after that run VC deme at the data center, and it will work.more information pls browse www.signshine.cn/en/ or email to andysignshine@outlook.com

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