SIM card not registered

asayson · 2021-03-03T22:06:33.231Z

why is my SIM card not registered? I have a SPRINT SIM card.

Please help me get my GL-X750 to start working.

Here AT commands I ran and the responses:

ATI

Quectel

EC25

Revision: EC25AFFAR07A08M4G

OK

AT+CSQ

+CSQ: 16,99

OK

AT+COPS?

+COPS: 0

OK

AT+CPIN?

+CPIN: READY

OK

AT+QNWINFO

+QNWINFO: “WCDMA”,“310260”,“WCDMA 1900”,5035

OK

AT+QCAINFO

ERROR

AT+QCFG=“band”,0,1,0

OK

AT+QCFG=“nwscanmode”

+QCFG: “nwscanmode”,0

OK

AT+QCFG=“band”

+QCFG: “band”,0x260,0x1,0x0

OK

AT+CREG=?

+CREG: (0-2)

OK

AT+CREG=?

+CEREG: (0-2,4)

OK

AT+CREG?

+CREG: 0,2

OK

AT+CEREG?

+CEREG: 0,2

OK

AT+QCFG=?

+QCFG: “gprsattach”,(0,1)
+QCFG: “nwscanmode”,(0-8),(0,1)
+QCFG: “nwscanseq”,(00-0102030405),(0,1)
+QCFG: “servicedomain”,(0,1,2),(0,1)
+QCFG: “roamservice”,(1,2,255),(0,1)
+QCFG: “band”,(0-200),(0-7FFFFFFFFFFFFFFF),(0-7FFFFFFFFFFFFFFF),(0,1)
+QCFG: “rrc”,(0-4)
+QCFG: “cops_no_mode_change”,(0-1)
+QCFG: “msc”,(0-2)
+QCFG: “sgsn”,(0-2)
+QCFG: “hsdpacat”,(6,8,10-24)
+QCFG: “hsupacat”,(5,6)
+QCFG: “pdp/duplicatechk”,(0,1)
+QCFG: “tdscsq”,(0,1)
+QCFG: “airplanecontrol”,(0,1)
+QCFG: “ledmode”,(0-2)
+QCFG: “ehrpd”,(0,7)
+QCFG: “usbid”,,
+QCFG: “usbee”,
+QCFG: “usbnet”,<0-3>
+QCFG: “usbcfg”,,,,,<at_port>,,,,
+QCFG: “urc/ri/ring”,(“off”,“pulse”,“always”,“auto”,“wave”),(1-2000),(1-10000),(1-10000),(“off”,“on”),(1-5)
+QCFG: “urc/ri/smsincoming”,(“off”,“pulse”,“always”),(1-2000),(1-5)
+QCFG: “urc/ri/other”,(“off”,“pulse”),(1-2000),(1-5)
+QCFG: “risignaltype”,(“respective”,“physical”)
+QCFG: “urc/delay”,(0,1)
+QCFG: “agps/string”,(0,1)
+QCFG: “cdmaruim”,(0,1)
+QCFG: “cmux/urcport”,(0-4)
+QCFG: “ModemRstLevel”,(0,1)
+QCFG: “ApRstLevel”,(0,1)
+QCFG: “ltectcc/smsstorage”[,(0,1)]
+QCFG: “noauthcheck”,(0,1)
+QCFG: “nwscanmodeex”,(1-63)
+QCFG: “oostimer”,,,
+QCFG: “diversity”,(0-1)
+QCFG: “ppp/termframe”,(0,1)
+QCFG: “nwoptmz/acq”,(0,1),(60-16777200)
+QCFG: “ims”,(0-2)
+QCFG: “pcmclk”,(0,1)
+QCFG: “tone/incoming”,(0,1)
+QCFG: “sim/recovery”,(3-300),(0,5-300),(0,300)
+QCFG: “rssi”,(0-20)
+QCFG: “cdmasms/cmtformat”[,(0,1)]
+QCFG: “ltesms/format”[,(0,1)]
+QCFG: “amrcodec”,(0-255)
+QCFG: “apready”,(0,1),(0,1),(100-3000)
+QCFG: “sleepind/level”,(0,1)
+QCFG: “wakeupin/level”,(0,1)
+QCFG: “urc/cache”,(0,1)
+QCFG: “thermal/modem”[,,,]
+QCFG: “thermal/limit_rates”[,]
+QCFG: “thermal/txpwrlmt”[,<on_off>,,<temp_threshold>,,<trig_cnt>,<crl_cnt>]
+QCFG: “lte/bandprior”,(1-43),(1-43),(1-43)
+QCFG: “codec/powsave”,(0,1)
+QCFG: “qmisync”,(0,1)
+QCFG: “disrplmn”,(0,1)
+QCFG: “vts/async”,(0,1)
+QCFG: “urc/ri/pin”,(“uart_ri”,“uart_dcd”)
+QCFG: “iproute_enable”,(0,1)
+QCFG: “imsreg/iptype”,(0,1)
+QCFG: “stkauto/setupmenutr”,(0,1)
+QCFG: “eps/guti_enable”,(0,1)
+QCFG: “qcautoconnect”,(0,1)
+QCFG: “ftm/mbim”,(0,1)
+QCFG: “volte/disable”,(0,1)
+QCFG: “gpsweek”,(0,1)
+QCFG: “multi_ip_package”,,<package_max_len>,<package_max_count_in_queue>,
+QCFG: “sim/onchip”,(0,1)
+QCFG: “siminvalirecovery”,(0,1),(1,60),(1,30)
+QCFG: “sleep/datactrl”,(0-7),(50-5000),(0,1)
+QCFG: “plmn/autoblock”,(0,1),(1-0xFFFFFFFF)
+QCFG: “fast_dormancy”,(0,1,2),(1-65535)
+QCFG: “sim/clk_freq”,(0,1)
+QCFG: “sarcfg”,(“lte_wcdma”,“gsm”,“lte”,“wcdma”),max_power,row_grads,column_grads,[band]
+QCFG: “efratctl”,(0,1)
+QCFG: “plmn/addinfbdn”,(0,1)
+QCFG: “Feature_Switch_Flag”,(0,1),(0x01 – 0xFFFFFFFF)
+QCFG: “icf”,(0-3),(0-3),(0-3)
+QCFG: “dhcppktfltr”,(0,1)
+QCFG: “bip/auth”,(0-3)
+QCFG: “ntp”,(1-10),(5- 60)
+QCFG: “freezeband”,(0,1)
+QCFG: “bootup”,,(0,1)
+QCFG: “poaccept”,(0,1)
+QCFG: “divctl”,(“lte”,“wcdma”),(0-2)
+QCFG: “rrc/control”,(0,1),(0-60),(0-60),(0-300),(0,1),(0-60)
+QCFG: “rf/sar/gpioctl”,(0,1),(20~5000)
+QCFG: “usbmode”,(0,1)
+QCFG: “lpm/dataind”,(0-1),(0-7)

OK

alzhao · 2021-03-04T03:58:25.741Z

asayson:

why is my SIM card not registered? I have a SPRINT SIM card.

Sprint limit the use of IMEI.

Verizon and Sprint are most difficult carrier to deal with