# EM7565 shows Verizon -no service

**URL:** <https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201>\
**Category:** IoT Modules\
**Created:** [July 12, 2023, 5:41pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201 "2023-07-12T17:41:09Z")\
**Posts on this page:** 20\
**Page:** 1

<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 12, 2023, 5:41pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/1 "2023-07-12T17:41:09Z")

</div>

Using EM series USB devikit. First of all who knows which Antennas to plug in. there are 5!!  
I only need LTE functionality so plugged in ANT0 and ANT(Main)  
on Windows 11 its detecting the modem and the sim (Verizon) too.  
But it shows Verizon(no service) in Windows network manager

I have even downloaded the FW from Sierra support

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 12, 2023, 6:01pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/2 "2023-07-12T18:01:21Z")

</div>

What is the return of at!gstatus? In modem port

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 12, 2023, 6:22pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/3 "2023-07-12T18:22:42Z")

</div>

OK  
at!gstatus?  
!GSTATUS:  
Current Time: 2082 Temperature: 24  
Reset Counter: 5 Mode: ONLINE  
System mode: WCDMA PS state: Not attached  
WCDMA band: No band  
WCDMA channel: 4294967295  
GMM (PS) state:DEREGISTERED NO SERVICE  
MM (CS) state: IDLE NO SERVICE

WCDMA L1 state:L1M\_DEEP\_SLEEP LAC: 0000 (0)  
RRC state: DISCONNECTED UTRAN Cell ID: 00000000 (0)  
RxM RSSI C0: — RxD RSSI C0: —  
RxM RSSI C1: — RxD RSSI C1: —

---

<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 13, 2023, 12:34am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/4 "2023-07-13T00:34:56Z")

</div>

Does it work with other operator like tmo or ATT?

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 17, 2023, 2:55pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/5 "2023-07-17T14:55:39Z")

</div>

Tried it with ATT and didnt work. Even tried it with Verizon sim that works on different vendor (Quectel) module and even that one didnt work

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 17, 2023, 3:21pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/6 "2023-07-17T15:21:15Z")

</div>

Are you using the correct PRI file when using different operator?

seems nothing is working with your EM7565…  
not sure AT!RMARESET to reset the module can help…

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 17, 2023, 3:54pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/7 "2023-07-17T15:54:35Z")

</div>

I have only downloaded the vendor provided FW files from Sierra. I just looked at CGDGONT to see if it has the right APN. Not sure how to use the correct PRI file. Where can I find instructions to do that?

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 17, 2023, 4:00pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/8 "2023-07-17T16:00:22Z")

</div>

you can download the exe here:  
[https://source.sierrawireless.com/resources/airprime/minicard/75xx/em\_mc75xx-approved-fw-packages/#sthash.RMay2Poi.dpbs](https://source.sierrawireless.com/resources/airprime/minicard/75xx/em_mc75xx-approved-fw-packages/#sthash.RMay2Poi.dpbs)

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 17, 2023, 4:24pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/9 "2023-07-17T16:24:38Z")

</div>

I re downloaded this. It successfully flashed. But still same issue. I feel somehow the correct APN is either not being applied or the antennas are not plugged in properly for connectivity. (right now there is one on ANT0 and ANT(MAIN))  
What can I share to help debugging?

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 17, 2023, 5:00pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/10 "2023-07-17T17:00:34Z")

</div>

You can check the signal strength in at!gstatus?

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 17, 2023, 6:48pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/11 "2023-07-17T18:48:59Z")

</div>

at!gstatus?  
!GSTATUS:  
Current Time: 9246 Temperature: 25  
Reset Counter: 3 Mode: ONLINE  
System mode: WCDMA PS state: Not attached  
WCDMA band: No band  
WCDMA channel: 4294967295  
GMM (PS) state:DEREGISTERED NO SERVICE  
MM (CS) state: IDLE NO SERVICE

WCDMA L1 state:L1M\_DEEP\_SLEEP LAC: 0000 (0)  
RRC state: DISCONNECTED UTRAN Cell ID: 00000000 (0)  
RxM RSSI C0: — RxD RSSI C0: —  
RxM RSSI C1: — RxD RSSI C1: —

---

<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 18, 2023, 1:21am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/12 "2023-07-18T01:21:12Z")

</div>

I think your antenna has some problem, in my test, even it is not registered to network, it should have some RSSI value:

```auto

at!selrat=0
OK
at+cfun=0
OK
at+cfun=1
OK
at!lteinfo
!LTEINFO:
Serving: EARFCN MCC MNC TAC CID Bd D U SNR PCI RSRQ RSRP RSSI RXLV
             2460 454 06 10101 016E8A49 5 3 3 15 437 -12.3 -88.2 -58.9 34

IntraFreq: PCI RSRQ RSRP RSSI RXLV
                                                    437 -12.3 -88.2 -58.9 34

InterFreq: EARFCN ThresholdLow ThresholdHi Priority PCI RSRQ RSRP RSSI RXLV

WCDMA: UARFCN ThreshL ThreshH Prio PSC RSCP ECN0 RXLV

OK
at!gstatus?
!GSTATUS:
Current Time: 231 Temperature: 30
Reset Counter: 1 Mode: ONLINE
System mode: LTE PS state: Not attached
LTE band: B5 LTE bw: 10 MHz
LTE Rx chan: 2460 LTE Tx chan: 20460
LTE SCC1 state:NOT ASSIGNED
LTE SCC2 state:NOT ASSIGNED
LTE SCC3 state:NOT ASSIGNED
LTE SCC4 state:NOT ASSIGNED
EMM state: Deregistered Attaching
RRC state: RRC Idle
IMS reg state: No Srv IMS mode: Normal

PCC RxM RSSI: -59 PCC RxM RSRP: -86
PCC RxD RSSI: -99 PCC RxD RSRP: -135
Tx Power: -- TAC: 2775 (10101)
RSRQ (dB): -10.3 Cell ID: 016e8a49 (24021577)
SINR (dB): 8.4

OK
ati3
Manufacturer: Sierra Wireless, Incorporated
Model: EM7411
Revision: SWI9X50C_01.14.20.00 d3bef3 jenkins 2022/08/08 03:22:57
IMEI: 356280111412345
IMEI SV: 14
FSN: 8F224126812345
+GCAP: +CGSM

OK
at!impref?
!IMPREF:
 preferred fw version: 01.14.20.00
 preferred carrier name: VERIZON
 preferred config name: VERIZON_002.058_000
 preferred subpri index: 000
 current fw version: 01.14.20.00
 current carrier name: VERIZON
 current config name: VERIZON_002.058_000
 current subpri index: 000

OK

```

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 18, 2023, 1:33am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/13 "2023-07-18T01:33:18Z")

</div>

I am using the EVB can you tell me which antennas you have populated. I am using the antennas from the box

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 18, 2023, 1:34am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/14 "2023-07-18T01:34:29Z")

</div>

i connect the main antenna only

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 18, 2023, 2:22am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/15 "2023-07-18T02:22:25Z")

</div>

I am getting LTE not avaialble for some reason. I tried both the sims right now. ATT and Verizon

OK  
at!lteinfo  
!LTEINFO:  
Not Available

ATT:

ati3  
Manufacturer: Sierra Wireless, Incorporated  
Model: EM7565  
Revision: SWI9X50C\_01.14.22.00 ba8ef1 jenkins 2022/11/11 09:59:48  
IMEI: 359260080929521  
IMEI SV: 15  
FSN: UF203203070310  
+GCAP: +CGSM

---

<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 18, 2023, 2:36am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/16 "2023-07-18T02:36:25Z")

</div>

How about doing at+cfun=0 and at+cfun=1 ?  
This is from my testing:

```auto
at+cfun=0
OK
at+cfun=1
OK
at!lteinfo
!LTEINFO:
Serving: EARFCN MCC MNC TAC CID Bd D U SNR PCI RSRQ RSRP RSSI RXLV
             2460 454 06 10101 016E8A49 5 3 3 15 437 -12.3 -88.2 -58.9 34

IntraFreq: PCI RSRQ RSRP RSSI RXLV
                                                    437 -12.3 -88.2 -58.9 34

InterFreq: EARFCN ThresholdLow ThresholdHi Priority PCI RSRQ RSRP RSSI RXLV

WCDMA: UARFCN ThreshL ThreshH Prio PSC RSCP ECN0 RXLV

OK

```

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 18, 2023, 5:09pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/17 "2023-07-18T17:09:28Z")

</div>

still no luck  
at+cfun=0  
OK  
at+cfun=1  
OK  
at!lteinfo  
Unavailable

OK  
at!lteinfo  
!LTEINFO:  
Not Available

OK  
at!lteinfo  
!LTEINFO:  
Not Available

OK  
ati3  
Manufacturer: Sierra Wireless, Incorporated  
Model: EM7565  
Revision: SWI9X50C\_01.14.20.00 d3bef3 jenkins 2022/08/08 03:22:57  
IMEI: 359260080929521  
IMEI SV: 14  
FSN: UF203203070310  
+GCAP: +CGSM

ERROR  
at!impref?  
!IMPREF:  
preferred fw version: 01.14.20.00  
preferred carrier name: VERIZON  
preferred config name: VERIZON\_002.058\_000  
preferred subpri index: 000  
current fw version: 01.14.20.00  
current carrier name: VERIZON  
current config name: VERIZON\_002.058\_000  
current subpri index: 000

OK

---

<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 18, 2023, 6:40pm UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/18 "2023-07-18T18:40:23Z")

</div>

Changing the antenna cable helped getting connection back. However when I try connecting my laptop to the LTE network it gives an error that cell service isnt working properly

ati3  
Manufacturer: Sierra Wireless, Incorporated  
Model: EM7565  
Revision: SWI9X50C\_01.14.20.00 d3bef3 jenkins 2022/08/08 03:22:57  
IMEI: 359260080929521  
IMEI SV: 14  
FSN: UF203203070310  
+GCAP: +CGSM

OK  
at+cfun=0  
OK  
at+cfun=1  
OK  
at!lteinfo  
!LTEINFO:  
Serving: EARFCN MCC MNC TAC CID Bd D U SNR PCI RSRQ RSRP RSSI RXLV  
5230 311 480 7942 0079B901 13 3 3 18 36 -14.6 -80.8 -50.9 –

IntraFreq: PCI RSRQ RSRP RSSI RXLV  
36 -14.6 -80.8 -50.9 –

InterFreq: EARFCN ThresholdLow ThresholdHi Priority PCI RSRQ RSRP RSSI RXLV  
2075 0 0 0 36 -14.5 -91.1 -68.8 0  
1150 0 0 0 36 -12.7 -98.0 -77.5 0

---

<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\
**Post date:** [July 19, 2023, 12:25am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/19 "2023-07-19T00:25:50Z")

</div>

what is the latest value of AT!GSTATUS?

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<div class="post-metadata">

**Author:** ![techentu](https://avatars.discourse-cdn.com/v4/letter/t/4491bb/32.png) [@techentu](https://forum.sierrawireless.com/u/techentu)\
**Post date:** [July 20, 2023, 12:35am UTC](https://forum.sierrawireless.com/t/em7565-shows-verizon-no-service/30201/20 "2023-07-20T00:35:38Z")

</div>

THIS:

at!gstatus?  
!GSTATUS:  
Current Time: 403 Temperature: 25  
Reset Counter: 2 Mode: ONLINE  
System mode: LTE PS state: Attached  
LTE band: B66 LTE bw: 15 MHz  
LTE Rx chan: 66561 LTE Tx chan: 132097  
LTE SCC1 state:NOT ASSIGNED  
LTE SCC2 state:NOT ASSIGNED  
LTE SCC3 state:NOT ASSIGNED  
LTE SCC4 state:NOT ASSIGNED  
EMM state: Registered Normal Service  
RRC state: RRC Idle  
IMS reg state: Full Srv IMS mode: Normal

PCC RxM RSSI: -58 PCC RxM RSRP: -90  
PCC RxD RSSI: -93 PCC RxD RSRP: -131  
Tx Power: – TAC: 1f06 (7942)  
RSRQ (dB): -13.7 Cell ID: 050d990c (84777228)  
SINR (dB): 13.6

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