No GPS Signal, How to Diagnose

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Pezmc
Posts: 1
Joined: Tue Jul 20, 2021 4:09 pm

No GPS Signal, How to Diagnose

Post by Pezmc »

I'm using a ONE+ model B with a SIM and it never seems to be able to geolocate.

I'm using telelogger v5, with additional logging modification and this config.

I'm sat outside with a clear view of the sky, powering the B using a laptop (over USB). Even if I leave the unit awake for ~5 minutes (by moving it so standby doesn't kick in), FreematicsESP32.gpsGetData just never seems to return any data.

What should I be doing next to diagnose? Is there anything I'm missing?

Full output up to a first sleep, looks as follows:

Code: Select all

⸮CPU:240MHz FLASH:4MB
DEVICE ID:IDGOESHERE
TYPE:14
MEMS:ICM-20948
ACC BIAS:0.02/-0.06/1.01
GNSS:OK
OBD:NO
NO SD CARD
No GPS data
[BUF] 3 samples | 26 bytes | 0%
No GPS data
No GPS data
No GPS data
[BUF] 11 samples | 98 bytes | 0%
No GPS data
No GPS data
No GPS data
[BUF] 20 samples | 176 bytes | 1%
No GPS data
No GPS data
No GPS data
[BUF] 29 samples | 254 bytes | 1%
No GPS data
No GPS data
No GPS data
[BUF] 38 samples | 332 bytes | 2%
No GPS data
No GPS data
No GPS data
[BUF] 45 samples | 398 bytes | 3%
No GPS data
No GPS data
No GPS data
[BUF] 53 samples | 470 bytes | 3%
No GPS data
No GPS data
No GPS data
[BUF] 62 samples | 548 bytes | 4%
No GPS data
No GPS data
CELL:NO
No GPS data
[BUF] 69 samples | 614 bytes | 4%
No GPS data
No GPS data
No GPS data
[BUF] 78 samples | 692 bytes | 5%
CELL OFF
No GPS data
No GPS data
No GPS data
[BUF] 87 samples | 770 bytes | 6%
No GPS data
No GPS data
[BUF] 92 samples | 816 bytes | 6%
No GPS data
No GPS data
[BUF] 97 samples | 862 bytes | 6%
No GPS data
No GPS data
[BUF] 103 samples | 914 bytes | 7%
No GPS data
No GPS data
[BUF] 108 samples | 960 bytes | 7%
No GPS data
No GPS data
[BUF] 114 samples | 1012 bytes | 8%
No GPS data
No GPS data
[BUF] 120 samples | 1064 bytes | 8%
No GPS data
No GPS data
[BUF] 126 samples | 1116 bytes | 8%
No GPS data
CELL:SIM7600E-H
IMEI:  // removed phpBB doesn't like it
Operator:Orange F EE
IP: // removed phpBB doesn't like it
RSSI:-77dBm
LOGIN(demo3.traccar.org:5170)...
[NET] 00:00.0 | Packet #1 | Out: 0 KB | In: 0 bytes
[NET] 00:00.0 | Packet #2 | Out: 0 KB | In: 0 bytes
[NET] 00:00.1 | Packet #3 | Out: 0 KB | In: 0 bytes
[NET] 00:00.2 | Packet #4 | Out: 0 KB | In: 0 bytes
[NET] 00:00.2 | Packet #5 | Out: 0 KB | In: 0 bytes
[NET] 00:00.3 | Packet #6 | Out: 0 KB | In: 0 bytes
[NET] 00:00.4 | Packet #7 | Out: 0 KB | In: 0 bytes
[NET] 00:00.4 | Packet #8 | Out: 0 KB | In: 0 bytes
[NET] 00:00.5 | Packet #9 | Out: 0 KB | In: 0 bytes
[NET] 00:00.6 | Packet #10 | Out: 0 KB | In: 0 bytes
[NET] 00:00.6 | Packet #11 | Out: 0 KB | In: 0 bytes
[NET] 00:00.7 | Packet #12 | Out: 0 KB | In: 0 bytes
[NET] 00:00.8 | Packet #13 | Out: 0 KB | In: 0 bytes
[NET] 00:00.8 | Packet #14 | Out: 0 KB | In: 0 bytes
[NET] 00:00.9 | Packet #15 | Out: 0 KB | In: 0 bytes
[NET] 00:01.0 | Packet #16 | Out: 0 KB | In: 0 bytes
[NET] 00:01.0 | Packet #17 | Out: 0 KB | In: 0 bytes
[NET] 00:01.1 | Packet #18 | Out: 0 KB | In: 0 bytes
[NET] 00:01.2 | Packet #19 | Out: 0 KB | In: 0 bytes
[NET] 00:01.2 | Packet #20 | Out: 1 KB | In: 0 bytes
[NET] 00:01.3 | Packet #21 | Out: 1 KB | In: 0 bytes
[NET] 00:01.4 | Packet #22 | Out: 1 KB | In: 0 bytes
[NET] 00:01.4 | Packet #23 | Out: 1 KB | In: 0 bytes
[NET] 00:01.5 | Packet #24 | Out: 1 KB | In: 0 bytes
[NET] 00:01.6 | Packet #25 | Out: 1 KB | In: 0 bytes
[NET] 00:01.6 | Packet #26 | Out: 1 KB | In: 0 bytes
[NET] 00:01.7 | Packet #27 | Out: 1 KB | In: 0 bytes
[NET] 00:01.8 | Packet #28 | Out: 1 KB | In: 0 bytes
[NET] 00:01.9 | Packet #29 | Out: 1 KB | In: 0 bytes
[NET] 00:01.9 | Packet #30 | Out: 1 KB | In: 0 bytes
No GPS data
[BUF] 48 samples | 424 bytes | 3%
[NET] 00:02.0 | Packet #31 | Out: 1 KB | In: 0 bytes
[NET] 00:02.1 | Packet #32 | Out: 1 KB | In: 0 bytes
[NET] 00:02.1 | Packet #33 | Out: 1 KB | In: 0 bytes
[NET] 00:02.2 | Packet #34 | Out: 1 KB | In: 0 bytes
[NET] 00:02.3 | Packet #35 | Out: 1 KB | In: 0 bytes
[NET] 00:02.3 | Packet #36 | Out: 1 KB | In: 0 bytes
[NET] 00:02.4 | Packet #37 | Out: 1 KB | In: 0 bytes
[NET] 00:02.5 | Packet #38 | Out: 1 KB | In: 0 bytes
[NET] 00:02.5 | Packet #39 | Out: 1 KB | In: 0 bytes
[NET] 00:02.6 | Packet #40 | Out: 2 KB | In: 0 bytes
[NET] 00:02.7 | Packet #41 | Out: 2 KB | In: 0 bytes
[NET] 00:02.7 | Packet #42 | Out: 2 KB | In: 0 bytes
[NET] 00:02.8 | Packet #43 | Out: 2 KB | In: 0 bytes
[NET] 00:02.9 | Packet #44 | Out: 2 KB | In: 0 bytes
[NET] 00:02.9 | Packet #45 | Out: 2 KB | In: 0 bytes
[NET] 00:03.0 | Packet #46 | Out: 2 KB | In: 0 bytes
[NET] 00:03.1 | Packet #47 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:07.0 | Packet #48 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:12.0 | Packet #49 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 2 samples | 20 bytes | 0%
[NET] 00:17.0 | Packet #50 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:22.0 | Packet #51 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 2 samples | 20 bytes | 0%
[NET] 00:27.0 | Packet #52 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:32.0 | Packet #53 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:37.0 | Packet #54 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:42.0 | Packet #55 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:47.0 | Packet #56 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 00:52.0 | Packet #57 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 2 samples | 20 bytes | 0%
[NET] 00:57.0 | Packet #58 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:02.0 | Packet #59 | Out: 2 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:07.0 | Packet #60 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:12.0 | Packet #61 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:17.0 | Packet #62 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:22.0 | Packet #63 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:27.0 | Packet #64 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:32.0 | Packet #65 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 2 samples | 20 bytes | 0%
[NET] 01:37.0 | Packet #66 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:42.0 | Packet #67 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 2 samples | 20 bytes | 0%
[NET] 01:47.0 | Packet #68 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
[NET] 01:52.0 | Packet #69 | Out: 3 KB | In: 0 bytes
No GPS data
[BUF] 3 samples | 26 bytes | 0%
Stationary for 180 secs
[NET] 01:57.0 | Packet #70 | Out: 3 KB | In: 0 bytes
STANDBY
ACC BIAS:0.01/-0.06/1.01
CELL OFF
GNSS OFF
stanley
Site Admin
Posts: 1018
Joined: Sat Mar 01, 2014 3:15 am

Re: No GPS Signal, How to Diagnose

Post by stanley »

Besides my email to you, another suggestion is try powering the device from OBD. Some laptop's USB ports are not able to supply enough current surge.
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