# Upload speedtest moving back to 'None'

**URL:** <https://forum.genieacs.com/t/upload-speedtest-moving-back-to-none/4340>\
**Category:** Uncategorized\
**Created:** [August 8, 2023, 8:46am UTC](https://forum.genieacs.com/t/upload-speedtest-moving-back-to-none/4340 "2023-08-08T08:46:40Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![akcoder](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.genieacs.com/akcoder/32/11_2.png) [@akcoder](https://forum.genieacs.com/u/akcoder)\
**Post date:** [August 11, 2023, 4:19pm UTC](https://forum.genieacs.com/t/upload-speedtest-moving-back-to-none/4340/7 "2023-08-11T16:19:59Z")

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Check the device log. There is sometimes useful information in there.

Another option for getting more useful information is crack the router open and there will either be a 4 pin header, for an unpopulated 4 pin header on the circuit board. If the header is unpopulated, its a simple matter to solder on a header. You can probably find the pinout of the header on the internet, but its not hard to figure out which pin is which too. Use a USB → TTL serial adapter with serial params of 115200,8n1.

I’ve used this method many, many times to get useful debug information from the CPE.

> **[TP-Link WR1043ND — serial console and OpenWRT](https://grenville.wordpress.com/2011/11/24/serial-console-tplink-wr1043nd/)**
>
> I recently obtained a TP-Link TL-WR1043ND — a WiFi access-point and 5-port router capable of 802.11n @ 300Mbps. The device has a five 1Gbps Ethernet ports (4 LAN, 1 WAN) and can be flashed to…

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