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Find Tx Rx and solder serial console for TP-LINK WDR4300ND WiFi router

Please subscribe for more useful videos about FREE Internet and WiFi Marketing http://goo.gl/uBXhYY -~- In this video we will use vom multimeter to identify TX/RX/GND pins in TP-LINK WDR4300ND Ver: 1.7 serial console Then we will solder 2.54mm Pin Connector to connect router serial to PC using USB to TTL UART Serial Converter Module First, we use resistance to identify GND PIN which is 0 ohm to the chassis Thank you for watching and please subscribe    / wifimarketingsolutions   and then turn on the router to find 3.3V VCC with Votl meter. VCC 3.3V found Finally, TX which is about 3V so we found all PIN VCC - 3.3V / GND / RX - in / TX - out We DO NOT CONNECT VCC. Use only TX/RX/GND. So I will use 3 PIN only And we will solder it to the board like this Soldering with tin Now connect TXD pin from my module to RX pin on the router, RXD to TX and GND to GND using female to female jumper cable Now connect USB 2.0 to TTL UART to PC Use Hyper Terminal to connect to the router First, check port setting Baud Rate: 115200; Data Bits: 8; Parity : No; Stop Bits: 1 Now connect and turn on WDR4300 router All good, we are now connected to TP-Link TL-WDR4300 Serial console If your router is bricked, you can access u-boot bootloader to debrick/unbrick by type tpl & hit ENTER after you see Autobooting in 1 seconds Follow my next video how I debrick router using serial console Or other video how I open router case without any scratch Thank you for watching and please subscribe    / wifimarketingsolutions   Please subscribe and find how to do #WiFiMarketing DIY Wi-Fi router long range antenna, RAM, flash and turn on social WiFi marketing with OpenWrt captive portal to boost your business using wireless LAN High gain 9 dBi dual band wifi antenna VS original TP-LINK routers    • High gain 9 dBi dual band wifi antenn...   WiFi antenna hack 5dBi to 16dBi long range outdoor TP-Link router    • WiFi antenna hack 5dBi to 16dBi long ...   Display wirelessly to TV using AnyCast M2 Plus Mini Wi-Fi Display Dongle Receiver    • Display wirelessly to TV using AnyCas...   Out door long range WiFi router mod Tp-Link TL-WR841N hack lightning protection    • Out door long range WiFi router mod T...   Copy eprom flash chip to chip without computer ezp2010 copy tools    • Copy eprom flash chip to chip without...   #WiFiRouter #AntennaWiFi #DIYWiFi #OpenWRT #WirelessLAN