Putty Serial Connection Black Screen, No message. Jumper pins 2 and 3 on the end of the serial cable and see if what you type in Putty is echoed back to your screen. Putty won't open a connection from the “Serial” tab in the left column. Dec 17, 2019 · Had this problem and found the solution. When I launch putty I get …. Mar 4, 2021 · And I tried to revert to factory firmware. The switch is usually 9600 but it might be set differently. Any other ports on the front of the switch won’t give you a serial connection because they are Ethernet ports. Plugging into port 1 of the switch will give you access to the admin console (thought the web interface). In advance system SNMP for access through a central management system. 4. I tried to reconnect several times and I Jan 20, 2020 · Hello there, I am trying to connect to a Cisco switch SF500 using a Rs232 serial interface to USB. However, today, I can not use it. Just black window. PuTTY's display is just blank. Type AT and press enter and you should see the black screen populate with OK if you are logged on, putty's settings are prob set to clear font, this happens by default sometimes but you can change it. Now I'm on windows 10 and when I use the serial connection with putty, I just get a blank black screen. No serial connection problems. This is how i connected to putty. If the cursor stops moving, it jumps back to the top, but I cannot enter any commands. Choose “Session” instead and select the checkbox for Serial. When I launch putty I get a black screen and it doesn’t respond to any keyboard input. May 30, 2016 · Yesterday, I used serial connection in same condition. Access through Ethernet port is normally through telnet or ssh (secured). after connecting to putty with plugged in Jun 5, 2017 · Is the serial port in the back a DB9 port or an rj45 port? That is where you need to plug your USB to serial cable into. putty will not open its cli if it is not connected. I use those all of the time. May 30, 2016 · For using raspberry in my school's wifi, I have to connect it by serial connection. Jun 5, 2017 · You need a serial to serial cable plugged into the adapter on your laptop and the other end in the serial port of the switch. Unable to connect Cisco switch Switch via Putty using USB Console cable (Putty is Blank) I'm using a USB Console cable (with no converter) one end of cable is USB Aug 4, 2016 · Putty serial connect in windows 10 won't work Hi All, I used putty with no problems on windows xp. g. The USB end is connected to my laptop and the serial female is connected to the console port. If it echoes back, you are in good shape, you probably just have the wrong connection settings or you need to swap pins 2/3 (null modem adapter). You can use a blue rollover cable from Cisco. , /dev Been trying to console into a cisco access point but it has just black screen with green cursor on putty, read few posts saying the cables are the issue , so this is the rj 45 end of a RJ45 to Rs-232 cable ( amazon link) Is the cable the reason here , I am facing this issue, any advice would be very helpful, thankyou Jan 4, 2021 · Dear Friends, Happy New Year ! This is my 1st post as I need your help/suggestion . but it failed and my router never turned on and was not detected using the ethernet port. Jan 19, 2020 · Hello there, I am trying to connect to a Cisco switch SF500 using a Rs232 serial interface to USB. Select Connection type as Serial. Install additional serial port tools and drivers: sudo apt-get install setserial minicom Reconnect your device. Is their something I need to turn on in win 10 to get this to work? Or, is there something else I could use other then putty. Jan 11, 2025 · However, if your adapter does not work. . In the Serial line box, enter the correct port (e. How can I solve this problem? I googled this problem. Yesterday, I used serial connection in same condition. so I purchased USB to TTL CP2102 Connector and tried to connect to the serial port with putty. No login request. There are just connection tutorials and network connection problems. Been trying to console into a cisco access point but it has just black screen with green cursor on putty, read few posts saying the cables are the issue , so this is the rj 45 end of a RJ45 to Rs-232 cable ( amazon link) Is the cable the reason here , I am facing this issue, any advice would be very helpful, thankyou Nov 25, 2024 · After getting this switch I got a serial to usb cable ( and like a idiot forgot to check if it was null modem) After correcting the cable and getting a null modem I still have the same result, the back of the switch has it set to the base switch, and I have double checked the connection on the se Jun 5, 2017 · The ports can be USB, serial (requires a null modem connection), Or dedicated rj45 console port. But I am getting blank putty screen. I tried different things: changing the speed to 19200 changing the flow control to none on both None of these Aug 4, 2016 · Putty serial connect in windows 10 won't work Hi All, I used putty with no problems on windows xp. Configure PuTTY with Correct Settings When using PuTTY to connect to a serial port: Open PuTTY. I've set Nexus switches to 115200 before because the BIOS screen is awfully slow at 9600. I am trying to connect to the console with putty, but when I start the device I see my cursor move over the screen, but there is no text displayed. Check the serial port baudrate. ravbd fa1j qu6rq wke fq 3hve6on ew epnab om pudt3