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Model # LBP622C/623C UFR III ran the printer yesterday to print, but I got a message called Paper Jam, so I checked the printer and it was stuck, so I took it out and tried to print it again, but I keep getting a message called Paper Jam.So, I turned...

I'm trying to conncet to wireless lan.But, cannot connceted.[Could not conncet. Check the PSK setting]Find my wireless network and then put on PSK, but cannot connceted.PSK meaning's my network PW right?Pls help me!!!  

I'm trying to conncet to wireless lan.But, cannot connceted.[Could not conncet. Check the PSK setting]Find my wireless network and then put on PSK, but cannot connceted.PSK meaning's my network PW right?Pls help me!!!