Reset HP V1910-48G Swith JE009A?

Question

Iron

In Google, on the first links, there are articles about resetting this switch via the COM port. And what if there is no lace?
This is a kind of question-answer for the future for seekers.
The IP address of the device is indicated on the rear panel (factory) 169.254.217.72
Well, what? We are working! Connect with a lanyard (twisted pair ethernet cable) to the switch: computer device.
Set up the statics of this subnet for yourself:
computer address, for example, 169.254.217.2,
mask 255.255.0.0 ,
gateway 169.254.217.1
and in the browser, type the device address 169.254.217.72
login admin
password empty field
verification code that is indicated next.
All! Work!)