As you have asked about the steps to login to the pinnacle service of the PNC Bank, I am giving you information about it, check below for the details

To log in to it, you can follow steps given below

Go to PNC bank website
Click on Corporate and Institutional at the top of screen

Click on Sign on to Pinacle, the page open look like



Here enter the details like

Company User ID:
Operator ID:
Password:
Token Passcode

Then click on Log in
You will get the details
I hope the process will help you.