Wiring Diagram To Short Ballast Led I Need A Wiring Diagram To Retrofit A 40-yr-old Ballast Fluorescent Light Fixture For LED Tubes. 4-foot Tubes.?

I need a wiring diagram to retrofit a 40-yr-old ballast fluorescent light fixture for LED tubes. 4-foot tubes.? - wiring diagram to short ballast led

I have trouble finding shows a diagram of how to work re-wire a fluorescent lamp with 4 LED lights "on. LED tube vendor told me to remove short-circuit the device and the ballast. No one can seem to help myself and there is not much information online. The launch had been included in the ballast. LED tubes look exactly like the long fluorescent tubes and forms with the two points at each end of the bulb. Each unit has two light bulbs. When I removed the ballast, There was a lot of cables on the stand, but only the neutral (white) and hot (black), son of the roof. Any direction would help, thank you. Mary