Event Channel =   1

Set the channel of selected events to channel 1. Sets the MIDI channel for the events.

Edit Event List events in Logic Pro — Apple Support

The Event List L(ock), M(ute), Position, Status, Ch(annel), Num(ber), Val(ue), and Length/Info columns display all details of all event types. In most cases, you can directly edit the data displayed (except for the Status column, which indicates the event type).