Patent ID: 8136924

Claim:
A liquid ejecting head unit comprising: a liquid ejecting head that ejects a liquid; a first holding member that holds the liquid ejecting head; and a second holding member that is disposed on the first holding member, wherein the liquid ejecting head includes: a nozzle face on which a nozzle opening for ejecting the liquid is disposed; and a first wiring substrate having flexibility that is disposed to be erected in a direction perpendicular to the nozzle face, wherein the first holding member has a wiring substrate inserting hole in which the first wiring substrate is disposed, holds the liquid ejecting head on one face side on which the wiring substrate inserting hole is opened, and is held by the second holding member on a side opposite to the liquid ejecting head, and wherein, on a side opposite to the liquid ejecting head in the wiring substrate inserting hole, the first wiring substrate of the liquid ejecting head and a connection member that is electrically connected to a second wiring substrate are electrically connected to each other on the first holding member side of the second holding member.