When i attach my 300mm lens i get a f--313 flash up but all is ok with smaller lens. Created by goose4141. Cameras - Pentax - *ist DL Digital Camera

When i attach my 300mm lens i get a f--313 flash up but all is ok with smaller lens

February 2021 1 19 Report

When i attach my 300mm lens i get a f--313 flash up but all is ok with smaller lens

Cameras - Pentax - *ist DL Digital Camera

Try cleaning the contacts where the lens and camera body meet with a cotton swab lightly dampened with rubbing alcohol.