Place copper foil over rear of the sensor by the chips. Helps draw away heat from the chips. Seems to work have done this for several people who do long video recordings. So far no overheating problems. Sorry just got very sick and tired of every sol...
Canon T series along with other Canon digital cameras have a design fault. I have repaired at least 6 Canon T series cameras all with ERR 70. All of them had CMOS sensors that got so hot they melted solder on chips on the CMOS. Canon could have with ...