"When shooting travel, you can’t go back to the scene and expect it to be the same. Things will change, the light or whatever. So seize the moment, stop and make the effort to get the shot. In other words, don’t procrastinate!" - Eric Meola
2. Lock mirror up for cleaning
3. start [press OK]
4. to lock up the mirror [press the shutter button]
5. to lower the mirror [turn off the camera]
ok finished & enjoy cleaning.