This is the main board. It handles tasks such as image processing, card reading/writing, and user input.

These 4 soldered points supply high voltage power from the power board to the flash unit.

This is the backup battery that is used to retain time and settings when the main power source is removed.

This is the remote flash trigger wire which connects to the remote flash port.

This flex-cable connects to the camera's electronic viewfinder (EVF).

This flex-cable connects to the camera's image sensor.

This flex-cable connects to the top button array as well as the light metering sensors.