A camera control device for a mobile terminal, comprising: a camera module having a sensor for photographing an image; a memory for storing camera register values for a camera mode and a video conference mode of the camera module; a control unit configured to: if one of the modes of operating the camera module is selected, turn off a power of the sensor of the camera module, and turn on the power of the sensor of the camera module after the turning off the power, operate the camera module based on camera register values of the selected mode, wherein the control unit is further configured, if the camera mode is selected, to initialize the sensor of the camera module to a sensor initial value of the camera mode, to extract camera register values of the first mode stored in the memory, and to operate the camera module based on the extracted camera register values of the camera mode, wherein the control unit is further configured, if the second mode is selected, to initialize the sensor of the camera module to a sensor initial value of the video conference mode, to extract camera register values of the video conference mode stored in the memory, and to operate the camera module based on the extracted camera register values of the video conference mode, wherein the camera register values of the video conference mode include a pixel clock frequency and a picture size for operating a camera module in the video conference mode and, wherein the pixel clock frequency and the picture size for operating the camera module in the video conference mode are reduced compared to a pixel clock frequency and a pictured size included in the camera register values of the camera mode. a camera module having a sensor for photographing an image; a memory for storing camera register values for a camera mode and a video conference mode of the camera module; a control unit configured to: if one of the modes of operating the camera module is selected, turn off a power of the sensor of the camera module, and turn on the power of the sensor of the camera module after the turning off the power, operate the camera module based on camera register values of the selected mode, wherein the control unit is further configured, if the camera mode is selected, to initialize the sensor of the camera module to a sensor initial value of the camera mode, to extract camera register values of the first mode stored in the memory, and to operate the camera module based on the extracted camera register values of the camera mode, wherein the control unit is further configured, if the second mode is selected, to initialize the sensor of the camera module to a sensor initial value of the video conference mode, to extract camera register values of the video conference mode stored in the memory, and to operate the camera module based on the extracted camera register values of the video conference mode, wherein the camera register values of the video conference mode include a pixel clock frequency and a picture size for operating a camera module in the video conference mode and, wherein the pixel clock frequency and the picture size for operating the camera module in the video conference mode are reduced compared to a pixel clock frequency and a pictured size included in the camera register values of the camera mode. if one of the modes of operating the camera module is selected, turn off a power of the sensor of the camera module, and turn on the power of the sensor of the camera module after the turning off the power, operate the camera module based on camera register values of the selected mode, wherein the control unit is further configured, if the camera mode is selected, to initialize the sensor of the camera module to a sensor initial value of the camera mode, to extract camera register values of the first mode stored in the memory, and to operate the camera module based on the extracted camera register values of the camera mode, wherein the control unit is further configured, if the second mode is selected, to initialize the sensor of the camera module to a sensor initial value of the video conference mode, to extract camera register values of the video conference mode stored in the memory, and to operate the camera module based on the extracted camera register values of the video conference mode, wherein the camera register values of the video conference mode include a pixel clock frequency and a picture size for operating a camera module in the video conference mode and, wherein the pixel clock frequency and the picture size for operating the camera module in the video conference mode are reduced compared to a pixel clock frequency and a pictured size included in the camera register values of the camera mode.