Canon Pro1 PowerShot Pro1 Camera User Guide - Page 67

Shooting - Letting the Camera Select Settings 2 Shoot the image. z The flash will fire if the built-in flash pops up automatically (Flash Pop-up function) and appears on the LCD monitor (or in the viewfinder) when the shutter button is pressed halfway. z Shooting procedures are the same as for the mode (p. 53). z The flash fires with automatic adjustments when [Flash Adjust] is set to [Auto] in the Rec. menu. When shooting in M mode, or with [Flash Adjust] set to [Manual], the flash fires with the manually set adjustments. z You can turn off the Flash Pop-up function and manually open the built-in flash only when you need it (p. 65). z Be sure to close the built-in flash after use. z The flash fires twice. A pre-flash will fire and will be followed by the main flash. The pre-flash is used by the camera to obtain the subject's exposure data so that the main flash can be set to the optimal intensity for the shot. z The fastest shutter speed for flash synchronization is 1/250 second. The camera automatically resets the shutter speed to 1/250 second if a faster speed is selected. z The built-in flash may take up to approximately 10 seconds to charge in some cases. Actual times will vary according to usage and the battery charge. z Shots cannot be taken while the flash is charging. z The flash exposure and the flash output can be changed (p. 107). z The flash setting is saved when the camera is turned off in the P, Tv, Av and M shooting modes. 63