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B.Electrically tripped cameras. You do not need to wake the camera back. Instead, after winding the film winder (if necessary), press and hold the shutter release cable button for
NOTES: The camera back cannot take exposures of more than three seconds.
If the shutter release plunger is partially depressed for more than three seconds, the camera back will not capture an image.
Frames Remaining Indicator and Frame
Counter
Two numbering systems provide different information about pictures you take.
Frames Remaining
Each time you take a picture, the number on the camera back LCD goes down by one indicating the number of additional pictures that can be stored on the PCMCIA card currently in the camera back. If the card is filled, you can replace it with another (as described in chapters 4, Macintosh; and 5, PC) and continue shooting.
Frames remaining