OM SYSTEM TG-7 Instruction Manual page 40

If the subject is too dark or too bright
If the camera is unable to achieve optimal exposure, the shutter speed and aperture displays will flash
as shown.
Large aperture (low f/-number)/slow shutter
speed
Small aperture (high f/-number)/fast shutter
speed
2000 F11
If ISO sensitivity is not set to [AUTO], optimal exposure may be achieved by changing the setting.
B
"Changing ISO sensitivity (ISO Sensitivity)" (P.74)
g
Display
2" F2.8
Problem/solution
The subject is too dark.
Use flash.
The subject is too bright.
The limits of the camera metering system
have been exceeded.
Letting the camera choose aperture and shutter
40
P
speed ( : Program AE)