L
lewissydneySep 1, 2025
Why do the displays turn off without warning on my Nikon D40?
- NNatasha WillisSep 2, 2025
If your Nikon Digital Camera displays turn off without warning, you can adjust the auto off delay setting to a longer duration.
To Next PageTo Next PageWhy do the displays turn off without warning on my Nikon D40?
If your Nikon Digital Camera displays turn off without warning, you can adjust the auto off delay setting to a longer duration.
What to do if Nikon Digital Camera says card is full?
If your Nikon Digital Camera displays a message indicating a full memory card, you can resolve it by reducing the image quality or size in settings, deleting photographs from the card, or inserting a new memory card.
Why doesn't the AF-assist illuminator light on my Nikon D40?
If the AF-assist illuminator does not light on your Nikon Digital Camera, ensure the mode dial is not rotated to or . Select another mode. Note that the AF-assist lamp does not light for manual focus or continuous-servo autofocus. Choose AF-S, and ensure 'On' is selected for Custom Setting 9 (AF-assist). Also, be aware that the illuminator may have turned off automatically.
Why is my Nikon Digital Camera slow to record photos?
If your Nikon Digital Camera is slow to record photos, try turning noise reduction off in the settings.
Why is the shutter release disabled on my Nikon D40 Digital Camera?
If the shutter release is disabled on your Nikon Digital Camera, it may be due to several reasons: the memory card is full, locked, or not inserted; the flash is charging; the camera is not in focus; a CPU lens with the aperture ring attached without locking the aperture at the highest f/-number; a non-CPU lens is attached (rotate the camera mode dial to M); or the mode dial is rotated to S after a shutter speed of bulb is selected in mode M (choose a new shutter speed).
How to correct date of recording on Nikon D40 Digital Camera?
If the date of recording is not correct on your Nikon Digital Camera, set the camera clock in the settings menu.
How to adjust viewfinder focus on Nikon Digital Camera?
If the viewfinder on your Nikon Digital Camera is out of focus, adjust the viewfinder focus or consider using optional diopter adjustment lenses.
What to do if Nikon D40 Digital Camera says this card is not formatted?
If your Nikon Digital Camera displays the message 'This card is not formatted', you should format the memory card.
Why is the subject too dark in my Nikon D40 Digital Camera photos?
If the subject in your Nikon Digital Camera photos is too dark, consider the following: select a higher ISO sensitivity, decrease the shutter speed, or choose a larger aperture (smaller f/-number).
Why is the subject too bright in my Nikon D40 Digital Camera photos?
If the subject in your Nikon Digital Camera photos appears too bright, try these solutions: choose a lower ISO sensitivity, increase the shutter speed, select a smaller aperture (larger f/-number), or use an optional Neutral Density (ND) filter.
General| Sensor Resolution | 6.1 megapixels |
|---|---|
| Sensor Type | CCD |
| Autofocus Points | 3 |
| Screen Size | 2.5 inches |
| Continuous Shooting Speed | 2.5 fps |
| Weight | 475 g (1.05 lb) |
| Effective Pixels | 6.1 million |
| Image Sensor | 23.7 x 15.6 mm CCD |
| Lens Mount | Nikon F mount |
| Image Processor | Nikon EXPEED |
| Shutter Speed | 30 - 1/4000 sec |
| Storage | SD card |
| Battery | EN-EL9 lithium-ion battery |
| ISO Sensitivity | 200-1600 (expandable to 3200) |
| Viewfinder Type | Optical pentamirror |
| Dimensions | 126 x 94 x 64 mm (4.96 x 3.7 x 2.52 in) |
