Nokia RM-596 Service Manual page 175

RM-596
Camera Module Troubleshooting
Introduction to camera module troubleshooting
The effect of image taking conditions on image quality
Image quality analysis
Possible faults in image
Testing for dust in camera module
Testing camera image sharpness
Effects of dirty or defective camera lens protection
Faulty pixels in images
Flash photography problems
Main (back) camera troubleshooting
No recognizable viewfinder image
Bad image quality troubleshooting
Main camera troubleshooting......................................................................................................................
Secondary camera troubleshooting
Flash troubleshooting........................................................................................................................................
List of Figures
Figure 29 Only center part of image is in focus due to limited depth of focus
Figure 30 Blurring caused by shaking hands
Figure 31 Near objects get skewed when taking images from a moving
Figure 32 Noisy image taken in +70 degrees Celsius
Figure 33 Image taken against light
Figure 34 Flicker in an image; object illuminated by strong fluorescent
Figure 35 A lens reflection effect caused by
Figure 36 Good image taken
Figure 37 Good image taken outdoors
Figure 38 Effects of dust on optical path
Figure 39 Image taken with clear protection window
Figure 40 Image taken with greasy protection window
Figure 41 Image of point light sources taken with a clean protective
Figure 42 Image of point light sources taken with a dirty (finger print) protective window
Figure 43 Enlargement of a hot
Figure 44 Light from the flash has reflected on particles in front of the camera
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Table of Contents
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