User Guide

Figure 79 Front camera module cross section and assembly principle......................................................... 6–13
Figure 80 Effects of dust on optical path .......................................................................................................... 6–14
Figure 81 Image taken with clean protection window................................................................................... 6–15
Figure 82 Image taken with greasy protection window ................................................................................ 6–15
Figure 83 Bit errors caused by JPEG compression............................................................................................ 6–16
Figure 84 Example of a good quality image taken with the flash LED .......................................................... 6–23
Figure 85 overexposed image............................................................................................................................ 6–24
Figure 86 Dark and noisy image ........................................................................................................................ 6–25
Figure 87 Shaken image ..................................................................................................................................... 6–26
Figure 88 Camera white balance failure and overexposure ........................................................................... 6–27
Figure 89 Color difference between flash colour limit samples..................................................................... 6–27
Figure 90 Mechanical construction and schematic of the flash LED module ................................................ 6–28
Figure 91 Mechanical construction of the indicator LED ................................................................................. 6–31
RM-135
Nokia Customer Care Camera Module Troubleshooting
Page 6 –4 COMPANY CONFIDENTIAL Issue 1
Copyright © 2007 Nokia. All rights reserved.