Nortel Networks S4000 - Manual (Page 182)

170
Troubleshooting
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Digital zoom cannot be used.
• Digital zoom is set to Off in the setup menu.
• Digital zoom is not available in the following
situations.
-
Subject tracking is selected for the touch
shooting setting.
- When
Scene auto selector, Portrait, or
Night portrait scene mode is selected.
- When shooting in smart portrait mode
- When
Continuous is set to Multi-shot 16.
- Just before recording a movie (up to 2× can
be applied while recording movies).
148
40
60, 62,
63
72
53
119
Image mode not available.
Another function that restricts the
Image mode
option is enabled.
58
No sound when shutter is
released.
• Off is selected for Sound settings>Shutter
sound in setup menu. No sound is heard with
some shooting modes and settings, even
when
On is selected.
• The speaker is being blocked. Do not cover
the speaker.
148
5, 28
AF-assist illuminator does not
light.
Off is selected for the AF assist option in the
setup menu. AF-assist illuminator may not light
depending on the position of the focus area or
the current scene mode, even when
Auto is
selected.
62-68,
147
Pictures appear smeared. Lens is dirty. Clean lens. 159
Colors are unnatural. White balance does not match light source. 50
Randomly spaced bright pixels
(“noise”) appear in image.
Shutter speed too slow or ISO sensitivity is high
as the subject is dark. Noise can be reduced by:
• Using flash.
• Specifying a lower ISO sensitivity setting.
42
54
Pictures are too dark
(underexposed).
• The flash mode is set to W (off)
• Flash window is blocked.
• Subject is beyond flash range.
• Adjust exposure compensation.
• Increase ISO sensitivity.
• Subject is backlit. Select Backlight scene
mode or set the flash mode setting to X (fill
flash).
42
28
42
52
54
42, 67
Pictures are too bright
(overexposed).
Adjust exposure compensation. 52
Problem Cause/Solution
A