Nikon D50 D50 User's Manual - Page 131

Technical Notes-Troubleshootng, Remote, AF-Area Mode, Closest Subjct, AF Assist, Autofocus, mize Image - flash problems

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Problem Solution • Camera is not in focus. 17 Shutter release tinued). is disabled (con- • • Non-CPU lens: camera Mode dial rotated to S not in M mode. after shutter speed of bulb selected in M mode: choose new 45 43 shutter speed. • Replace battery in remote control. 113 No photo taken when remote trol shutter release is pressed. con- • • Choose remote Time selected reselect remote control mode. for Remote has control mode. 22 passed: 100 •Bright light is interfering with remote. 23 Can not select focus area. • AF-Area Mode set to Closest Subjct 89 •Monitor is on: camera in playback mode. 24 • Mode dial is rotated to or . 34 • Continuous-servo AF is in effect. 88 AF-assist illuminator does not • Off selected for AF Assist. 90 light. • Illuminator has turned off automatically. - Illuminator may become hot with contin- ued use; wait for lamp to cool down. Slow shutter speeds not available. Flash raised (P, S, A, and M modes) 128 Technical Notes-Troubleshootng Focus does not lock when shutter- AF-C selected for Autofocus (P, S, A, and 34 release button is pressed halfway. M modes: use button to lock focus. 88 Area shown in viewfinder is smaller Viewfinder has vertical and horizontal frame than final photo. coverage of about 95%. - • Rotate focus-mode selector to AF. 15 • Camera unable to focus using autofocus: 34 use manual focus or focus lock. Camera 35 may not focus if focus area contains ob- Photos are out of focus. jects at different distances from camera or subject is low contrast, contains highly detailed or repeating patterns, is much brighter or darker than background, or is much smaller than objects in background. Recording time increases. Turn noise reduction off. 78 Randomly-spaced bright ("noise" appears in photos. pixels • Choose • Shutter lower speed sensitivity. is slower than 1˝: use noise reduction. 39 78 Blotches appear on photos. • Clean lens. •Clean low-pass filter. 115 116 • Select P, S, A, or M mode and adjust white 49 Colors are unnatural. balance to match light source. • Select P, S, A, or M mode and adjust Opti- 48 mize Image setting. 121

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121
Technical Notes—Troubleshootng
Problem
Solution
Shutter release is disabled (con-
tinued).
• Camera is not in focus.
• Non-CPU lens: camera not in
M
mode.
• Mode dial rotated to
S
after shutter speed
of bulb selected in
M
mode: choose new
shutter speed.
17
45
43
No photo taken when remote con-
trol shutter release is pressed.
• Replace battery in remote control.
• Choose remote control mode.
• Time selected for
Remote
has passed:
reselect remote control mode.
• Bright light is interfering with remote.
113
22
100
23
Can not select focus area.
•
AF-Area Mode
set to
Closest Subjct
• Monitor is on: camera in playback mode.
89
24
AF-assist
illuminator
does
not
light.
• Mode dial is rotated to
or
.
• Continuous-servo AF is in effect.
•
Off
selected for
AF Assist
.
• Illuminator has turned off automatically.
Illuminator may become hot with contin-
ued use; wait for lamp to cool down.
34
88
90
—
Slow shutter speeds not available.
Flash raised (
P
,
S
,
A
, and
M
modes)
128
Focus does not lock when shutter-
release button is pressed halfway.
AF-C
selected for
Autofocus
(
P
,
S
,
A
, and
M
modes: use
button to lock focus.
34
88
Area shown in viewfinder is smaller
than final photo.
Viewfinder has vertical and horizontal frame
coverage of about 95%.
—
Photos are out of focus.
• Rotate focus-mode selector to
AF
.
• Camera unable to focus using autofocus:
use manual focus or focus lock.
Camera
may not focus if focus area contains ob-
jects at different distances from camera
or subject is low contrast, contains highly
detailed or repeating patterns, is much
brighter or darker than background, or is
much smaller than objects in background.
15
34
35
Recording time increases.
Turn noise reduction
off.
78
Randomly-spaced
bright
pixels
(“noise” appears in photos.
• Choose lower sensitivity.
• Shutter speed is slower than 1˝: use noise
reduction.
39
78
Blotches appear on photos.
• Clean lens.
• Clean low-pass filter.
115
116
Colors are unnatural.
• Select
P
,
S
,
A
, or
M
mode and adjust white
balance to match light source.
• Select
P
,
S
,
A
, or
M
mode and adjust
Opti-
mize Image
setting.
49
48