Nikon D40x D40X User's Manual - Page 121

Technical Notes / Troubleshooting, Problem, Solution

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Problem Solution • Manual focus selected: if AF-S or AF-I lens is attached, 28, 97 choose autofocus mode. Otherwise focus manually. Image in viewfinder is not in focus. • Camera unable to focus using autofocus: use manual 26, 28 focus or focus lock. • Lens is not AF-S or AF-I: use manual focus. 28, 97 • Mode dial rotated to or : select another mode. 4, 18-19 • AF-assist lamp does not light for manual focus or 23 continuous-servo autofocus. Choose AF-S. • Center focus area is not selected: select center focus 25 AF-assist illuminator does not light. area • Choose On for Custom Setting 9 (AF-assist). 76 • Illuminator has turned off automatically. Illuminator - may become hot with continued use; wait for lamp to cool down. • Memory card is full, locked, or not inserted. 12, 13, 15 • Flash is charging. 17 • Camera is not in focus. 23 Shutter release is disabled. • CPU lens with aperture ring attached without lock- 8, 39 ing aperture at highest f/-number. • Non-CPU lens is attached: rotate camera mode dial 39, 43, to M. 45 • Mode dial rotated to S after shutter speed of bulb 41, 43 selected in mode M: choose new shutter speed. • Replace battery in remote control. 103 • Choose remote control mode. 33 No photo taken when remote con- • Flash is charging. 17 trol shutter-release button is • Time selected for Custom Setting 17 (Remote on 79 pressed. duration) has passed: reselect remote control mode. • Bright light is interfering with remote. - Only one shot taken each time shutter-release button is pressed in continuous shooting mode. Continuous shooting flash is required. is not available when built-in 32, 34, 36 Camera is slow to record photos. Turn noise reduction off. 73 Date of recording is not correct. Set camera clock. 11 Final photo is larger than area Viewfinder horizontal and vertical frame coverage is shown in viewfinder. approximately 95%. - Randomly-spaced bright pixels • Lower ISO sensitivity or use noise reduction. 37, 73 ("noise") appears in photographs. • Shutter speed is slower than 8s: use noise reduction. 73 Reddish areas may appear in long time-exposures. Reddish areas appear in photos. Turn noise reduction on when shooting at shutter 44, 73 speeds of "bulb" or "--". Technical Notes/Troubleshooting 109

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Technical Notes / Troubleshooting
109
Problem
Solution
Image in viewfinder is not in focus.
•
Manual focus selected: if AF-S or AF-I lens is attached,
choose autofocus mode.
Otherwise focus manually.
•
Camera unable to focus using autofocus: use manual
focus or focus lock.
•
Lens is not AF-S or AF-I: use manual focus.
28, 97
26, 28
28, 97
AF-assist illuminator does not light.
•
Mode dial rotated to
or
: select another mode.
• AF-assist lamp does not light for manual focus or
continuous-servo autofocus.
Choose
AF-S
.
• Center focus area is not selected: select center focus
area
• Choose
On
for Custom Setting 9 (
AF-assist
).
• Illuminator has turned off automatically.
Illuminator
may become hot with continued use; wait for lamp
to cool down.
4, 18–19
23
25
76
—
Shutter release is disabled.
•
Memory card is full, locked, or not inserted.
•
Flash is charging.
•
Camera is not in focus.
• CPU lens with aperture ring attached without lock-
ing aperture at highest f/-number.
• Non-CPU lens is attached: rotate camera mode dial
to
M
.
• Mode dial rotated to
S
after shutter speed of bulb
selected in mode
M
: choose new shutter speed.
12, 13,
15
17
23
8, 39
39, 43,
45
41, 43
No photo taken when remote con-
trol
shutter-release
button
is
pressed.
•
Replace battery in remote control.
•
Choose remote control mode.
•
Flash is charging.
• Time selected for Custom Setting 17 (
Remote on
duration
) has passed: reselect remote control
mode.
•
Bright light is interfering with remote.
103
33
17
79
—
Only one shot taken each time shut-
ter-release button is pressed in con-
tinuous shooting mode.
Continuous shooting is not available when built-in
flash is required.
32, 34,
36
Camera is slow to record photos.
Turn noise reduction off.
73
Date of recording is not correct.
Set camera clock.
11
Final photo is larger than area
shown in viewfinder.
Viewfinder horizontal and vertical frame coverage is
approximately 95%.
—
Randomly-spaced
bright
pixels
(“noise”) appears in photographs.
•
Lower ISO sensitivity or use noise reduction.
•
Shutter speed is slower than 8s: use noise reduction.
37, 73
73
Reddish areas appear in photos.
Reddish areas may appear in long time-exposures.
Turn noise reduction on when shooting at shutter
speeds of “bulb” or “--”.
44, 73