Nikon Coolpix L340 Reference Manual page 119

Problem
O flashes on the
screen.
Date and time of
recording are not
correct.
No indicators
displayed in
monitor.
Date stamp not
available.
Date not stamped
on images even
when Date
stamp is enabled.
Screen for setting
time zone and
date is displayed
when the camera
is turned on.
The camera
settings reset.
The camera
makes sound.
Shooting Issues
Problem
Cannot switch to
shooting mode.
Cannot take
pictures or record
movies.
Cause/Solution
If the camera clock has not been set, O flashes
on the shooting screen, and images and movies
saved before the clock is set are dated "00/00/
0000 00:00" and "01/01/2015 00:00" respectively.
Set the correct time and date for Time zone and
date in the setup menu.
The camera clock is not as accurate as ordinary
watches or clocks. Periodically compare the time
of the camera clock with that of a more accurate
timepiece, and reset as required.
Hide info is selected for Photo info in Monitor
settings in the setup menu.
Time zone and date has not been set in the setup
menu.
The current shooting mode does not support
Date stamp.
The date cannot be stamped on movies.
The clock battery is exhausted; all settings were
restored to their default values.
When Autofocus mode is set to Full-time AF or
while in some shooting modes, the camera may
produce an audible focusing sound.
Cause/Solution
Disconnect the USB cable.
When the camera is in playback mode, press the
A button, Shutter-release button, or b (e) button.
When menus are displayed, press the d button.
The flash is charging while the flash lamp is
flashing.
The batteries are exhausted.
A
3, 75
77
75
79
9, 11
19, 73
A
85
1, 16
58
33
7, 96
103