Nikon D4 - Error Messages

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Error Messages
This section lists the indicators and error messages that appear in
the viewfinder, top control panel, and monitor.
Indicator
Problem Solution 0
Control
panel
View-
finder
B
(flashes)
Lens aperture ring is
not set to minimum
aperture.
Set ring to minimum
aperture (highest
f-number).
29
H d Low battery.
Ready a fully-charged
spare battery.
40
H
(flashes)
d
(flashes)
• Battery exhausted. • Recharge or replace
battery.
xix, 23,
25, 391
• Battery can not be
used.
• Contact Nikon-
authorized service
representative.
• An extremely
exhausted
rechargeable Li-ion
battery or a third-
party battery is
inserted in the
camera.
• Replace the battery,
or recharge the
battery if the
rechargeable Li-ion
battery is exhausted.
• High battery
temperature.
• Remove battery and
wait for it to cool.
—
B
(flashes)
— Camera clock is not set. Set camera clock. 31