Dot Line DL-RLF90 LED Continuous and Flash Ring Light User Manual
Page 10
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Q&A
1.
Q: What
if
underexposure
or overexposure occurs?
A: Check the related settings
flashing
such as the shutter, aperture
,
ISO
,
exposure compensation and exposure bracketing.
2.
Q:
W
hat
if
the four
corners
of
the photo are dark or
have
shadows?
A: Adjust the camera
focal
distance to 50mm or higher.
3.
Q: What if the ring flash does
not
work
?
A:
•
Check the battery.
If the
battery
is
out of
power
,
replace
it
with a
new set of
batteries
• Check
the
battery polarity connection
.
If
batteries are reversed
,
reinstall
the batteries correctly
.
• Check
the metal
contacts of the ring
flash
or camera.
If there
is
grime
on
the
metal contacts of the
ring
flash of camera
,
clean
it
w
ith
a
so
f
t
fiber
cloth and reinstall Control unit
.
4.
Q:
W
hat if the
ring flash state
is
abnormal ?
A:
Turn
off the power of the ring
flash
and camera
,
install
a ring
fla
s
h
on the camera
hot
shoe, and turn on the power of the ring
flash
and camera.
If
the problem still
occurs
,
replace the
batteries
w
ith new
batteries.
Technical Specifications
Flash
GN: 15
Effecti
ve
Di
s
tance
:
2"-79" (
5cm-2.0m
)
Color
temperatur
:
e
3000-15000K
Exposure time
:
1
/
100s
Po
we
r
:
4xAA batteries
We
ight:
Approx.
7oz (200g)