Kowa D5300, Service Manual, Page: 35 / 44

nonmyd 8 GG-15010 Edition 1.1
34
9-3 Abnormality concerning photography or image
Problem Cause Remedy
Flash lamp does not
emit light even if the
shutter
switch is
pushed.
(Jet-black
photographic image)
Connector improperly connected.
Connect synchronous cable (hot shoe) connector surely.
The power supply of a digital camera
is not on.
Confirm that a power supply cable is connected to a
digital camera definitely.
Confirm that the power supply of the digital camera is
ON.
The setting of the digital camera is
wrong
（
The setting of the shutter
speed is wrong
）
.
Confirm the setting of the digital camera.
Refer to "7.Digital camera setting".
Flash lamp in excess of its useful
life. Replace the flash lamp. (For the replacement procedure,
see the instruction manual.)
Faulty board. Replace the trigger board or MAIN board.
The photographic image
is black or it lacks.
（
The flashlamp emits
light.
）
The setting of the shutter speed is
wrong. Confirm the setting of the digital camera.
Refer to "7.Digital camera setting".
The flash lamp does not
turn on and no image is
captured.
The setting of the digital camera is
wrong. Confirm the setting of the digital camera.
Refer to "7.Digital camera setting".
Connector of trigger cable
improperly connected.
Reconnect the connector of the trigger cable in the
correct direction.
（
The sign of
△
printed in the trigger
cable must turn to the monitor side of the digital camera.
）
Faulty board. Replace the trigger board.
Faulty shutter switch. Replace the joystick unit.
Faulty cable. Replace the joystick cable or trigger cable.
The picture photographed
in small pupil
（
SP
）
mode
is dim.
Pupil contraction.
This is not a malfunction.
In the small pupil mode, the pupil must be open in excess
of 3.3 mm in diameter.
Otherwise, a picture photographed may become dark.
If the pupil diameter is too small to photograph even in
the
small pupil mode, expedite a patient's pupil dilation by
making
the room much darker or making longer the
dark-adaptation time in darkness.
Insufficient flash light intensity.
A picture photographed may become dark depending on
whose eye was examined. In this case, increase the
flash
light intensity when photographing.