8.2 Troubleshooting guide
81
MAJ-2307 INSTRUCTION MANUAL
Ch.8
White balance control is
inaccurate.
The IR imaging mode is set.
Select the optimum imaging mode by
referring to Section 6.2, “Operation of
IR imaging mode”.
If the WLI is unavailable even when the
filter selector knob is set to “WLI”, this
instrument may function abnormal.
Switch the LED light source to the spare
lamp and contact Olympus.
The image is colored
abnormally.
The IR imaging mode is set.
Select the optimum imaging mode by
referring to Section 6.2, “Operation of
IR imaging mode”.
An extraneous light from a shadowless
lamp, etc. is incident to the observed
region.
Prevent the extraneous light from being
incident to the observed region.
The data display on IR
imaging is not displayed on
the observation monitor.
The character information display is set
to “OFF”.
Set the character information display to
“ON” by referring to “
Setting the data
display on the observation monitor” on
page 49.
The image (illumination) is
dark or too bright.
The brightness is adjusted improperly.
Set optimum brightness by referring to
“
Adjusting the IR brightness” on
page 39.
The surgical microscope and LED light
source are connected improperly.
Connect the surgical microscope and
LED light source properly by referring to
their instruction manuals.
The IR imaging mode is set.
Set the WLI mode by referring to
Section 6.2, “Operation of IR imaging
mode”.
An extraneous light from a shadowless
lamp, etc. is incident to the observed
region.
Adjust the extraneous light so that it is
not incident to the observed region.
Image is noisy.
The AGC is applied at a high level.
When the image brightness becomes
insufficient in observation of a distant
view, etc., the AGC is applied strongly,
making the image noisy. If this
happens, reducing the observation
distance can increase the image
brightness and decrease noise.
IR playback image cannot be
played.
The cable connections of the surgical
microscope, observation monitor, and
video recorder are improper.
Connect the surgical microscope, the
video recorder, and the observation
monitor by referring to Section 3.4,
“Connection of video recorder”.
The setting of the video recorder is
improper.
Set the auto playback mode by referring
to the instruction manual for the video
recorder.
The setting of the observation monitor
is improper.
Set the observation monitor by referring
to the instruction manual for the
observation monitor.
Irregularity description
Possible cause
Solution
Summary of Contents for MAJ-2307
Page 2: ......
Page 18: ...14 2 3 Infrared Imaging Unit MAJ 2307 INSTRUCTION MANUAL Ch 2...
Page 32: ...28 3 4 Connection of video recorder MAJ 2307 INSTRUCTION MANUAL Ch 3...
Page 58: ...54 4 4 Resetting the current user presets MAJ 2307 INSTRUCTION MANUAL Ch 4...
Page 80: ...76 6 3 Operation of IR playback function MAJ 2307 INSTRUCTION MANUAL Ch 6...