Topcon 3D OCT-1, Руководство пользователя

Страница: 95 / 126

93
BEFORE REQUESTING SERVICE
Troubleshooting
When an error is encountered, review the Check List below.
After following the instructions below, if you still have difficulty or if the problem does not fall into any
of the categories listed below, contact your dealer or TOPCON (see the back cover).
Check List
CAUTIONS
• To avoid electric shock, do not attempt disassembling, rebuilding and/
or repairs on your own. Ask your dealer for repairs.
• Do not remove the covers from the main unit, chin-rest unit or power
supply unit except for the lamp house cover. You may receive an elec-
tric shock.
• Do not remove the covers from the main unit except for the lamp
house cover. Your eye or skin may be exposed to the invisible LED
radiation.
Problem Condition Check Page
Control panel does not
work.

Power cord is not connected to the
outlet or instrument. Connect power cord. 42
Control panel is not
clear.

Image is dark. Adjust brightness ("Display Brightness"
in setting menu). 89
Tap the [Illumination level] display on the
control panel to adjust the illumination
level. 73
Darken room and thoroughly dilate
patient's pupil. ----
Periphery of captured
image is dark.

Alignment is incorrect. Adjust alignment. 53

Patient’s pupil is not large enough. Darken room and thoroughly dilate
patient's pupil. ----
Captured image is
flared all over. (The
whole image is cov-
ered by light.)

Alignment is incorrect. Adjust alignment. 53

Opacity in patient's eye. Flare cannot be removed. ----
Captured image is
whitened.

Patient blinked at the moment the pho-
tograph was taken. Take another picture. ----
Captured image has a
dim white spot.

Objective lens is stained. Clean lens. 113

Eyelashes were in the patient's eye
the moment the photograph was
taken. (Dim light was seen at the
screen bottom the moment the align-
ment was done.) Let the patient open their eye wider and
take the picture again. If not wide
enough, open the eyelid (i.e., Take pic-
ture holding eyelid open). ----
Photographic image is
dark all over.

Flash level is insufficient. Tap the [Flash level] display on the con-
trol panel to adjust the flash level. 73

Xenon set screws are loose. Consult your dealer. 110

Xenon lamp has served its life. Consult your dealer. 110