Troubleshooting
(continued)
Error Source
Probable Cause
Solution
No image in the display
despite switched-on unit.
• Failure of fuses on the cable plug of
the central unit.
• Exchange the fuses on the cable plug
of the central unit.
Time & date do not
work.
• Long-life battery empty or failure.
• Replace the long-life battery in the
Controller. Contact Reichert for
service.
Split Cylinder Red/
Green color rings do
not match controller
display orientation.
(Causes operator to
walk cylinder.)
• Unit powered-down during lens
motion.
• Lens dial stall.
• In turn, press and hold a 3 - Button
sequence:
• Right side correction: “R”, “A”, Red/
Green
• Left side correction: “L”, “A”, Red/
Green
Lens in incorrect
position, or only half
of lens is visible in the
aperture.
• Lens dial stall.
• Press Clear, followed by Reset
Head. Current refraction data will be
saved.
• Reboot the system. (Current
refraction data will be lost.)
xx = Driver identification code.
yy = Identification code for error, warning, or status messages.
If failures cannot be remedied by one of these measures, please contact Reichert Technical Support as
indicated on the back of this manual.
Troubleshooting
(continued)
71
16243-101 Rev. G
Summary of Contents for VISUTRON 900 Touch
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