Zeiss S88 Instructions For Use Manual page 145

Problem
Insufficient surgical field illu-
mination.
Lamp brightness cannot be
adjusted.
Motorized focusing
zoom functions of surgical
microscope are inoperative.
Suspension arm is in hori-
zontal position and cannot
be moved upwards or down-
wards.
XXX
In combination with three
successive beeps and dis-
play of the error code (XXX).
Stand wobbles.
G-30-1426-en
Maintenance / Further information
Possible cause
Brightness level set too low. Adjust brightness on sus-
Defective light guide (illumi-
nation not uniform).
Manual function is acti-
vated. (Yellow LED above
the button is lit).
and Manual function is acti-
vated. (Yellow LED above
the button is lit).
Suspension arm still locked. Pull out locking device and
– Error message during
the software check after
power-on of the suspen-
sion system.
– Error message for an in-
ternal system error.
Floor not level. Stand base
not appropriately
tioned.
S88 Floor Stand with Lifting Column
Remedy
pension system's display
field or using foot control
panel.
Contact service dept.
Light guide probably needs
to be changed.
Switch off manual function.
Switch off manual function.
turn through 180°.
Manual operation is pos-
sible.
Contact service
specify error code and serial
no.
Slightly turn stand base. Ar-
posi- ticulated arm should be po-
sitioned at a right angle with
tilt axis.
145
See
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dept.,
Issue 9.0
Printed on 28. 01. 2009