Prima GN
Problem
Possible Cause
Remedy
No Illumination at all
Power cable not plugged
Plug in power cable.
Power switch not pressed
Press power switch
Defective instruments fuse
Change instrument fuse
Defective power cable
Change power cable
Line power failure
Contact in-house Technician
Failure of suspension
Contact service dept.
system electronics
Light guide not properly
Insert light guide properly to get
inserted in arm or
maximum illumination.
microscope.
Insufficient
Brightness level set too
Adjust brightness using the
Illumination
low
brightness control knob.
Light guide not properly
Insert light guide properly to get
inserted in arm or
maximum illumination
microscope.
Defective light guide
Change light guide.
(illumination not uniform)
TROUBLESHOOTING TABLE
Inoperative surgical
field illumination
Light guide not properly
inserted in microscope arm
Insert light guide as far as it will
go
Failure of electronics
Illumination surgical field using
alternate illuminator and contact
service dept.
Switch off via microswitch on
suspension system
Move suspension arm of
suspension system into working
position
2
5
6165000-795
PRIMA GN
Issue 1.
4
Printed on
March
, 201
6