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Section 7 Troubleshooting
7-1
Symptoms
Solutions
No power to the system
Ensure that the AC power cord is properly connected.
Verify building circuit breaker is not tripped, or that another device works in
the same outlet.
Check the system’s fuses. If necessary, replace. Replace both fuses if either
is blown.
System arms are hard to
rotate right to left
The spring arm tension adjustment knob is adjusted too tight.
Vertical movement is
difficult
Adjust counterbalance per Section 5.3.
Vertical position of arms/
microscope doesn’t stay in
position when released
Adjust counterbalance per Section 5.3.
System arms drift
horizontally on their own
Apply slight tension to the spring arm tension adjustment. If still drifting,
ensure wall, floor mount, or ceiling mount is installed level and plumb.
If floorstand arms are still drifting, move to a different location on the floor
and ensure column screws are tight.
Floorstand seems unstable
Ensure that both weights are installed in the base (under the plastic cover)
Floorstand is difficult to roll
Ensure that all the casters are unlocked.
LED light source does not
turn on
Remove horizontal arm, spring arm, or 45 degree arm, and extension arm
covers. Check for damaged or pinched cable.
Ensure filter lever is located at one of the three correct positions.
Remove horizontal or 45 °arm cover, check to ensure that the LED power
cord is securely plugged into one of the plugs on the multiple socket outlet
located in the horizontal or 45° arm.
For all other issues not
covered above
Call Global Surgical Technical Services See Section 8.2 for contact
information.
Table 7-1 Troubleshooting Guide
7.1 Troubleshooting
Table 7-1 (below) lists some symptoms, possible causes and solutions.