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Care and maintenance
Leica M220 F12 / Ref. 10 716 922 / Version 03 33
10.7 Diagnostics in case of
malfunctions
1
2
4
5
3
1 LED footswitch button
2 Focus up/down
3 XY forwards/backwards
4 Magnification clockwise/counterclockwise
5 XY left/right
X
Remove the focus cover (6, chapter 8.1).
Testing the buttons on the footswitch
X
Press the button on the footswitch.
The corresponding LED (1) on the board in the "FOOT SWITCH
FUNCTIONS" area must be illuminated.
If the LED is not illuminated, the footswitch may be defective or not
connected correctly.
Testing the motors
If the footswitch is working properly, the motors of the drive are
tested.
X
Press the button on the footswitch.
The corresponding motor LED must be illuminated.
If the LED illuminates but the corresponding motor does not move,
the motor may be defective.