8. Remove the SNSU to be replaced. (See
a. Using a Phillips screwdriver, loosen the two thumb screws in the SNSU.
b. While grasping the thumb screws, pull out the SNSU carefully from the slot.
FIGURE 21-4
1
2
Removing the SNSU (Front of the M8000)
or
FIGURE 21-4
FIGURE 21-5
Chapter 21
Sensor Unit Replacement
)
21-7