Nikon AF-S VR Zoom-Nikkor ED 70-200mm f/2.8G IF Repair Manual page 72

(2) Screen for inspecting MR encoder operation
① Click "Start insp." of "Fig.1".
Caution:
When the MR ring is roated during the lens-scan driving, the number of pulses shows an abnormal value.
So do NOT touch the MF ring in operation.
② When the operation check is completed, the result is displayed as shown in "Fig.2".
If there is no problem with the result, click "Close".
If there is some problem, make the readjustment by referring to Page L56-16.
The difference in pulse no. when inspecting must be within standards.
Standard of "Difference in pulse no." ： 0±10 PULSE(S)
Standard of "Total no. of pulses": 6315±125 PULSE(S)
Added page
Fig.1
Fig.2
- L56-10 AF-S VR 70-200/2.8G IF -
INC
JAA78151-R.3584.A
May 17 2007