Nikon AF-S Zoom-Nikkor ED70-200mm f/2.8G IF, Repair Manual, Page: 61 / 100

JAA78151-R.3584.A
- L55 ･ AF-S VR 70-200/2.8G -
（４）
Display of "INSPECTION OF LENS SERVO TIME"
TYPE OF LENS： AF-S VR-NIKKOR 70-200mm/2.8G CPU VERSION：5.02.04
INSPECTION OF LENS SERVO TIME.
SERVO AMOUNT. STANDARD.
１． ［ Df1 ］ 55ms OR LESS.
２． ［ Df2 ］ 70ms OR LESS.
３． ［ Df3 ］ 95ms OR LESS.
４． ［ Df4 ］ 120ms OR LESS.
５． ［ Df5 ］ 145ms OR LESS.
６． ［ Df6 ］ 165ms OR LESS.
７．DRIVING TO INFINITY.
８．DRIVING TO CLOSE.
９．RETURNING TO FOCAL DISTANCE SET-UP MENU.
SELECT A NUMBER.
PUSH ESC KEY TO RETURN TO MENU.
Connect the probes of oscilloscope to E and H terminals of the AF-I communication box (J15306). Select the servo
driving amount one by one. Each of the lens servo drive time must be within the standard.
Note：
If the MF ring is rotated during inspection, an error value is shown for the waveform. Don’t touch the MF ring
during inspection. Execute the inspection for the 5 postures as mentioned below.
Lens inclination Position of index window
Horizontal Up, right and left
Front lens group 90° upward
Front lens group 90° downward
(Lens posture at inspection)
● Setting of oscilloscope
V/Div ：５Ｖ
Coupling ：ＤＣ
Time/Div ：２０m Sec
Trigger Mode ：ＳＧＬ（Ｓ）
Trigger Coupling ：ＤＣ
Trigger Source ：ＣＨ１
※
There are the start of going up and that of going
down for the waveforms of E and H terminals.
E terminal
H terminal
E terminal
H terminal
Servo driving time
INC