- A34 ・ AF-S 28-300mm f/3.5-5.6G ED VR -
JAA80851-R.3811.A
#91×2
EDB0011
Standard: Amplitude of all pulses/waveforms is 200mV or more.
Caution: Check the wa�eform by rotating the MF ring (#26) all the way around back and forth.
If there is no problem with the waveform of GMR sensor, apply the adhesive to the head of the two
screws (#91) to fix.
If the amplitude of the waveform is less than 200mV, bend the head of the GMR sensor and make the
adjustment. Then, check the amplitude again.
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3. How to inspect and adjust:
Confirm that the voltage of the connected rated voltage power-supply are set values (5.0V), then turn it
ON.
Set the oscilloscope, and turn the MF ring (#26) by hand.
In case large waveform-noise is detected, use the FILTER function.
How to set FILTER function (e.g. DL1540 manufactured by YOKOGAWA)
①
Press the FILTER button.
②
Select "Smooth" of the menu on screen and turn it ON.
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Oscilloscope setting
V/Div(ch1)
100mV
V/Div(ch2)
100mV
Coupling
AC
Time/Div
1ms/div
Trigger Mode
NORMAL
Trigger Coupling
AC
Trigger Source
CH1
Trigger Position
+4div
Trigger Type
EDGE
Trigger Level
0V
INPUT(ch1)
AC
INPUT(ch2)
AC
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