Inspection And Adjustment Of Body Back - Nikon D70 VBA10401 Repair Manual

Inspection and Adjustment of Body back

"0" positioning of the dial gauge
＊
Surface plate
① Put the tool (J18001-1) on the surface plate, and set the dial gauge to "0".
② Turn the index ring to shift the position by "0.47 mm" from "0" that was set in ① .
(This position is "0" of D70.)
③ Measure the body back based on "0" reference position of the index ring.
Measure 4 parts from the bayonet face to the CCD-PCB
・
attaching face.
Standard:48.2±0.015mm/ Parallelism: within 0.015mm
In case it is out of standard, make an adjustment
・
by loosening screws that attach the front and rear
bodies, by putting the washer(s) on the contact
or
surface between the front body and rear body.
Note: For some bodies, washer(s) are already put on the attaching face of the CCD-PCB.
There is an indication of
1. Indication: on the camera body side of the CCD-PCB attaching face
Purpose ： To adjust the height of the camera body
＊ By adding the measured value to the thickness of washers, check if it is within the standard
(48.2±0.015mm).
2. Indication: on the CCD-PCB attaching face
Purpose ： To adjust the height of the CCD-PCB
＊ When the CCD PCB is replaced, remove the washers.
the mark in red at the following 2 positions.
- Ａ23 ･
0" position of D70
Parts to be measured
-
VBA10401-R.3623.A