4. Light Intensity Adjustment - Ricoh FT3020 Field Service Manual

6G-4. Light Intensity Adjustment
* Adjustment Standard:
1.
Clean the optics.
Exposure Glass, Toner Shield Glass)
2 . Turn on the main switch and set the image
density level at position number 3.
3 . Make copies of the OS-B-4 test chart and
compare the copy image with the adjustment
standard.
If the light intensity is not proper, do the
following.
4.
Open the front cover and remove the inner
cover (4 screws). [FT3020]
Open the front cover, push the slide unit to the
left, and remove the inner cover (5 screws).
[FT3050]
Level 2 of the gray scale
should be just barely visi-
ble on the copy.
(Mirrors, Lens, RefIectors,
5. Adjust VR2 on the Lamp Regulator PCB to
achieve proper copies.
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