Ricoh A220 Service Manual page 423

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8 July 1996
8.6.5 Image Density Adjustment
When:
The copy image density is already adjusted to the standard level
at the factory, and process control maintains copy image density
until the next PM. If the customer asks you to adjust the image
density, it can be done by using the User Tool mode.
Purpose:
To adjust the copy image density.
How:
The User Tool "image density level" mode changes the
development bias voltage.
1. Enter User Tool mode and access
2. Press the
3. Select the appropriate image density
level (5 steps).
adjustment:
1) Press the appropriate ID level
key [A].
2) Press the enter key [B].
4. Press the "Menu" key [C].
5. Press the "Exit" key [D] to exit
User Tool mode.
6. Check copy quality.
key once.
5-123
Set operation modes.
DUPLEX UNIT
[C]
[B]
[A]
A176R709.img
[D]
A176R710.img

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