Image Density Sensor Adjustment - Ricoh FT7060 Field Service Manual

15. Image Density Sensor Adjustment

ADJUSTMENT STANDARD: 2.0 ± 0.1 V (VSG)
1. Clean the following parts:
a) Lens and Mirrors
b)
Exposure Glass
c)
Toner Shield Glass
d) Corona Wires
e)
Erase Lamp
f) Quenching Lamp
Image Density Sensor
g)
NOTE: Discharge any static electricity on the sensor after cleaning it. A clean
finger will serve as a discharge medium.
2.
Place 3 sheets of paper on the exposure glass.
3.
Set SP 1-3, 2-3, and 29. Reset SP 2-4.
4. Press the Start key.
5. Adjust the output of the image density sensor (VSG) using VR203 on the
main board.
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12 July '86