Ads (Auto Image Density Sensor) Adjustment - Ricoh A219 Service Manual

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8.14 ADS (Auto Image Density Sensor) ADJUSTMENT

When:
1. After light intensity adjustment.
2. ADS voltage is not within the adjustment standard.
3. After replacing the main board.
4. After replacing the ADS sensor.
Purpose:
To maintain correct ADS mode operation.
ADS Reference Voltage = 2.5 ± 0.1 volts
Adjustment
Standard:
How to Adjust:
SP56
How it works:
Changes the main board ADS output voltage. The voltage reading is
displayed on the operation panel.
1. Place five sheets of clean white A4 (8.5" x 11") paper on the exposure
glass.
2. Select SP56 and press the
3. If the voltage is not within the adjustment standard, adjust it by turning
VR101 on the main board.
SM
CÓPIA NÃO CONTROLADA
key.
6-61
CÓPIA NÃO CONTROLADA
COPY QUALITY ADJUSTMENT
A219R530.wmf
A219

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