Sharp AR-810 Imager, Service Handbook, Page: 85 / 350

3 - 15 AR-651/810 ADJUSTMENT
(d) Reproduction ratio adjustment of the secondary scanning direction
1. Turn ON the power while the digital keys [0] and [5] are pressed simultaneously. (Adjustment
mode)
2. Place a ruler on the original glass with its leading edge pushed against the original scale on the left.
3. Select the condition of 2nd cassette (A3/LD) and 100% and press the [COPY] key to make a copy.
4. Measure the distance C from 10 mm to 210 mm of the copied image of the ruler.
5. Check if the distance C is within the range of 200±0.5 mm.
6. If not, change the value taking the following procedure, and repeat steps 3 to 5 until the distance
falls within range.
<Procedure> (Adjustment mode) (Enter the code [340] with the digital keys) [START]
(Enter a value (acceptable values : 0 to 255) with the digital keys)
Press the [SET] or the [INTERRUPT] key to store the value in the RAM.
(“100% A” is displayed.)
* The larger the adjustment value, the lower the reproduction ratio becomes. (0.05 mm/
step)
Copied image of the ruler
Feeding direction
50 100 150 200
C