Toshiba e-STUDIO556 Service Manual page 423

[D] Reproduction ratio adjustment of the secondary scanning direction
<Procedure>
While pressing [0] and [5] simultaneously, turn the power ON.  (Adjustment Mode)
(1)
(2) Place a ruler on the original glass with its leading edge pushed against the original scale on the
left.
(3) Press [FAX] [START] to make a copy at the mode of A3 (LD), 100% and the 2nd drawer.
(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, use the following procedure to change values and repeat steps (3) to (5) above.
(Adjustment Mode)  (Key in the code [3032])  [START]
 (Key in a value (acceptable values: 0 to 255))
 Press the [OK] or the [INTERRUPT] button (stored in memory).
 ("100% A" is displayed.)
* The smaller the adjustment value is, the lower the reproduction ratio becomes (0.05 mm/
step).
50 100
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Copied image of the ruler
150 200
C
Feeding direction
Fig. 6-19
6 - 19
250 300 350
e-STUDIO556/656/756/856/557/657/757/857
400
ADJUSTMENT
6