Toshiba e-STUDIO2006 Service Manual page 303

[A] Reproduction ratio of primary scanning direction (Fine adjustment of image writing
frequency/PRT)
Notes:
Make sure the first line of the grid pattern is printed out since the line is occasionally vanished.
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.  (Adjustment Mode)
(2) [SETTINGS]  [USER FUNCTIONS]  Select [DRAWER]  Select [DRAWER1]
 Set the paper size to A3/LD.  [OK]  Set A3/LD for the paper in upper drawer.
(3) [CANCEL]  [CANCEL]  [SETTINGS] (Return to code entry screen)
 [1]  [SETTINGS]  [START] (A grid pattern with 10 mm squares is printed out.)
(4) Check the grid pattern on the test chart printed out and measure the distance A from the 1st line
to the 21st line of the grid pattern.
(5) Check if the distance A is within 200±0.5 mm.
(6) If not, use the following procedure to change values and measure the distance A again.
(Adjustment Mode)  (Key in code [4001])  [START]
 (Key in a value (acceptable values: 0 to 255))
 [OK] (Stored in memory)
 Press [1]  Press [SETTINGS]  [START]  (A grid pattern is printed out.)
* The larger the adjustment value is, the longer the distance A becomes (approx. 0.1 mm/step).
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SETTING / ADJUSTMENT
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