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January 2000 © TOSHIBA TEC 1 - 61 FC-22 ADJUSTMENT
The following adjustments (c) to (i) should be conducted using Test Chart No. TCC-1. (Refer to page
1-64.)
(c) Primary-scanning reproduction ratio (Scanner)
1. While pressing the digital keys [0] and [5] simultaneously, turn the power ON.
ৎ
(Adjustment mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [ENERGY SAVER]
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[START] to make a copy in the mode of A4 (LT), 100%, full color and text/
photo.
4. Measure the distance A between M1 and M2 on the copy with a ruler.
5. Check if the distance A is within a range of 200±0.5 mm or not.
6. If it is not, change values using the following procedure, and repeat the steps 3. to 5. above.
<Procedure> (Adjustment mode)
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(Input code [482] with digital keys)
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[START]
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(Input a value
(acceptable values : 0 to 255) with digital keys)
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[INTERRUPT] (Stored in memory)
(Input code [407] with digital keys)
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[START]
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Color registration control forced per-
forming
* The larger the adjustment value, the shorter the distance A becomes (0.2 mm/step).
(d) Scanner copy length reproduction ratio adjustment
1. While pressing the digital keys [0] and [5] simultaneously, turn the power ON.
ৎ
(Adjustment mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [ENERGY SAVER]
ৎ
[START] to make a copy in the mode of A4 (LT), 100%, full color and text/
photo.
4. Measure the distance B between M3 and M4 on the copy with a ruler.
5. Check if the distance B is within a range of 150±0.5 mm or not.
6. If it is not, change values using the following procedure, and repeat steps 3. to 5. above.
<Procedure> (Adjustment mode)
ৎ
(Input code [104] with digital keys)
ৎ
[START]
ৎ
(Input a value
(acceptable values : 0 to 255) with digital keys)
ৎ
[INTERRUPT] (Stored in memory)
(Input code [407] with digital keys)
ৎ
[START]
ৎ
Color registration control forced per-
forming
* The larger the adjustment value, the longer the distance B becomes. (0.23 mm/step)
(e) CCD primary-scanning start position deviation
1. While pressing the digital keys [0] and [5] simultaneously, turn the power ON.
ৎ
(Adjustment mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [ENERGY SAVER]
ৎ
[START] to make a copy in the mode of A4 (LT), 100%, full color and text/
photo.
4. Measure the distance C from the left edge of the paper to the left-edge mark (5 mm) on the copy with
a ruler.