Toshiba 4511, 3511 - page 206

e-STUDIO3511/4511 ADJUSTMENT 3 - 16 November 2003 © TOSHIBA TEC
The following adjustments (b) to (e) should be performed with Test Chart No. TCC-1. (Refer to page 3-19.)
(b) Reproduction ratio adjustment of primary scanning direction
1. While pressing [0] and [5] simultaneously, turn the power ON. → (Adjustment Mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [FAX] → [START] to make a copy at the mode of A4/LT, 100%, Black 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 200±0.5 mm.
6. If not, use the following procedure to change values and repeat step 3. to 5. above.
<Procedure> (Adjustment Mode) → (Key in the code [405]) → [START]
→ (Key in a value (acceptable values : 0 to 255) with digital keys)
→ [ENTER] or [INTERRUPT] (Stored in memory)
* The larger the adjustment value is, the longer the distance A becomes (approx.
0.1 mm/step).
(c) Image location of primary scanning direction
1. While pressing [0] and [5] simultaneously, turn the power ON. → (Adjustment Mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [FAX] → [START] to make a copy at the mode of A4/LT, 100%, Black and Text/Photo.
4. Measure the distance B from the left paper edge to the 5 mm line of left grid pattern on the
copy with a ruler.
5. Check if the distance B is within 5±0.5 mm.
6. If not, use the following procedure to change values and repeat step 3. to 5. above.
<Procedure> (Adjustment Mode) → (Key in code [306]) → [START]
→ (Key in a value (acceptable values : 0 to 255))
→ [ENTER] or [INTERRUPT] (Stored in memory)
* The larger the adjustment value is, the longer the distance B becomes (approx.
0.04 mm/step).
(d) Reproduction ratio of secondary scanning direction
1. While pressing [0] and [5] simultaneously, turn the power ON. → (Adjustment Mode)
2. Place Test Chart No. TCC-1 on the original glass (with the arrow positioned at the left rear side).
3. Press [FAX] → [START] to make a copy at the mode of A4/LT, 100%, Black and Text/Photo.
4. Measure the distance C between M3 and M4 on the copy with a ruler.
5. Check if the distance C is within 150±0.5 mm.
6. If not, use the following procedure to change values and repeat step 3. to 5. above.
<Procedure> (Adjustment Mode) → (Key in the code [340]) → [START]
→ (Key in a value (acceptable values : 0 to 255))
→ [ENTER] or [INTERRUPT] (Stored in memory)
* The larger the adjustment value is, the longer the distance C becomes (approx.
0.3 mm/step).