Toshiba DP3500, Руководство по обслуживанию

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DP4500/3500 ADJUSTMENT 2 - 8 December 2000 © TOSHIBA TEC
Order for
Paper source Code
Paper Acceptable
Remarks
adjustment size value
1 Lower cassette 441 A3 0 to 40
2 Upper cassette 440 A4 0 to 15
3 LCF 443 A4 0 to 15
4 PFP 444 A3 0 to 15
5 ADU 445 A3 0 to 15 Paper fed from the lower cassette
6 Bypass feed 442 A4 0 to 15
1. Turn ON the power while the digital keys [0] and [5] are pressed simultaneously.
n
(Adjustment mode)
2. Press [1] ([3] for ADU)
n
[FAX]. (A grid pattern is printed out.)
3. Measure the distance D from the leading edge of the paper to the 5th line of the grid pattern.
4. Check if the distance D is within the range of 52 ± 0.5 mm.
5. If not, change the value taking the following procedure and measure the distance D again.
<Procedure> (Adjustment mode)
n
(Enter the code [see table above] with the digital keys)
n
[START]
n
(Enter a value (the acceptable values: see the table above) with the digital keys)
n
Press the [SET] icon or the [INTERRUPT] key to store the value in the RAM.
n
“100% A” is displayed
n
Press [1] ([3] for ADU)
n
[FAX]
n
(A grid pattern is printed out)
*The larger the adjustment value, the shorter the distance D becomes (0.4 mm/steps).
(c) Reproduction ratio adjustment of the secondary scanning direction (fine adjustment of main motor
rotation speed)
1. Turn ON the power while the digital keys [0] and [5] are pressed simultaneously.
n
(Adjustment mode)
2. Press [1] and then [FAX]. (A grid pattern is printed out. Use A3 (LD) in the lower cassette.)
3. Measure the distance C from the 1st line at the trailing edge of the paper to the 21st line of the grid
pattern.
4. Check if the distance C is within the range of 200 ± 0.5 mm.
5. If not, change the value taking the following procedure and measure the distance C again.
<Procedure> (Adjustment mode)
n
(Enter the code [421] with the digital keys)
n
[START]
n
(Enter a value (acceptable values: 0 to 255) with the digital keys)
n
Press the [SET] icon or the [INTERRUPT] key to store the value in the RAM.
n
“100% A” is displayed.
n
Press [1]
n
[FAX]
n
(A grid pattern is printed out)
*The larger the adjustment value, the longer the distance C becomes (0.5 mm/4 steps).
(d) Image position adjustment of the secondary scanning direction (the adjustment of the laser writing
start position)
This adjustment has to be performed for each paper source.
The following table shows the order of the paper source to be adjusted, code, paper size and acceptable
values.