Kyocera TASKalfa 2551ci, Service Manual, Page: 242 / 756

2NP-2
1-3-145
U425 Setting: [Adjust Original]
* : This setting is usually unnecessary.
1. Measure the distance from the left edge to the black belt (a) of the original at A, B and C.
Measurement procedure
1) Measure the distance from the edge to the black belt (a) of the original at A (30 mm from
the leading edge), B (148.5 mm from the leading edge) and C (267 mm from the leading
edge), respectively.
2) Apply the following formula for the values obtained: ((A + C) / 2 + B) / 2
2. Enter the values solved using the +/- keys or numeric keys in [Lead].
3. Press the start key. The value is set.
4. Measure the distance from the leading edge to the black belt (b) of the original at D, E and F.
Measurement procedure
1) Measure the distance from the edge to the black belt (b) of the original at D (35 mm from
the left edge), E (110 mm from the left edge) and F (185 mm from the left edge), respec-
tively.
2) Apply the following formula for the values obtained: ((D + F) / 2 + E) / 2
5. Enter the values solved using the +/- keys or numeric keys in [Main Scan].
6. Press the start key. The value is set.
7. Measure the length (G) from the edge of the black belt (a) to edge of N475 of the original.
8. Enter the measured value using the +/- keys or numeric keys in [Sub Scan].
9. Press the start key. The value is set.
Figure 1-3-42
Item No. Description
30 mm
D
A C
E
F
35 mm
Leading edge
Left edge
Black
belt (b)
Black
belt (a)
110 mm
185 mm
148.5 mm 267 mm
Original for adjustment (P/N: 302FZ56990)
B
Black
belt (c)
G
[Lead] =
((A + C) / 2 + B) / 2
[Main Scan] =
((D + F) / 2 + E) / 2
[Sub Scan] = G