Toshiba 1550 Service Handbook page 12

1.2.3 Adjustment mode (AJ: 05)
In this adjustment mode, the following items can be adjusted or modified. (Refer to the adjustment
code list.) The adjustment mode can be accessed by turning on the power while pressing the "0" and
"5" keys simultaneously.
Code Description
*2
0 Automatic auto-toner adjustment
1 Manual exposure
2 Manual exposure
3 Manual exposure
4 Manual exposure
5 Auto-exposure
6 Auto-exposure
7 Auto-exposure
8 Auto-exposure
9 Exposure (light) Inclination
10 Exposure (dark) Inclination
14 Photo exposure
15 Photo exposure
16 Photo exposure
17 Photo exposure
Lengthwise reproduction
21
ratio adjustment
25 Eraser LED timing adjustment
26 Eraser LED timing adjustment
27 Eraser LED timing adjustment
Oct. 1995 © TOSHIBA CORP.
Allowable
input value value *1
—
100% 0~255
154% 0~255
50% 0~255
200% 0~255
100% 0~255
154% 0~255
50% 0~255
200% 0~255
0~255
0~255
100% 0~255
154% 0~255
50% 0~255
200% 0~255
0~15
100%
200% 0~15
50%
1 - 9
Initial
Content
— Set to 24.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
The larger, the lighter at the
255
light side.
The larger, the lighter at the
0
dark side.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
128 The larger, the lighter.
Each increase by "1" causes the
8
lenthwise reproduction ratio to
increase by 0.1%
Each increase by "1" causes the
erased position by LED to shift
approx. 1mm toward the trailing
edge of the paper. But the
8
image position relative to the
paper does not change. (with
original surface as reference)
1550 ADJUSTMENT